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THE ENGLISH DICTIONARY

English English

CEFR LEVEL

3335 entries have no recorded CEFR level and are included in All.

97 words & expressions

Keeping up with the Joneses

idiom

Constantly trying to compete with neighbors or peers in wealth, material possessions, and social status

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Kept in the Dark

idiom

Kept uninformed or unaware of critical facts, developments, or decisions

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kettle

word A2

a container with a lid, spout, and handle, used for boiling water

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key

word A1

a small object that opens a lock; very important a small piece of shaped metal used to operate a lock; something that provides a means of access a small piece of shaped metal used to open or close a lock A small piece of shaped metal used to open or close locks, or something crucial and essential.; a small piece of shaped metal with incisions cut to fit the wards of a particular lock

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key detail

phrase B2

an essential or crucial piece of specific information

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key factor

phrase B2

a central or decisive influence in a result or outcome

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key takeaway

phrase

the main insight, lesson, or important point learned from an experience or discussion

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Keyed up

idiom

Extremely nervous, tense, agitated, or anxiously excited

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keystone species

word C1

A species on which other species in an ecosystem largely depend, such that its removal would drastically alter the ecosystem.

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kick

word A1

to hit something with your foot; a hit with the foot a blow or forceful thrust with the foot; a sudden strong feeling of excitement to hit with the foot; to strike forcefully To strike or hit with the foot.

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kick off

phrasal verb

to start or begin an event, meeting, presentation, or activity

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Kick up Your Heels

idiom

To relax, celebrate, and have an energetic, carefree good time

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kid

word A1

a child; informally, to joke or not speak seriously to joke or tease; to speak in a playful manner a young goat; informal term for a child A child or young person.

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Kidney

word B2

either of a pair of organs that filter waste products from the blood and produce urine

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Kids Will Be Kids

proverb

Children will naturally be noisy, playful, and mischievous, so one must accept it with patient grace

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kill

word A1

to make a person, animal, or plant die; to stop or destroy something to cause the death of; to end life To cause the death of a person, animal, or living thing.; to cause the death of; to end life To cause the death of a person, animal, or living thing.

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kill the mood

idiom

To spoil a cheerful, pleasant, or relaxed atmosphere by saying or doing something inappropriate

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Kill Two Birds with One Stone

idiom

To achieve two different goals or solve two problems with a single action

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killer

word A2

a person, animal, or thing that causes death A person or thing that kills.

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kilo

word A2

short for kilogram; a metric unit of mass equal to 1,000 grams

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kind

word A1

caring and helpful; also a type of something gentle; caring; compassionate; showing sympathy A type or category; showing a gentle, considerate nature.; gentle; caring; compassionate; showing sympathy A type or category; showing a gentle, considerate nature.

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kind gesture

phrase

a considerate, thoughtful, or generous action intended to show goodwill or comfort someone

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kindly

word A2

in a kind, gentle, or pleasant manner; also used in polite requests in a kind or gentle manner; showing kindness or goodwill

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king

word A1

a male ruler of a country; also someone or something seen as the best in an area the male ruler of an independent state, especially one who inherits the position by right of birth; the male ruler of an independent state, especially one who inherits the position by right of birth

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kingdom

word A2

a country, state, or territory ruled by a king or queen a country or territory ruled by a king or queen; a country or territory ruled by a king or queen

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kiss

word A1

to touch someone with the lips to show love; the act of doing this to touch with the lips as a sign of affection to touch someone with your lips as a sign of affection, greeting, or respect; to touch with the lips as a sign of affection to touch someone with your lips as a sign of affection, greeting, or respect

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Kissing Goes by Favor

proverb

Preferences, privileges, and promotions are distributed through personal favoritism rather than merit

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kit

word A2

a set of articles or equipment needed for a specific purpose a set of tools, equipment, or materials used for a particular purpose

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Kit and Caboodle

idiom

The whole collection of things; everything entirely without exception

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kitchen

word A1

a room or place where food is cooked a room or area where food is prepared and cooked; a room or area where food is prepared and cooked

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kite

word A1

a light paper or cloth toy flown on a string in the wind a bird of prey with long wings and a forked tail; also a toy flown in the air

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knee

word A1

the joint in the middle of your leg where it bends the joint connecting the thigh and the lower leg in humans the joint between the thigh and the lower leg

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Knee-High by the Fourth of July

proverb

A traditional farm benchmark indicating that crops are growing at a healthy and natural seasonal pace

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Knee-High to a Grasshopper

idiom

Very young or small (usually referring to someone in early childhood)

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Knee-Jerk Reaction

idiom

An automatic, unthinking response made abruptly without careful thought or reflection

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kneel

word B2

To go down on one or both knees; to rest the body on the knees.

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knife

word A1

an instrument composed of a blade fixed into a handle, used for cutting a cutting instrument with a sharp blade a cutting tool with a sharp blade a tool with a sharp blade used for cutting a tool or weapon with a blade and a handle, used for cutting

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knock

word A2

to hit a door or surface to get attention; also the sound/action a sudden sharp blow; the sound of striking something to tap or hit; to strike a surface to make a sound to hit a surface, often to get attention or by accident; a sudden sharp blow; the sound of striking something to tap or hit; to strike a surface to make a sound to hit a surface, often to get attention or by accident

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knock down

phrasal verb

To demolish a structure, reduce a cost or fee, or strike someone or something to the ground.

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Knock into a Cocked Hat

idiom

To completely ruin, disrupt, disprove, or defeat a plan, theory, or expectation

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