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THE ENGLISH DICTIONARY

English English

CEFR LEVEL

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

697 words & expressions

blue blood

idiom

Noble, aristocratic, or upper-class ancestry and lineage.

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Blue Law

idiom

A statutory regulation prohibiting specific commercial or recreational activities on Sundays or holy days.

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blueprint

word B2

A detailed technical drawing or design plan, or a comprehensive guide for achieving a goal.

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blunder

word B2

a stupid or careless mistake; a serious error in judgment

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Blunder into

phrasal verb

To enter or get involved in a difficult, dangerous, or confusing situation through carelessness or ignorance

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Bluntly

word B2

in a direct way without trying to be polite; frankly

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blurt out

phrasal verb

To speak suddenly and tactlessly without thinking, especially divulging confidential or sensitive information

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board

word A1

a flat surface for writing or notices; a group that makes decisions; to get on a vehicle a flat, thin, rectangular piece of material such as wood; also a group of people managing an organization; a flat, thin, rectangular piece of material such as wood; also a group of people managing an organization

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Board the flight

phrase

to get on an airplane to begin a journey

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Board up

phrasal verb

To cover or secure the windows, doors, or openings of a structure or container using wooden planks

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boast

word B1

To talk with excessive pride and self-satisfaction about one's achievements, possessions, or abilities.

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boast about

phrasal verb

To speak with excessive pride or self-satisfaction regarding one's accomplishments, capacity, or performance

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boast of

phrasal verb

To proudly possess or claim a remarkable asset, feature, or achievement as a distinction

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boat

word A1

a small vehicle that travels on water a small vessel for traveling over water a small vessel used for traveling on water; a small vessel for traveling over water a small vessel used for traveling on water

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body

word A1

the physical part of a person the physical structure of a person or animal; the physical structure of a person or animal

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Bog down

phrasal verb

To prevent progress or movement; to become stuck, delayed, or entangled in complex procedures or physical obstacles

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boil

word A2

to heat liquid until it turns to vapor, or cook in boiling water a painful, pus-filled bump under the skin caused by infected hair follicles to heat a liquid until it starts to bubble and turn into vapor.; A painful, inflamed, pus-filled swelling on the skin, typically caused by bacterial infection of a hair follicle.; a painful, pus-filled bump under the skin caused by infected hair follicles to heat a liquid until it starts to bubble and turn into vapor.

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boil down

phrasal verb

To condense, reduce, or summarize complex information, data, or plans into essential points

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Boil down to

phrasal verb

To have something as the primary, fundamental, or ultimate deciding factor or cause

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Boil over

phrasal verb

to overflow from a pot or pan when boiling

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Boil up

phrasal verb

To develop, escalate, or intensify gradually until reaching a dangerous or explosive level (such as conflict, anger, or unrest)

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Boiling Point

idiom

The stage at which anger, tension, or conflict reaches an unbearable peak and erupts.

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Boldly

word B2

in a confident and brave way; without fear

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bolster

word C1

to support, strengthen, or prop up

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Bolster up

phrasal verb

To strengthen, support, or reinforce something fragile, strained, or in need of assistance

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bolt down

phrasal verb

1. To securely fasten something to a floor or structure using heavy bolts. 2. To eat or swallow food very rapidly

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Bolt from the Blue

idiom

A sudden, completely unexpected event or piece of news that causes shock.

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bomb

word B1

a container filled with explosive material designed to explode and cause damage or destruction

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Bomb out

phrasal verb

To fail completely or be thoroughly unsuccessful in an undertaking

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bomber

word B2

a military aircraft designed to drop bombs; a person who plants bombs

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bond

word B1

a close connection or relationship joining people or things

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Bond over

phrasal verb

to establish or strengthen a friendly connection and emotional closeness through a shared interest, experience, or activity

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bone

word A1

one of the hard parts inside the body that forms the skeleton any of the hard parts inside a human or animal that make up its frame one of the hard parts inside a human or animal that make up the frame of the body the hard parts of a skeleton that form the structure of the body

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bone of contention

idiom

An unresolved issue or disagreement that continually generates conflict between parties.

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Bone up on

phrasal verb

to study a particular subject intensively, especially to gain quick knowledge before a test or task

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bonus

word A2

extra money, points, or benefit in addition to the usual amount an amount of money added to wages on a seasonal basis, especially as a reward for good performance an extra payment or reward given in addition to what is usual or expected.

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book

word A1

written pages together; to reserve a ticket, room, or service A set of written, printed, or blank pages fastened together; to arrange for someone to have a seat, room, or ticket in advance.; A set of written, printed, or blank pages fastened together; to arrange for someone to have a seat, room, or ticket in advance.

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book a ticket

phrase A2

to reserve and purchase an admission or travel pass in advance

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Book in

phrasal verb

To register or check in upon arrival at a site, facility, or event

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book in advance

phrase

to reserve tickets, hotel rooms, or transportation well ahead of the travel date

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