blockchain
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B2 noun /ˈblɒkˌtʃeɪn/

blockchain

Meaning
A system of recording information in a way that makes it difficult or impossible to change, hack, or cheat the system
Example
Blockchain technology ensures transparency in financial transactions.
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.
C1 adjective /bəˈnɑːl/ or /ˈbeɪnəl/

banal

Meaning
Lacking originality; boringly obvious and commonplace.
Example
His speech was full of banal clichés.
C1 verb /bɒmˈbɑːrd/

bombard

Meaning
to attack continuously with bombs, questions, or other forces
Example
Reporters bombarded the minister with difficult questions.
C1 adjective bəˈnev.əl.ənt

benevolent

Meaning
Kind, generous, showing goodwill and kindness.
Example
His benevolent nature made him beloved.
C2 adjective /ˈbɔːdi/

bawdy

Meaning
humorously indecent or obscene, often in a sexual way
Example
The comedian’s bawdy jokes made the audience laugh and blush.
A1 determiner/pronoun /boʊθ/

both

Meaning
referring to two people or things together
Example
Both of the children were excited about the trip.
A2 noun /ˈbæskɪt/

basket

Meaning
a container made of woven materials used for carrying or storing things
Example
She carried the apples in a basket.
B1 verb /bæn/

ban

Meaning
to officially forbid something; to prohibit
Example
The government banned smoking in public places.
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.
C1 verb, noun /ˈbʌsəl/

bustle

Meaning
to move in an energetic or noisy manner; busy activity in a place
Example
The marketplace bustled with vendors and customers.
C2 verb /bɪˈwɪtʃ/

bewitch

Meaning
to enchant or fascinate someone as if by magic
Example
The dancer's performance bewitched the audience.
C2 noun /ˌbrɪɡ.əˈdɪər/

brigadier

Meaning
A military officer rank, usually commanding a brigade.
Example
The brigadier inspected the troops before the parade.
C2 noun /ˈbɔːl.səm ˈæp.əl/

Balsam apple

Meaning
a bitter gourd vegetable with a bumpy green skin, also known as bitter melon
Example
Balsam apple is cooked with spices to reduce its bitter taste.
C1 noun /brɔːl/

brawl

Meaning
a noisy fight in a public place
Example
A brawl broke out outside the bar late at night.
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 /bɪˈɡaɪl/

beguile

Meaning
to charm or enchant someone, often in a deceptive way
Example
She beguiled the audience with her storytelling.
A1 adjective /bɪɡ/

big

Meaning
large in size, extent, or importance
Example
They moved into a big house with plenty of space.
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.
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/adjective/verb /bʌf/

buff

Meaning
A fan or enthusiast; also to polish or shine something.
Example
He is a movie buff who watches films every weekend.
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 noun /ˈblʌfər/

bluffer

Meaning
a person who pretends to be more confident, skilled, or knowledgeable than they really are; someone who deceives others by bluffing
Example
Everyone eventually realized that he was just a bluffer with no real experience.
A1 noun /bæk/

Back

Meaning
the rear surface of the human body from the shoulders to the hips; the spine
Example
She hurt her back while lifting heavy boxes.
C2 noun /ˈbrɛviˌɛri/

breviary

Meaning
A book containing the service for each day, used in Christian liturgy.
Example
The monk read from the breviary during morning prayers.
A2 verb /bit/

beat

Meaning
to strike repeatedly; to defeat; to pulsate rhythmically
Example
Our team will beat theirs in the final match.
C2 noun /ˈbroʊmiːn/

bromine

Meaning
a dark red, dense, toxic liquid element used in making dyes, flame retardants, and medications
Example
Bromine is commonly used in water treatment chemicals.
C2 noun /ˈboʊsən/

boatswain

Meaning
a ship's officer in charge of equipment and the crew
Example
The boatswain supervised the sailors on deck.
B2 noun /beɪs/

bass

Meaning
the lowest adult male singing voice; also, low-frequency sounds in music or a type of fish
Example
He played the bass guitar at the concert.
B2 noun/verb /bʌst/

bust

Meaning
As a noun: A sculpture of a person's head, shoulders, and chest; As a verb: To break, smash, or arrest.
Example
The police busted the gang last night.
A2 verb /blɒk/

block

Meaning
to obstruct; to prevent passage or progress
Example
The fallen tree blocks the road.
B1 noun /bɑːn/

barn

Meaning
a large building used for storing grain or housing farm animals
Example
The farmer keeps his cows in the barn.
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 noun /ˌbɪbliˈɒɡrəfi/

bibliography

Meaning
a list of books, articles, or other sources used or referred to in scholarly work
Example
The report includes a detailed bibliography at the end.
C2 noun /ˈbɛlˌwɛðər/

bellwether

Meaning
A person or thing that leads or indicates a trend.
Example
The company is seen as a bellwether of the technology industry.
C1 adjective /ˈbeɪs.ləs/

Baseless

Meaning
without foundation; groundless; unfounded
Example
The accusations against him were completely baseless.
A1 noun /bʌs/

Bus

Meaning
a large motor vehicle carrying passengers by road
Example
I take the bus to work every morning.
C2 noun /ˈbæn.jən/

Banian

Meaning
a sleeveless undergarment worn next to the skin; vest
Example
He put on a cotton banian under his shirt.
A1 adverb /bɪˈhaɪnd/

Behind

Meaning
at the back of; following; lagging
Example
The car behind us was honking.
C1 noun /brʌnt/

brunt

Meaning
the worst part or main impact of something unpleasant
Example
The small town bore the brunt of the storm.
B2 verb /breɪd/

braid

Meaning
to weave together strands of hair or material
Example
She braided her hair before going to school.
A2 noun /bel/

Bell

Meaning
a hollow metal device that makes a ringing sound when struck
Example
The church bell rang at noon.
A2 verb /beɪs/

base

Meaning
to use something as a foundation; to establish or locate something
Example
They based their decision on facts.
C2 noun /ˈbʌskɪn/

buskin

Meaning
A type of thick-soled boot that reaches halfway to the knee; also associated with tragic drama in ancient times.
Example
The actor wore a buskin as part of his classical costume.
B1 noun /ˈbækʌp/

backup

Meaning
a copy of data stored separately to protect against loss
Example
Make sure to have a backup of your important files.
B2 adjective /bɪˈlʌvɪd/

beloved

Meaning
dearly loved, highly regarded
Example
She was the beloved queen of the kingdom.
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.
B1 verb /ˈbrɔːdˌkæst/

broadcast

Meaning
to transmit a program or information by radio, television, or online media
Example
The match was broadcast live on television.
A2 noun, verb /bræntʃ/

branch

Meaning
A part of a tree that grows out from the trunk; a division of an organization or subject.
Example
The company opened a new branch in Dhaka.
B2 noun /buˈkeɪ/

Bouquet

Meaning
an attractively arranged bunch of flowers, especially one presented as a gift or carried at a ceremony
Example
The bride carried a beautiful bouquet of white roses down the aisle.
A1 adjective /ˈbjuː.tɪ.fəl/

Beautiful

Meaning
pleasing to the senses; attractive; having qualities that give great pleasure
Example
She has a beautiful voice that captivates everyone.
B2 noun, verb /bɒb/

bob

Meaning
a short sudden movement up and down; to move quickly up and down
Example
The small boat began to bob on the waves.
C1 noun /ˈbɑn.dɪdʒ/

Bondage

Meaning
the state of being a slave; the state of being under the control of a force or influence
Example
The people fought to escape from the bondage of oppression.
B1 noun /ˈbæɡɪdʒ/

Baggage

Meaning
suitcases and bags containing personal belongings; past experiences or problems that affect behavior
Example
Please collect your baggage from the conveyor belt at the airport.
B2 noun /ˈbækɪŋ/

Backing

Meaning
help or support; financial or material support
Example
The project received backing from several major investors.
A2 noun /ˈbækɡraʊnd/

Background

Meaning
the circumstances or situation that form the setting; a person's education, experience, or social circumstances
Example
She has a strong background in mathematics and computer science.
A2 noun /ˈbʊkʃɒp/

bookshop

Meaning
a retail store where books are sold
Example
She spent an hour browsing in the small bookshop.
C1 adjective /ˈboʊɡəs/

bogus

Meaning
false, fake, or not genuine
Example
The police arrested him for using a bogus ID card.
A2 verb /bɛɡ/

beg

Meaning
to ask for something earnestly; to request humbly
Example
The child begged for a new toy.
B1 noun /biːst/

Beast

Meaning
a large or dangerous animal; a cruel or unpleasant person
Example
The lion is a fierce beast of the jungle.
A1 verb /baɪ/

buy

Meaning
to get something by paying money for it; to purchase
Example
I want to buy a new car this year.
C2 noun /broʊɡ/

brogue

Meaning
A strong outdoor shoe; also a marked accent, especially Irish or Scottish.
Example
He bought a pair of stylish brogues for the wedding.
B1 phrase bɛst ˈɛf.ərt

best effort

Meaning
The maximum amount of effort or energy that someone can give.
Example
He gave his best effort to complete the task on time.
C1 adjective /ˌbaɪˈlæt.ər.əl/

bilateral

Meaning
An agreement or relationship between two parties that is mutual, two-sided, or reciprocal.
Example
The two countries signed a bilateral trade agreement.
A2 noun ˈbʌt.ən

button

Meaning
A small disk or knob sewn onto a garment, either to fasten it by being pushed through a slit made for the purpose, or for decoration.
Example
Press the button to activate the device.
C2 adjective /ˈbrɪndl̩d/

brindled

Meaning
Having a brownish or tawny color with streaks or spots of another color.
Example
The farmer owned a brindled cow with distinctive stripes.
A2 noun /bentʃ/

Bench

Meaning
a long seat for several people, typically made of wood or stone
Example
The students sat on the bench.
C1 noun /baʊt/

Bout

Meaning
a short period of intense activity of a specified kind; a wrestling or boxing match
Example
After a bout of illness, she finally recovered and returned to work.
C2 noun /ˈbʊlrʌʃ/

bulrush

Meaning
A tall plant with long leaves that grows in or near water, also known as a cattail.
Example
The pond was surrounded by tall bulrushes swaying in the wind.
B2 interjection /ˈbrɑː.voʊ/

bravo

Meaning
used to express approval, admiration, or praise
Example
The audience shouted 'Bravo!' after the stunning performance.
B1 noun /ˈbeɪ.kɪŋ ˈsoʊ.də/

Baking Soda

Meaning
sodium bicarbonate used in cooking and baking as a leavening agent
Example
Add a teaspoon of baking soda to make the cake fluffy.
B1 verb /baʊns/

bounce

Meaning
to spring back after hitting something; to rebound.
Example
The ball bounced off the wall and hit the window.
C2 adjective /blaɪð/

blithe

Meaning
Showing a casual and cheerful indifference considered improper or carefree happiness.
Example
She had a blithe disregard for the rules.
B1 noun /ˈbreɪs.lət/

Bracelet

Meaning
an ornamental band worn around the wrist
Example
She received a gold bracelet as a birthday gift.
B2 noun /ˈbɛriəl/

burial

Meaning
the act of placing a dead body into the ground.
Example
The burial ceremony took place in the afternoon.
C2 adverb /bɪˈtaɪmz/

betimes

Meaning
early; in good time
Example
She rose betimes to finish her work.
B2 adjective /bɪˈheɪvjərəl/

behavioral

Meaning
relating to the way a person or animal acts
Example
The psychologist studied the child's behavioral patterns.
B2 adjective /bɪˈkʌmɪŋ/

becoming

Meaning
attractive, suitable, or flattering to the wearer or situation
Example
That dress is very becoming on her.
C2 noun /bɑːrd/

bard

Meaning
a poet, traditionally one reciting epics and associated with oral traditions
Example
Shakespeare is often called the Bard of Avon.
A1 adjective, adverb, verb /ˈbɛtər/

better

Meaning
of a more excellent or effective type or quality; to surpass or improve
Example
He felt better after taking the medicine.
B2 verb /blʌʃ/

blush

Meaning
to become red in the face due to embarrassment or shyness
Example
She blushed when he complimented her.
B1 verb/noun /bɔːr/

bore

Meaning
Verb: To make someone feel uninterested or tired; Noun: A dull or tiresome person.
Example
The lecture began to bore the students.
B1 noun ˈbaʊndəri

boundary

Meaning
A line that marks the limits of an area; a dividing line.
Example
The river marks the boundary.
A1 verb /bɪˈɡɪn/

begin

Meaning
to start doing something; to commence
Example
I will begin my studies tomorrow.
C1 verb /bɪˈhɛd/

behead

Meaning
to cut off a person's or animal's head; to remove the leader or most important part
Example
The historical account describes how the traitor was beheaded as punishment.
A2 adjective /breɪv/

brave

Meaning
showing courage in the face of danger or difficulty
Example
The brave firefighter rushed into the burning building.
C2 noun /briːtʃ/

breech

Meaning
The back part of a gun barrel; a position of a baby in the womb where the buttocks or feet come out first at birth.
Example
The rifle was loaded through the breech.
C1 adjective /ˈbæʃ.fəl/

Bashful

Meaning
shy; timid; modest; easily embarrassed
Example
The bashful child hid behind her mother when meeting strangers.
C2 adjective /ˈboʊvaɪn/

bovine

Meaning
relating to cattle; showing a dull or sluggish nature
Example
Her bovine expression revealed no emotions.
C1 adjective /bɪˈleɪtɪd/

belated

Meaning
coming or happening later than expected or usual
Example
She sent me a belated birthday card.
B2 adjective /ˌben.ɪˈfɪʃ.əl/

beneficial

Meaning
Resulting in good; favorable or advantageous.
Example
Eye rubbing can be beneficial in moderation.
C2 noun /baɪˈmɛstər/

bimester

Meaning
A period of two months.
Example
The academic program is divided into six bimesters.
C1 noun /ˈbeɪ.zəl siːdz/

Basil Seeds

Meaning
small black seeds from the basil plant, often used in drinks and desserts
Example
I added basil seeds to my lemonade for a refreshing drink.
C2 noun /brɔːn/

brawn

Meaning
physical strength in contrast to intelligence
Example
He used his brawn to lift the heavy box.
C2 verb /bruːt/

bruit

Meaning
to spread a rumor or report widely
Example
The scandal was quickly bruited about the town.
C1 noun /bəˈnɛv.ə.ləns/

benevolence

Meaning
The quality of being well meaning and kindly; the disposition to do good.
Example
His benevolence towards the poor earned him respect.
C1 noun /ˈbɪtər ɡɔːrd/

Bitter Gourd

Meaning
a green, bumpy vegetable with a very bitter taste, known for its medicinal properties
Example
Bitter gourd is excellent for controlling blood sugar levels.
B2 verb /bɪˈfrɛnd/

befriend

Meaning
to act as a friend to someone; to make friends with
Example
She befriended the new student at school.
A1 noun/verb /bæŋk/

bank

Meaning
an institution where money is kept and managed; or to tilt in movement (like an airplane or riverbank)
Example
She deposited the money in the bank.
B2 noun /bɪtʃ/

Bitch

Meaning
a female dog; an unpleasant or spiteful woman (offensive)
Example
The bitch gave birth to five puppies.
C2 noun /ˈbrɪɡ.ənd/

brigand

Meaning
A member of a gang that ambushes and robs people in forests or mountains; a bandit.
Example
The travelers were attacked by brigands in the mountains.
C1 verb /bɪˈsiːdʒ/

besiege

Meaning
to surround a place with armed forces to capture it; to overwhelm with requests or attention
Example
The city was besieged by enemy troops.
C2 adjective /ˈbʌmblɪŋ/

bumbling

Meaning
Acting in a clumsy, awkward, or confused way.
Example
The bumbling waiter spilled the drinks on the table.
A1 adjective /braʊn/

Brown

Meaning
having the color of earth or wood; dark colored
Example
She has beautiful brown eyes that sparkle in the sunlight.
C1 adjective ˈbɜːdʒənɪŋ

burgeoning

Meaning
Beginning to grow or increase rapidly; flourishing.
Example
The burgeoning tech industry has attracted many investors.
C2 verb /bɪˈdɛk/

bedeck

Meaning
to decorate or adorn something in a showy way
Example
The hall was bedecked with flowers for the wedding.
B1 adjective /blɒnd/

blond

Meaning
having light-colored hair, typically pale yellow or golden.
Example
She has long blond hair that shines in the sunlight.
B1 noun /bloʊ/

Blow

Meaning
a powerful stroke with a hand, weapon, or hard object
Example
The boxer delivered a devastating blow to his opponent.
C2 verb /ˈbɒtənaɪz/

botanize

Meaning
to study plants in their natural environment
Example
They went to the forest to botanize during their vacation.
B2 noun /ˈbæŋ.ɡəl/

Bangle

Meaning
a rigid bracelet or anklet worn as jewelry
Example
She wore beautiful gold bangles on her wrists.
A2 noun /ˈbraʊzər/

browser

Meaning
a software application for accessing information on the World Wide Web.
Example
I use a web browser to search for information online.
B1 adjective /bɔɪld/

Boiled

Meaning
cooked in boiling water
Example
She served boiled eggs for breakfast.
C1 noun /ˈboʊ.ə/

Boa

Meaning
a large non-venomous snake that kills prey by constriction
Example
The boa constrictor wrapped around its prey.
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.
A1 noun /ˈbeɪbi/

baby

Meaning
a very young child, especially one newly or recently born
Example
The baby is sleeping peacefully in the crib.
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.
C2 adjective /bruːsk/ or /brʌsk/

brusque

Meaning
abrupt or blunt in manner or speech, often seen as rude
Example
His brusque reply ended the conversation.
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.
C2 verb /bɪˈstraɪd/

bestride

Meaning
To sit or stand astride something; to dominate over.
Example
The statue bestrides the city square.
B1 noun /blaʊz/

Blouse

Meaning
a woman's loose upper garment resembling a shirt
Example
She wore a beautiful silk blouse to the party.
C1 noun /bɪz/

Biz

Meaning
business (informal); commercial enterprise or activity
Example
He's been in the restaurant biz for twenty years.