English English
CEFR LEVEL
3335 entries have no recorded CEFR level and are included in All.
bolt down
phrasal verb1. To securely fasten something to a floor or structure using heavy bolts. 2. To eat or swallow food very rapidly
↗Bolt from the Blue
idiomA sudden, completely unexpected event or piece of news that causes shock.
↗bomb
word B1a container filled with explosive material designed to explode and cause damage or destruction
↗Bomb out
phrasal verbTo fail completely or be thoroughly unsuccessful in an undertaking
↗bomber
word B2a military aircraft designed to drop bombs; a person who plants bombs
↗bond
word B1a close connection or relationship joining people or things
↗Bond over
phrasal verbto establish or strengthen a friendly connection and emotional closeness through a shared interest, experience, or activity
↗bone
word A1one 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
↗bone of contention
idiomAn unresolved issue or disagreement that continually generates conflict between parties.
↗Bone up on
phrasal verbto study a particular subject intensively, especially to gain quick knowledge before a test or task
↗bonus
word A2extra 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.
↗book
word A1written 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.
↗book a ticket
phrase A2to reserve and purchase an admission or travel pass in advance
↗Book in
phrasal verbTo register or check in upon arrival at a site, facility, or event
↗book in advance
phraseto reserve tickets, hotel rooms, or transportation well ahead of the travel date
↗Book into
phrasal verbTo reserve accommodation or a stay at a specific hotel or residential facility
↗book tickets
phrase B1to reserve or buy travel or admission passes in advance
↗Book up
phrasal verbTo reserve all available capacity, spaces, or slots completely
↗bookcase
word A2a piece of furniture with shelves designed for holding books
↗booked online
phrase A2reserved a ticket, seat, or room over the internet
↗bookmark
word A1to save a webpage or page location for quick reference
↗bookshelf
word A2a shelf on which books can be stored and displayed
↗bookshop
word A2a shop where books are sold to customers a retail store where books are sold
↗bookstore
word A1a retail shop where printed books are sold a shop where books are sold
↗bookworm
phrasea person who loves reading books and devotes an enormous amount of time to literature; A person who loves reading books and devotes an enormous amount of time to study.
↗boom
word B1a loud, deep, resonant sound
↗Boom out
phrasal verbTo make a deep, resonant, and powerful sound that reverberates
↗boost
word B2to increase or improve something To increase, improve, or raise something.
↗boot
word B1a sturdy item of footwear covering the foot and ankle or lower leg; sturdy footwear covering the foot and ankle or lower leg A type of shoe that covers the ankle or higher; to start up a computer system.
↗Boot out
phrasal verbTo dismiss, eject, or expel someone unceremoniously from a project or organization
↗boot up
phrasal verbTo start or initialize an electronic operating system or intelligent building controls
↗bootstrapping
word C1Starting and running a business relying strictly on personal savings or self-generated revenue without external funding.
↗border
word B1a line separating two countries, states, or regions; a line separating two political or geographical areas, especially countries A line separating two political or geographical areas.
↗Border on
phrasal verbTo come very close to or verge on a specific extreme state, quality, or condition
↗bore
word B1to make someone feel tired and uninterested Verb: To make someone feel uninterested or tired; Noun: A dull or tiresome person.
↗boring
word A1tedious and uninteresting; dull not interesting or exciting; dull.
↗Born with a Silver Spoon in One's Mouth
idiomBorn into a privileged, wealthy family with inherited advantages.
↗borrow
word A1to take and use something from someone for a time and then return it to take temporarily with intention to return; to take on loan To take something for temporary use with the intention of returning it.; To take something for temporary use with the intention of returning it.
↗boss
word A2the person who is in charge at work and tells others what to do a person who is in charge of a worker, group, or organization
↗Boss around
phrasal verbTo give orders domineeringly or dictate to others in an overbearing manner
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