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visibility

US / ˌvɪzəˈbɪləti /

•

UK / ˌvɪzəˈbɪlɪti /

B1

noun
Quality of being able to be seen, as at a distance
Ability to be seen by others

dream

US / dri:m /

•

UK / drim /

A1

noun
A wish or hope for something to happen
Imagination or image of something you want
Images, thoughts, feelings experienced when asleep
verb
To wish for something to happen
To experience thoughts, images while asleep

freeze

US / fri:z /

•

UK / friz /

A2

noun
Sudden stop to prevent increase or decreases
Period of very cold weather under zero degrees
verb
To harden to a solid below zero degrees
To store an item of food in a cold place
To make someone to not want to communicate
To stop moving and be still; stay the same

bro

US / brəʊ /

•

UK / broʊ /

B2

noun
Shortened form of 'brother'

can

US / kæn /

•

UK / kən,kæn /

A1

noun
A metal container for storing food
other
Able to; have the skill to; have the time to
verb
To have permission to
To be possible to do
To preserve food by sealing it in a metal container

but

US / bət /

•

UK / bʌt,bət /

A1

conjunction
Used before you say something different, opposite

oregon

US / ˈɔriɡən /

•

UK / ˈɔrɪɡən, -ˌɡɑn, ˈɑr- /

A1

noun
A state in northwestern United States on the Pacific

planet

US / 'plænɪt /

•

UK / ˈplænɪt /

A2

noun
One of the bodies that orbit the sun

now

US / naʊ /

•

UK / naʊ /

A1

adverb
At the present time or moment
Right away or in the next possible moment
Used to refer to something that just happened
Time between the present and a moment in the past
conjunction
Resulting from or because of something

not

US / nɒt /

•

UK / nɑt /

A1

adverb
Word indicating the negative
(Used to form the negative of verbs)

size

US / saɪz /

•

UK / saɪz /

A1

noun
How big or small a thing is
Standard measurements for clothing, shoes
verb
To make something to fit a particular measurement
To organize or group from small to large

survive

US / sə'vaɪv /

•

UK / sɚˈvaɪv /

A2

verb
To continue to live despite illness or trouble

expect

US / ɪk'spekt /

•

UK / ɪkˈspɛkt /

A1

verb
To believe something is probably going to happen

photograph

US / ˈfəʊtəgrɑ:f /

•

UK / ˈfoʊtəgræf /

A1

noun
Picture taken with a camera
verb
To take a picture with a camera

weigh

US / weɪ /

•

UK / weɪ /

A2

verb
To balance things against each other
To consider something carefully to form an opinion
To determine the weight of, using scales

look

US / lʊk /

•

UK / lʊk /

A1

noun
Person's beauty or physical attractiveness
Particular style of dress, clothes, or appearance
The way someone, something appears to be
Act of searching for or examining something
verb
To appear to be; seem

nice

US / naɪs /

•

UK / naɪs /

A1

adjecitve
Being attractive or of high quality or value
Good or enjoyable
Being kind or friendly

narwhal

US / ˈnɑ:wəl /

•

UK / ˈnɑ:rwɑ:l /

C2

noun
Small Arctic whale, the male having a long tusk

swimming

US / ˈswɪmɪŋ /

•

UK / ˈswɪmɪŋ /

A1

noun
The act of moving through water
verb
To move through water by moving parts of the body

male

US / meɪl /

•

UK / ˈmel /

A2

adjecitve
Characteristic of boys or men
noun
A member of the sex that fertilizes eggs

they

US / ðeɪ /

•

UK / ðe /

A1

pronoun
Two or more people, animals, or things

sleep

US / sli:p /

•

UK / slip /

A1

noun
Substance in a person's eyes after waking up
Period of time during which a person is asleep
verb
To have enough beds for
To rest your body in bed, as at night time

all

US / ɔ:l /

•

UK / ɔl /

A1

adverb
Completely; totally
determiner
Being every one of something
pronoun
100% of something; the complete amount

beside

US / bɪˈsaɪd /

•

UK / bɪˈsaɪd /

A2

preposition
In comparison to; compared with
By the side of something; next to something

bring

US / brɪŋ /

•

UK / brɪŋ /

A1

verb
To take or go with someone to a place

take

US / teɪk /

•

UK / tek /

A1

noun
Filming of a single scene for TV or the movies
verb
To accept something that is offered
To use a method of traveling, e.g. a bus or train
To use a camera to make (a photo)
To pick up something and go away with it
To study a subject in school
To attempt to pass (an exam)
To require a certain amount of time, money, space

move

US / mu:v /

•

UK / muv /

A1

noun
Act of moving a playing piece in chess, etc.
An action; doing something
Step taken to achieve a goal
verb
To cause someone to have certain emotions
To cause something to change to a different place
To change where people live or a business operates
To take action to do or achieve something

arctic

US / 'ɑ:ktɪk /

•

UK / ˈɑrktɪk, ˈɑrtɪk /

A1

adjecitve
The regions to the north of the Arctic Circle centered on the North Pole
Region 66.3 degrees latitude north of the equator

old

US / əʊld /

•

UK / old /

A1

adjecitve
Having existed for a long time, not young or new
Age of a person since birth

conservation

US / ˌkɒnsəˈveɪʃn /

•

UK / ˌkɑ:nsərˈveɪʃn /

B1

noun
Protecting the environment or a species
Act of keeping in reserve

mix

US / mɪks /

•

UK / mɪks /

A2

noun
A combination of more than two things
verb
To combine two or more things to make one
To meet and get along with others, e.g. at a party

terrible

US / ˈterəbl /

•

UK / ˈtɛrəbəl /

A2

adjecitve
Very bad; horrible

impact

US / 'ɪmpækt /

•

UK / ˈɪmˌpækt /

A2

noun
A striking effect or result to hit with force
Very strong influence
Act or force of one thing hitting something else
verb
To hit or strike someone or something with force

what

US / wɒt /

•

UK / hwɑt, hwʌt, wɔt, wʌt,hwət, wət /

A1

pronoun
Thing or things that; the same kind as
Used to emphasize something you are about to say
adjecitve
Used to refer to a particular amount, or number
Used to place emphasis on a particular quality
adverb
To a certain degree
determiner
Question words used for asking for information
exclamation
Used to express excitement, shock, or surprise
Used to ask people to repeat something they said

that

US / ðæt /

•

UK / ðæt, ðət /

A1

adjecitve
The person or thing being talked about
Used to identify something both the speakers know
adverb
Used to reinforce adjectives and adverbs
To such a degree
conjunction
Used to connect a noun clause
Used to introduce an adverbial clause
Used to introduce a noun clause
determiner
Used as a noun to refer to something
pronoun
Referring an object far away
Used to refer to the relative pronoun ‘which’

threat

US / θret /

•

UK / θrɛt /

A2

noun
Warning of probable trouble
A warning that you may be harmed

get

US / ɡet /

•

UK / ɡɛt /

A1

verb
To become affected by illness or disease
To begin to feel or understand an emotion or idea
To send or bring someone or something home, etc.
To go somewhere to obtain something
To (cause to) do a particular thing
To obtain, receive or be given something
To currently have
To prepare for use
To understand something being said or read

pool

US / pu:l /

•

UK / pul /

A2

noun
Amount collected, e.g. money, for some purpose
Small body of still water
Game of hitting balls on a table with long sticks
Small area of water for swimming bound by walls
verb
(Of a liquid) to collect into a small area
To make a collection of (resources, money etc.)

encase

US / ɪnˈkeɪs /

•

UK / ɛnˈkes /

C2

verb
(Of hard thing) to surround or totally envelop

endanger

US / ɪn'deɪndʒə(r) /

•

UK / ɛnˈdendʒɚ /

B1

verb
To bring a person/thing into a dangerous situation

right

US / raɪt /

•

UK / raɪt /

A1

adjecitve
Correct or true
The south side of you looking at the rising sun
adverb
Exactly in a place or time
Being appropriate for a particular event
In a straight or direct manner
noun
Something you are legally or morally allowed to do
Ideal of what is just and good
Political view based on conservatism
verb
To fix something previously wrong or unjust
To make upright, as a boat that has turned over

own

US / əʊn /

•

UK / on /

A1

adjecitve
Belong to oneself
determiner
Yours, his, hers, etc.; not belonging to another
pronoun
(Something) belong to myself
verb
To have something as your property

extent

US / ɪkˈstent /

•

UK / ɪkˈstɛnt /

A2

noun
Point, level or limit to which something reaches
Range or space included in something

sea

US / /

•

UK / /

A1

noun
Very large group of people, similar-looking things
Large body of salty water with land around it

specie

US / 'spi:ʃi: /

•

UK / 'spi:ʃɪ /

B1

noun
Singular of species

stick

US / stɪk /

•

UK / stɪk /

A2

noun
Long thin piece of wood from a tree
verb
To push a sharp or pointed object into something
To join together using glue or paste
To remain in one place or position for a long time

assistant

US / əˈsɪstənt /

•

UK / əˈsɪstənt /

A2

adjecitve
(Person) helping another, usually as a job
noun
Person who helps another, usually as a job

massive

US / ˈmæsɪv /

•

UK / ˈmæsɪv /

B1

adjecitve
Very big; large; too big

science

US / 'saɪəns /

•

UK / ˈsaɪəns /

A2

noun
Study of the physical world, based on facts

himself

US / hɪmˈself /

•

UK / hɪmˈsɛlf /

A1

pronoun
The same (male) person who did the action

plus

US / plʌs /

•

UK / plʌs /

A2

noun
A benefit or advantage
preposition
In addition; add
In addition to; Indicates a number above
Having a value greater than zero

too

US / tu: /

•

UK / tu /

A1

adverb
In addition, also; with emphasis
Say that something is more than you want

imagine

US / ɪ'mædʒɪn /

•

UK / ɪˈmædʒɪn /

A1

verb
To think creatively about; form mental picture of

mammal

US / 'mæml /

•

UK / ˈmæməl /

B1

noun
Animal which drinks milk from its mother

probably

US / ˈprɒbəbli /

•

UK / ˈprɑbəbli /

A1

adverb
That is likely to happen or be true

underwater

US / ˌʌndəˈwɔ:tə(r) /

•

UK / ˈʌndɚˌwɔtɚ, -ˌwɑtɚ /

C2

adjecitve
(Moving or existing) beneath the surface of water

day

US / deɪ /

•

UK / de /

A1

noun
A period of 24 hours beginning at midnight
The period of time when it is light outside
Person's name

here

US / hɪə(r) /

•

UK / hɪr /

A1

adverb
In this place; at this location, position or time

lose

US / lu:z /

•

UK / luz /

A1

verb
To be unable to keep in check or control something
To decrease in value or quantity (e.g. weight)
To stop having certain qualities or abilities
To stop having or being entitled to
To fail to win something that is being contested
To be unable to find something you once had
To be dependent on someone (used with 'not')

new

US / nju: /

•

UK / nu, nju /

A1

adjecitve
Not old, recently born, built or made
Being or doing something for the first time
Not felt, seen or known previously
Having been recently bought or obtained

try

US / traɪ /

•

UK / traɪ /

A1

noun
Act of putting the ball over the rugby goal line
verb
To make an effort, to attempt to do something
To examine someone or something in a court of law
To test to see if it is good or you like it
To make a person go through hardship; test
To examine something to see if it works

fresh

US / freʃ /

•

UK / frɛʃ /

A1

adjecitve
Clean; not used or dirty
Remaining clear, as in a person's memory
Newly made or gathered
(Water) not salty, usually from a lake or a river

for

US / fə(r) /

•

UK / fɔr,fə /

A1

preposition
Used to show the purpose, or need of something

amazing

US / ə'meɪzɪŋ /

•

UK / ə'meɪzɪŋ /

A2

adjecitve
Surprising in a pleasing way
verb
To cause wonder; to surprise completely

bowhead

US / 'bəʊhed /

•

UK / 'boʊhed /

A1

noun
Large-mouthed Arctic whale

sorry

US / ˈsɒri /

•

UK / ˈsɑ:ri /

A1

exclamation
What you say to admit you were wrong
adjecitve
Causing others to feel pity; poor
Feeling regret or sympathy about wrong thing

water

US / 'wɔ:tə(r) /

•

UK / ˈwɔtɚ, ˈwɑtɚ /

A1

noun
Clear liquid that forms the seas, rivers and rain
Large area such as an ocean or sea
verb
(Of the eyes) to produce tears
(Mouth) to become wet at the thought of nice food
To pour liquids onto a plant to keep it alive

just

US / dʒʌst /

•

UK / dʒʌst /

A1

adjecitve
Proper or appropriate; as is deserved
Doing or being what is right or fair
Legally correct; having enough evidence
adverb
Almost; nearly
Exactly at the time of
Exactly (the same as, like)

hour

US / 'aʊə(r) /

•

UK / aʊr /

A1

noun
60 minutes
Particular time of the day
Fixed, regularly occurring time

cold

US / kəʊld /

•

UK / kold /

A1

adjecitve
Having a very low temperature
Being unfriendly or lacking emotion
noun
Illness of sneezing, coughing, and a sore throat

industrial

US / ɪnˈdʌstriəl /

•

UK / ɪnˈdʌstriəl /

A2

adjecitve
Concerning making things in factories

seal

US / si:l /

•

UK / sil /

B1

noun
Large fish-eating animal that lives on sea or land
Official mark made in hot wax to close a document
Piece of rubber used to keep water, dirt out
verb
To close tightly to protect it from leaking
To close an envelop or package
To cover a surface with a substance to protect it

copepod

US / 'kəʊpəpɒd /

•

UK / 'koʊpəˌpɒd /

A1

noun
Minute marine or freshwater crustaceans usually having six pairs of limbs on the thorax; some abunda

ecosystem

US / ˈi:kəʊsɪstəm /

•

UK / ˈɛkoˌsɪstəm, ˈiko- /

B1

noun
Types of plants and animals in an specific area

tragedy

US / 'trædʒədɪ /

•

UK / ˈtrædʒɪdi /

B1

noun
Play that has a sad ending with many deaths
Very sad event that usually involves death

big

US / bɪɡ /

•

UK / bɪɡ /

A1

adjecitve
Popular
Serious
Large

little

US / 'lɪtl /

•

UK / ˈlɪtl /

A1

adjecitve
Being short in length of time
Not great in size, amount, or degree; small
Being very young or younger than others
adverb
By an amount or degree that is not very much
Not often; rarely
noun
A person's name

summer

US / ˈsʌmə(r) /

•

UK / ˈsʌmɚ /

A1

noun
Part of the year when the weather is hot
verb
To spend time in a place in the warm months

the

US / ðə /

•

UK / ðə /

A1

article
Used to refer to something already mentioned
Used to show there is only one of something
determiner
Used to describe all of a family

into

US / 'ɪntə /

•

UK / ˈɪntu /

A1

preposition
Moving or going inside something
In the same direction as; in the direction of
So as to become; taking the state of

entire

US / ɪn'taɪə(r) /

•

UK / ɛnˈtaɪr /

A2

adjecitve
Complete or full; with no part left out; whole

jed

US / dʒɛd /

•

UK / /

A1

one

US / wʌn /

•

UK / wʌn /

A1

pronoun
You; we; people in general; someone
The thing or person previously referred to
adjecitve
Used to refer to people generally
Being a strong example of (something mentioned)
number
Number 1

than

US / ðən /

•

UK / ðən /

A1

conjunction
Used to compare two things that are not equal

body

US / ˈbɒd.i /

•

UK / ˈbɑdi /

A1

noun
An object distinct from other objects
A group of people involved in an activity together
Main part of something
A person's physical self

run

US / rʌn /

•

UK / rʌn /

A1

noun
Journey between two places made by ship or car
Series of similar things or successes and failures
Act of running; exercise of running
verb
To depart or travel according to a schedule
To cause an animal to move in a certain direction
(Of an engine) to be operating
To start or use a computer program
To flow in a certain direction, like a liquid
To manage or operate a business
To operate or drive something
(Of a road) to go from one place to another
To move your legs faster than walking

live

US / lɪv /

•

UK / liv /

A1

adjecitve
Being broadcast as events happen, not recorded
Carrying electric current; able to give a shock
Glowing because burning; hot
Not yet killed (for food)
adverb
(Music, drama) as it is performed
verb
To be alive
To experience a particular type of life
To make your home in a house or town

year

US / jə: /

•

UK / jɪr /

A1

noun
Unit of time equal to 12 months or 365 or 366 days
Used to refer to the age of a person

you

US / jʊ /

•

UK / ju /

A1

pronoun
Person someone is speaking or writing to
Person or people in general

this

US / ðɪs /

•

UK / ðɪs /

A1

adjecitve
Used to indicate something already been discussed
Used to indicate something happening around now
adverb
An indication by a physical motion or gesture
A specific amount of
determiner
Person, thing, or idea near you
pronoun
Person, thing that has already been discussed

frozen

US / 'frəʊzn /

•

UK / ˈfroʊzn /

A2

adjecitve
Hard, solid because it is below zero degrees
verb
To store an item of food in a cold place
To make someone to not want to communicate
To stop moving and be still; stay the same

stand

US / stænd /

•

UK / stænd /

A1

noun
Effort to fight against something
Piece of furniture; device to hold or support
Place in a stadium where spectators watch
Table where things are sold at a fair or market
verb
To be a candidate in an election
To be able to accept someone, something; bear
To last for a long time
To be upright; not be sitting or lying down
To place something in a particular position; place
To be (as stated)
To still be valid
To have an opinion about something

lie

US / laɪ /

•

UK / lai /

A2

noun
An untrue statement, when you know it is not true
verb
To be in a horizontal or flat position
To say something that you know is not true

anything

US / ˈeniθɪŋ /

•

UK / ˈɛniˌθɪŋ /

A1

pronoun
A thing of any kind

from

US / frəm /

•

UK / frʌm, frɑm,frəm /

A1

preposition
Starting at a particular place, time or level

out

US / aʊt /

•

UK / aʊt /

A1

adverb
No longer stylish (e.g. fashion)
Away from home, business, or the usual place
In a direction/movement away from inside or center
noun
Act when a batter cannot continue playing
verb
To tell people a secret

over

US / 'əʊvə(r) /

•

UK / ˈovɚ /

A1

adverb
Finished; no longer happening
Towards the ground/away from a standing position
noun
A set of six consecutive balls bowled in cricket
other
Finished
preposition
Showing the relation when a thing is above another
On or covering something
Above or across something
More than you need
From one side to the other
In the direction of; toward

come

US / kʌm /

•

UK / kʌm /

A1

verb
To arrive at a place
(Of mail) to be delivered
To move toward someone; go with someone
To reach a certain point or state

copepods

US / ˈkəʊpɪˌpɒdz /

•

UK / /

A1

other

crystal

US / 'krɪstl /

•

UK / ˈkrɪstəl /

B1

noun
A solid formed by the solidification of a chemical
Rock with regularly repeating internal structure
Person's name

two

US / tu: /

•

UK / tu /

A1

number
2

and

US / ənd /

•

UK / ənd, ən,ænd /

A1

conjunction
Used to refer to two or more things
Plus; in addition; on top of that
Used to introduce an action that follows another

hey

US / heɪ /

•

UK / he /

A1

exclamation
What you say when you want someone's attention

melting

US / ˈmeltɪŋ /

•

UK / ˈmeltɪŋ /

B1

verb
To disappear or to go away
To make, become soft or liquid due to heat
To become liquid through heating

ton

US / tʌn /

•

UK / tʌn /

A2

noun
Unit of weight; 907 kilograms (US); 1016 (UK)

away

US / ə'weɪ /

•

UK / əˈwe /

A1

adjecitve
Not present
adverb
Disappear completely
Doing something with a lot of energy
Not here; far from here; in a different direction
To a different area, location

polar

US / ˈpəʊlə(r) /

•

UK / ˈpolɚ /

B1

adjecitve
Concerning the areas near the North or South poles

bear

US / bɛː /

•

UK / bɛr /

A2

noun
Large brown animal with fur that lives in forests
Someone who expects stock market to fall
verb
To accept (responsibilities or duties)
To give birth to a child; to produce fruit
To accept or suffer the weight of difficulties
To keep moving left or right while going forward
To show (sign of something)
To support the weight of something, e.g. a bridge

blow

US / bləʊ /

•

UK / blo /

A2

noun
Something that causes you difficulty or sadness
Act of making air come out of your mouth
A hit or strike from an object
verb
To move something using air
To make air come quickly out of your mouth
To clear something by forcing air through it

clear

US / klɪə(r) /

•

UK / klɪr /

A1

adjecitve
Empty; without anything in it or on it
Being certain and without doubt
Being without any streaks, spots, or cracks
Easy to understand; well-explained; obvious
adverb
Completely; entirely; through the whole of
Away from; free from
verb
To recover from or remove a problem
To get rid of the entire contents of
To give permission for something to happen
To make a place or surface empty by removing
To prove that someone is not guilty or to blame

hand

US / hænd /

•

UK / hænd /

A1

noun
Cards given to a player in a card game
Piece of a clock that points to the time
Someone who performs physical tasks or work
Body part at the end of a person's arm
Help for someone performing a particular action
Condition of having power or influence
Member of the crew of a ship
verb
To give something to someone personally

history

US / 'hɪstrɪ /

•

UK / ˈhɪstəri /

A2

noun
Established pattern or record
Study of past events as an academic subject

could

US / kəd /

•

UK / kʊd /

A1

other
Past form of 'can' to mean have ability
Used to ask for something politely, or to offer

foot

US / fʊt /

•

UK / fʊt /

A1

noun
Base of something such as a mountain or vase
Length of 12 inches or about 25 cm
Lowest part of the leg we use to stand on

moment

US / 'məʊmənt /

•

UK / 'moʊmənt /

A1

noun
Very short or brief period of time
A particular period in time

hypothermic

US / ˌhaɪpə'θɜ:mɪk /

•

UK / ˌhaɪpə'θɜ:mɪk /

A1

adjecitve
Concerning or affected by hypothermia

ice

US / aɪs /

•

UK / aɪs /

A1

noun
Frozen gas or liquid, esp. water
Sweet food made of frozen cream, or juices
verb
To make something cold by putting on frozen water
To spread a sweet and creamy substance on a cake

loss

US / lɒs /

•

UK / lɔ:s /

A2

noun
Friend, family, or other loved person's death
Decrease or decline in quantity or amount
Experience or state of failing to have or keep
A situation when you lose a game
Process of failing to have or keep something
Difficulty or trouble caused by someone's leaving
Situation when more money is spent than is earned

his

US / hɪz /

•

UK / hɪz /

A1

pronoun
Something belonging to a male person

with

US / wɪð /

•

UK / wɪð, wɪθ /

A1

preposition
As an employee of a certain company
Against something or someone
By using something as a means
Due to; because of
Including
Possessing as a feature
Related to
(Of the manner/attitude by which you do something)
Used to express that people or things are together

before

US / bɪˈfɔ:(r) /

•

UK / bɪˈfɔr,-ˈfor /

A1

adverb
At a time earlier than the present; previously
conjunction
In advance of something happening
preposition
In front of someone or something

have

US / həv /

•

UK / hæv /

A1

verb
To drink, smoke, eat or use something
To experience the effects of something
To organize an event, or join in an activity
To own, possess, or hold something
To cause to happen or produce a particular effect

low

US / ləʊ /

•

UK / lo /

A1

adjecitve
Having a small quantity, supply, or amount
Being unhappy or unpleasant in attitude
Not high; being near the ground, or bottom
(Of a voice, sound) being soft; quiet
noun
Situation of not having a lot of something

see

US / si: /

•

UK / si /

A1

verb
To go on a date with someone
To predict whether something is, or will be true
To understand what someone says
To use your eyes to look at something
To visit a place often for sightseeing or pleasure
To visit or meet with someone
To find out by waiting or looking
To watch (a game, movie or TV show)

Catching a 200-Year-Old Whale | Nat Geo Live

visibility

dream

freeze

bro

can

but

oregon

planet

now

not

size

survive

expect

photograph

weigh

look

nice

narwhal

swimming

male

they

sleep

all

beside

bring

take

move

arctic

old

conservation

mix

terrible

impact

what

that

threat

get

pool

encase

endanger

right

own

extent

sea

specie

stick

assistant

massive

science

himself

plus

too

imagine

mammal

probably

underwater

day

here

lose

new

try

fresh

for

amazing

bowhead

sorry

water

just

hour

cold

industrial

seal

copepod

ecosystem

tragedy

big

little

summer

the