bolt
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B2 verb /boʊlt/

bolt

Meaning
To move suddenly and quickly; also to fasten something with a bolt.
Example
The horse bolted from the stable after hearing a loud noise.
C1 verb /ˈblækən/

blacken

Meaning
to make something black or darker; to stain, soil, or tarnish
Example
Smoke from the fire began to blacken the walls.
C2 verb /bɪˈɡaɪl/

beguile

Meaning
to charm or enchant someone, often in a deceptive way
Example
She beguiled the audience with her storytelling.
C1 noun /beɪl/

bale

Meaning
A large bundle of goods tightly wrapped and bound.
Example
The workers loaded the bale of cotton onto the truck.
C2 verb /beɪst/

baste

Meaning
to pour or brush melted fat, juices, or liquid over meat during cooking to keep it moist
Example
She basted the turkey every 30 minutes to keep it juicy.
A2 noun /ˈbɑt.əm/

Bottom

Meaning
the lowest point or part of something; the ground under a body of water
Example
The treasure chest was lying at the bottom of the ocean.
C1 adjective /ˈbɛndi/

bendy

Meaning
Easily curved or flexible.
Example
The bendy straw made it easier to drink from the cup.
B2 noun/verb /ˈbʌfər/

buffer

Meaning
Something that lessens or absorbs the impact of a shock; to act as a protective barrier.
Example
The organization acts as a buffer between workers and management.
A1 preposition/adverb/conjunction /bɪˈfɔːr/

before

Meaning
At an earlier time; in front of in order or place.
Example
She arrived before the meeting started.
B1 noun /ˈbaɪbəl/

bible

Meaning
the Christian scriptures consisting of the Old and New Testaments; also used for any authoritative book
Example
She reads the Bible every morning.
A1 noun /ˈbʌt.ər/

Butter

Meaning
a pale yellow edible fatty substance made by churning cream
Example
He spread butter on his toast for breakfast.
B1 noun /blæk ˈpep.ər/

Black Pepper

Meaning
a hot-tasting spice made from dried peppercorns, widely used for seasoning food
Example
Season the steak with salt and freshly ground black pepper.
A2 verb /bleɪm/

blame

Meaning
to hold responsible for a fault; to find fault with
Example
Don't blame me for the mistake.
C1 noun /ˈbɑːr.tər ˌsɪs.təm/

barter system

Meaning
A system of exchange where goods and services are traded directly without using money.
Example
Ancient civilizations used the barter system for trade.
C1 adjective /ˈbrɪslɪŋ/

bristling

Meaning
full of energy, anger, or excitement; showing bristles standing up
Example
He entered the room bristling with confidence.
A2 verb /bet/

bet

Meaning
to risk money on the outcome of something; to be confident
Example
I bet it will rain tomorrow.
C1 verb/noun ˈbuːt.stræp

bootstrap

Meaning
To start and develop a business using personal resources without external funding.
Example
He bootstrapped his company with minimal resources.
C2 noun /breɪ/

brae

Meaning
A hillside or slope, especially in Scotland.
Example
They climbed up the grassy brae to see the sunset.
C1 noun /bʊk ˈbaɪn.dər/

Book binder

Meaning
a person whose job is to fasten the pages of books together and put covers on them
Example
The old book binder carefully restored the antique manuscript.
C1 noun /ˈbenɪˌfæktər/

Benefactor

Meaning
a person who gives money or other help to support a person or cause; a patron
Example
The anonymous benefactor donated millions to the hospital.
C1 noun /bɑːrb/

barb

Meaning
a sharp projection such as on a fishhook; a cutting remark
Example
The fishhook has a small barb to keep the fish from escaping.
B2 noun /ˈbɜːrdn/

burden

Meaning
a heavy load, especially one that is difficult to carry
Example
The financial burden was too heavy for him to bear.
B2 noun /ˈbæk.boʊn/

Backbone

Meaning
the series of vertebrae extending from the skull to the pelvis; spine
Example
He injured his backbone in the accident.
C2 verb /ˈblʌdʒən/

bludgeon

Meaning
to hit someone with a heavy object; to force someone into doing something
Example
The guard was bludgeoned by the attacker in the alley.
C1 adjective /bɪˈnaɪn/

benign

Meaning
Gentle, kind, or not harmful (especially of a disease or tumor).
Example
The doctor assured her that the tumor was benign.
B1 noun /ˈbɪldər/

builder

Meaning
a person or company that constructs buildings or other structures
Example
The builder checked the site before starting the construction.
C2 noun /bɪˈtroʊðəl/

betrothal

Meaning
The formal engagement to be married.
Example
Their betrothal was announced to the whole village.
B1 noun /bʊʃ/

bush

Meaning
a plant with many small branches growing close to the ground; a shrub
Example
A rabbit was hiding under the bush.
C2 noun /ˌbæstərdaɪˈzeɪʃən/

bastardization

Meaning
the act of corrupting, degrading, or misrepresenting something
Example
Critics called the remake a bastardization of the original film.
C2 verb /ˈblækˌbɔːl/

blackball

Meaning
to exclude someone socially or vote against their membership in a group or club
Example
He was blackballed from the club after the controversy.
B2 noun /ˈbev.ər.ɪdʒ/

Beverage

Meaning
a drink, especially one other than water
Example
Would you like a hot or cold beverage with your meal?
B2 noun /brɑː/

bra

Meaning
a woman's undergarment worn to support and cover the breasts
Example
She bought a comfortable bra for everyday wear.
C2 noun /ˈbɜːrdʒɪs/

burgess

Meaning
A citizen of a town or borough with full rights of citizenship.
Example
In medieval times, a burgess had the right to vote and hold property.
C2 adjective /ˈbʊərɪʃ/

boorish

Meaning
Rude, insensitive, and lacking manners or refinement.
Example
His boorish behavior ruined the dinner party.
C1 noun /ˈbed sted/

Bed stead

Meaning
the framework of a bed; a bed frame without bedding
Example
The wooden bed stead was very sturdy.
C2 adjective /ˈbreɪsɪŋ/

bracing

Meaning
Invigorating, refreshing, or providing strength and energy.
Example
The hikers enjoyed the bracing mountain air.
B2 noun /ˈbrændɪŋ/

branding

Meaning
The process of creating and promoting a brand or company identity.
Example
Effective branding is key to building customer loyalty.
C1 noun /brɪm/

Brim

Meaning
the projecting edge of a hat; the edge or lip of something
Example
The wide brim of his hat protected him from the scorching sun.
B1 noun /brif/

Brief

Meaning
a concise statement of the facts; a set of instructions given to a person about a job or task
Example
The lawyer received a detailed brief about the upcoming court case.
A2 noun /biːn/

Bean

Meaning
an edible seed, typically kidney-shaped, growing in long pods on certain leguminous plants
Example
We planted green beans in our vegetable garden this spring.
A2 verb /baɪt/

bite

Meaning
to cut with teeth; to have a sharp effect
Example
The dog might bite if it feels threatened.
A2 noun /boʊn/

Bone

Meaning
any of the hard parts inside a human or animal that make up its frame
Example
The doctor said the bone was completely healed after the fracture.
C1 verb /bloʊt/

bloat

Meaning
to swell or cause to swell, often due to fluid or gas
Example
Eating too much junk food can bloat your stomach.
C2 noun /boʊ/

beau

Meaning
a male admirer or boyfriend; a fashionable young man
Example
She arrived at the party with her beau.
C1 adjective /ˈbloʊtɪd/

bloated

Meaning
swollen or puffed up, often unpleasantly
Example
After the big meal, he felt bloated and uncomfortable.
B2 verb /ˈbænɪʃ/

banish

Meaning
to send someone away from a place as punishment; to get rid of
Example
The king banished the traitor from the kingdom.
B2 noun /ˈbrɔːd.bænd/

broadband

Meaning
a high-capacity transmission technique using a wide range of frequencies.
Example
Broadband internet has become a necessity in modern homes.
B1 noun /beɪkt miːt/

Baked meat

Meaning
meat that has been cooked in an oven using dry heat
Example
The baked meat was tender and flavorful.
C2 adverb /bɪˈtaɪmz/

betimes

Meaning
early; in good time
Example
She rose betimes to finish her work.
C2 noun brəˈvɑː.dəʊ

bravado

Meaning
Show of courage or confidence that is not real.
Example
His bravado masked his nervousness before the performance.
C1 noun /ˈbuːt.stræp.ɪŋ/

bootstrapping

Meaning
Starting a business with personal resources or small investments without external funding or venture capital.
Example
Many entrepreneurs rely on bootstrapping to launch their businesses.
C1 noun /ˈbaɪoʊˌsfɪr/

Biosphere

Meaning
the regions of the surface and atmosphere of the earth occupied by living organisms
Example
Climate change is affecting the entire biosphere.
C1 verb /bɒtʃ/

botch

Meaning
to carry out a task badly or carelessly
Example
He completely botched the repair job.
A1 noun /bæɡ/

bag

Meaning
a container made of flexible material, used for carrying items
Example
She carried her books in a bag.
B2 noun /ˈbɒt.əl.nek/

bottleneck

Meaning
Narrow path or obstruction, a place or situation where flow becomes slow.
Example
The narrow bridge is a major bottleneck during rush hour.
C2 adjective /ˈbʌsti/

busty

Meaning
having a large or full bust; describing a woman with a prominent chest
Example
The actress was often described as busty in fashion magazines.
C2 noun /blɑːtʃ/

blotch

Meaning
a large, irregular spot or stain, often on skin or fabric
Example
His shirt had a red blotch from the spilled juice.
C2 noun /buːb/

boob

Meaning
a foolish or clumsy person; an informal and sometimes rude term for a woman's breast
Example
He felt like a complete boob after forgetting the meeting.
B2 noun /ˈbɛərɪŋ/

bearing

Meaning
a person's way of standing or moving; relevance or connection to something
Example
Her calm bearing impressed everyone in the room.
A2 noun /brɪdʒ/

Bridge

Meaning
a structure carrying a road, path, railway, etc. across a river, road, or other obstacle
Example
The old stone bridge has connected the two towns for over a century.
C1 adjective /ˈbleɪtənt/

blatant

Meaning
done openly and unashamedly; obvious and offensive
Example
The company's blatant disregard for safety regulations angered the public.
C2 noun /ˈbælæst/

ballast

Meaning
heavy material used to stabilize a ship or vehicle
Example
The ship was loaded with ballast to remain steady in the storm.
A1 noun /ˈbaɪ.sɪ.kəl/

Bicycle

Meaning
A vehicle with two wheels that you pedal to make it move
Example
She rides her bicycle to work every day.
C1 noun /brɛdθ/

breadth

Meaning
The distance or measurement from side to side; width; a wide range.
Example
The breadth of his knowledge impressed everyone.
C1 noun /bɑːrˈbeəriən/

Barbarian

Meaning
a person from an uncivilized group; someone who is cruel or brutal
Example
The ancient Romans considered anyone outside their empire to be barbarians.
C2 verb /bɪˈleɪ/

belay

Meaning
to secure a rope by winding it around an object; to stop or cancel an order (nautical/military use)
Example
The climber asked his partner to belay the rope tightly.
B1 noun /ˈbluː.ber.i/

Blueberry

Meaning
a small round blue fruit that grows on bushes
Example
She picked fresh blueberries for the pie.
C1 noun /ˈblɪs.tər/

Blister

Meaning
a small bubble on the skin filled with serum and caused by friction, burning, or other damage
Example
The new shoes gave her a painful blister on her heel.
C1 adjective /ˈbed.rɪd.ən/

Bedridden

Meaning
confined to bed; unable to leave one's bed due to illness or infirmity
Example
The elderly man has been bedridden for several months.
C2 noun /bɒmˈbeɪ dʌk/

Bombay duck

Meaning
a type of lizardfish found in coastal waters, commonly eaten dried and salted in South Asia
Example
Bombay duck is a popular delicacy when dried and fried.
A1 noun /ˈbrʌðər/

brother

Meaning
a male sibling
Example
My brother is two years older than me.
A2 verb /ˈbɑroʊ/

borrow

Meaning
to take temporarily with intention to return; to take on loan
Example
Can I borrow your pen for a moment?
C2 verb /beɪt/

bate

Meaning
to lessen or restrain; to diminish the force or intensity of something
Example
He spoke with bated breath as he waited for the result.
C1 verb /blæntʃ/

blanch

Meaning
to turn pale from shock, fear, or to briefly boil food to remove skin or prepare it
Example
She blanched at the sight of blood.
C2 noun /bəˈθɪm.ə.tri/

bathymetry

Meaning
The measurement of depth of water in oceans, seas, or lakes.
Example
Bathymetry is essential for understanding oceanic topography.
C2 noun /ˈbʌt.ə.flaɪ piː/

Butterfly Pea

Meaning
a blue flowering plant with butterfly-shaped flowers, used to make herbal tea
Example
Butterfly pea flowers turn tea into a beautiful blue color.
B1 adverb /ˈbraɪtli/

brightly

Meaning
in a way that gives off a lot of light; in a vivid, cheerful, or intelligent manner
Example
The stars shone brightly in the clear night sky.
B2 adjective /bliːk/

bleak

Meaning
cold, miserable, or without hope
Example
The future seemed bleak after the economic downturn.
B1 noun /ˈbaɪər/

buyer

Meaning
a person who makes a purchase
Example
The buyer inspected the car before making payment.
B2 verb /ˈbjuːtɪfaɪ/

beautify

Meaning
to make something more beautiful or attractive
Example
The city plans to beautify the old park with trees and lights.
B2 adjective /beər/

Bare

Meaning
naked; uncovered; empty; minimal
Example
The bare walls of the room needed some decoration.
C1 noun /ˈbærɪstər/

barrister

Meaning
A type of lawyer in certain legal systems who specializes in courtroom advocacy and litigation.
Example
The barrister argued the case passionately before the judge.
C2 noun /bɪsk/

bisque

Meaning
A rich, creamy soup made from shellfish.
Example
We ordered lobster bisque at the restaurant.
B2 noun /ˈbɪtərnəs/

Bitterness

Meaning
anger and disappointment at being treated unfairly; resentment; a sharp, unpleasant taste
Example
She spoke with bitterness about her former employer.
A2 noun /buːt/

Boot

Meaning
sturdy footwear covering the foot and ankle or lower leg
Example
He laced up his hiking boots before the mountain trek.
A2 verb /bit/

beat

Meaning
to strike repeatedly; to defeat; to pulsate rhythmically
Example
Our team will beat theirs in the final match.
C1 verb /blɜːrt/

blurt

Meaning
to say something suddenly without thinking
Example
He blurts out the secret accidentally.
C1 adjective /ˈbɒt.əl ɡriːn/

Bottle-green

Meaning
a dark green color similar to that of a green glass bottle
Example
She wore a beautiful bottle-green dress to the evening party.
B1 noun /bɑːm/

Bomb

Meaning
an explosive device designed to cause damage or destruction
Example
The bomb disposal unit carefully defused the explosive device.
B2 noun, verb /ˈbʌŋkər/

bunker

Meaning
a reinforced underground shelter; to place or store something in a protected place
Example
They hid in a bunker during the air raid.
B2 noun /brest/

Breast

Meaning
the front surface of a person's or animal's body between the neck and the stomach
Example
The baby fell asleep on her mother's breast.
A2 verb /blɒk/

block

Meaning
to obstruct; to prevent passage or progress
Example
The fallen tree blocks the road.
C1 noun /brəˈzɪər/

Brassiere

Meaning
a woman's undergarment designed to support the breasts
Example
She bought a comfortable brassiere for daily wear.
A2 noun /ˈbenɪfɪt/

Benefit

Meaning
an advantage or profit gained from something; a helpful or good effect
Example
Exercise has many health benefits for your body.
B2 noun /biːd/

Bead

Meaning
a small round object with a hole through it for threading
Example
She made a necklace with colorful beads.
C1 noun /beɪl/

bail

Meaning
the temporary release of an accused person awaiting trial, often with a financial guarantee
Example
He was granted bail after his arrest.
B1 noun /bʌn/

Bun

Meaning
a small round bread roll, often sweet
Example
I bought fresh buns from the bakery this morning.
C1 noun /braɪn/

brine

Meaning
Water saturated with salt, often used for preserving food.
Example
The olives were stored in brine to keep them fresh.
C1 phrase ˌbaɪ.oʊ.daɪˈvɜː.sɪ.ti ˌprez.əˈveɪ.ʃən

biodiversity preservation

Meaning
The protection and conservation of the variety of life in all its forms, including different species, genetic diversity, and ecosystems.
Example
Biodiversity preservation is critical for ecological balance.
B1 noun /ˈbʊt.ʃər/

Butcher

Meaning
a person whose job is cutting up and selling meat in a shop
Example
The butcher recommended the best cut of beef for our dinner.
C1 noun/verb /ˈbɔɪ/ or /ˈbuːi/

buoy

Meaning
A floating marker on water; to keep something afloat or encourage someone.
Example
The news buoyed their spirits after the loss.
C2 noun /blæk ˈkɑːr.də.məm/

Black Cardamom

Meaning
a large aromatic spice pod with a smoky flavor, commonly used in Indian and Middle Eastern cooking
Example
Add black cardamom to the curry for a rich, smoky flavor.
B2 verb /bɪˈwɛər/

beware

Meaning
to be cautious or alert about a potential danger or problem
Example
Beware of the dog near the gate.
C1 adjective ˈbɜːdʒənɪŋ

burgeoning

Meaning
Beginning to grow or increase rapidly; flourishing.
Example
The burgeoning tech industry has attracted many investors.
B1 adverb /ˈbriːf.li/

Briefly

Meaning
in a short and clear way; for a short time
Example
Please explain the problem briefly.
A2 noun /brɪk/

brick

Meaning
A rectangular block of clay or similar material used in building walls and other structures.
Example
The workers laid brick after brick to build the wall.
C2 noun, verb /ˈbɛvəl/

bevel

Meaning
A sloping edge or surface; to cut or shape an edge at an angle.
Example
The carpenter beveled the edges of the table.
C2 verb /ˈbækbaɪt/

backbite

Meaning
to speak negatively about someone who is not present; to slander behind someone’s back
Example
It is wrong to backbite your colleagues behind their backs.
B2 adjective /ˈbruː.təl/

brutal

Meaning
extremely cruel or harsh; violent and without feeling
Example
The dictator’s rule was marked by brutal violence.
C2 noun /ˈbʌɡəˌbuː/

bugaboo

Meaning
An object of fear or worry; an imagined cause of anxiety.
Example
The threat of inflation became a political bugaboo.
C1 noun /ˈbɜːrθraɪt/

birthright

Meaning
A privilege or possession that a person has from birth.
Example
Freedom is considered a birthright of every individual.
B2 adjective /ˌbaɪˈlɪŋɡwəl/

bilingual

Meaning
Able to speak two languages fluently.
Example
She grew up in a bilingual household speaking both English and Spanish.
C2 noun ˈbaɪəʊˌsaɪd

biocide

Meaning
A chemical substance or microorganism intended to destroy, deter, render harmless, or exert a controlling effect on any harmful organism.
Example
Biocides help control pests and reduce the spread of diseases.
B2 adjective /bɪˈlʌvɪd/

beloved

Meaning
dearly loved, highly regarded
Example
She was the beloved queen of the kingdom.
C1 noun /bɒmˈbɑːrdmənt/

bombardment

Meaning
a continuous attack with bombs or other projectiles
Example
The city endured a heavy bombardment during the war.
C2 adjective /ˈbrætɪʃ/

brattish

Meaning
acting like a spoiled child; behaving in an annoying, self-centered way
Example
The brattish boy threw a tantrum when he didn’t get his toy.
C2 adjective /ˈbʌksəm/

buxom

Meaning
Plump, with a full figure and often large-breasted, especially used to describe women.
Example
The actress was described as a cheerful and buxom woman.
C2 adjective /ˈbɪz.ən.taɪn/ or /ˈbaɪ.zənˌtiːn/

byzantine

Meaning
Extremely complicated and detailed; relating to the Byzantine Empire or its style.
Example
The new tax regulations are so byzantine that few understand them.
B1 adjective /brɔːd/

Broad

Meaning
wide; extensive; covering a large area
Example
The river is very broad at this point.
B2 noun /bædʒ/

badge

Meaning
A small emblem or sign worn to show membership, authority, or achievement.
Example
The police officer showed his badge to identify himself.
B2 noun /briz/

Breeze

Meaning
a gentle wind; something that is achieved with ease
Example
The cool ocean breeze made the hot summer day more pleasant.