Butter-fly
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A2 noun /ˈbʌt.ər.flaɪ/

Butter-fly

Meaning
a flying insect with large colorful wings
Example
The beautiful butterfly landed on the flower.
C2 adjective /ˈbɑː.bər.əs/

Barbarous

Meaning
extremely cruel; uncivilized; savage
Example
The barbarous treatment of prisoners was condemned by human rights organizations.
C1 noun /brəˈzɪər/

Brassiere

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

beside

Meaning
next to or at the side of someone or something
Example
She sat beside her best friend during the ceremony.
C2 adjective /ˈblæs.fə.məs/

blasphemous

Meaning
showing disrespect or lack of reverence for God or sacred things
Example
The book was banned for its blasphemous content.
C2 adjective /ˈbʌmblɪŋ/

bumbling

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

ball

Meaning
a round object used in games or sports
Example
The children played with a ball in the park.
A2 verb /bɪˈlɒŋ/

belong

Meaning
to be in the right place or to be a member of a group
Example
She felt she truly belonged to the team.
A2 noun /bɒs/

boss

Meaning
a person who is in charge of a worker, group, or organization
Example
Her boss gave her a new project to complete.
B2 adjective /boʊld/

Bold

Meaning
brave; confident; daring
Example
He made a bold decision to start his own business.
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.
C2 verb /bɪˈfʌdəl/

befuddle

Meaning
to confuse someone completely; to make someone unable to think clearly
Example
The complex instructions befuddled the students.
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.
A2 noun /bænd/

band

Meaning
a group of musicians who play music together
Example
The band performed live at the concert.
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.
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 /ˌbɛnɪˈfɪʃəri/

beneficiary

Meaning
a person who receives something, especially money or property, from a will or insurance policy
Example
She is the sole beneficiary of her father’s estate.
A2 noun /ˈbɪljən/

billion

Meaning
the number 1,000,000,000 (one thousand million)
Example
The company is worth more than a billion dollars.
B2 noun /biːk/

Beak

Meaning
the hard pointed part of a bird's mouth
Example
The eagle has a sharp beak for tearing meat.
C1 adjective /ˈbækˌhændɪd/

backhanded

Meaning
Indirect or sarcastic, often appearing as praise but actually insulting.
Example
She gave him a backhanded compliment about his work.
B1 noun /ˈbɜː.nɪŋ/

burning

Meaning
The process of combustion of inflammable materials producing heat and light and (typically) smoke.
Example
Burning garbage exacerbates air pollution.
B2 noun /ˈbætəlˌfiːld/

battlefield

Meaning
a place where a battle is fought
Example
The battlefield was covered with the remnants of the fight.
C2 verb /bɪˈtroʊð/

betroth

Meaning
To formally promise to marry someone; to engage.
Example
He was betrothed to the princess at a young age.
C1 adjective /bɪˈleɪtɪd/

belated

Meaning
coming or happening later than expected or usual
Example
She sent me a belated birthday card.
C1 verb /bɪˈlɪtl/

belittle

Meaning
To make someone or something seem less important or less valuable.
Example
He often belittled his coworkers to feel superior.
A2 noun /ˈblæŋ.kɪt/

Blanket

Meaning
a large piece of woolen or similar material used as a covering for warmth
Example
She wrapped herself in a warm blanket on the cold night.
B2 noun /boʊst/

Boast

Meaning
an act of talking with excessive pride about one's achievements
Example
His constant boast about his wealth annoyed everyone.
B1 noun /bɔɪl/

Boil

Meaning
a painful, pus-filled bump under the skin caused by infected hair follicles
Example
The painful boil on his neck required medical treatment.
C1 noun /ˈboʊ.ə/

Boa

Meaning
a large non-venomous snake that kills prey by constriction
Example
The boa constrictor wrapped around its prey.
A2 adjective /braɪt/

Bright

Meaning
giving out or reflecting much light; vivid in color
Example
The artist used bright colors in her painting.
B2 adjective /bliːk/

bleak

Meaning
cold, miserable, or without hope
Example
The future seemed bleak after the economic downturn.
C2 adjective, noun /bɪˈtroʊðd/

betrothed

Meaning
Engaged to be married; a person who is engaged.
Example
She introduced him as her betrothed.
C1 noun /bəˈbuːn/

Baboon

Meaning
a large African and Arabian primate with a dog-like snout and colorful buttocks
Example
The baboon troop gathered around the watering hole in the savanna.
B2 verb/noun /buː/

boo

Meaning
To show disapproval by shouting 'boo'; or a sound made to surprise or scare.
Example
The audience began to boo the bad performance.
B1 adjective /ˈbælənst/

balanced

Meaning
keeping or showing a sensible and fair view or position; evenly arranged
Example
A balanced diet is essential for good health.
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.
B2 noun/verb /ˈbrækɪt/

bracket

Meaning
A support attached to a wall for holding something; also, to group things together.
Example
The shelf was held up by a strong metal bracket.
C1 adjective /ˈblaɪtɪd/

blighted

Meaning
Spoiled, damaged, or destroyed.
Example
The blighted neighborhood was abandoned by most residents.
B2 verb, noun, adjective /baʊnd/

bound

Meaning
To move with large strides or jumps; also refers to being tied, limited, or certain.
Example
The dog bounded across the field with joy.
C2 adjective /ˈbuːtləs/

bootless

Meaning
Useless or futile; of no benefit.
Example
His bootless attempt to fix the machine only wasted time.
B2 noun /ˈbroʊ.kər/

Broker

Meaning
a person who buys and sells goods or assets for others; an intermediary
Example
The stock broker helped me invest my money wisely.
C1 verb /bɔːl/

bawl

Meaning
to shout or cry loudly
Example
The baby bawled all night, keeping everyone awake.
B2 noun /ˈbeɪ.zəl/

Basil

Meaning
an aromatic herb with green leaves used in cooking, especially Italian cuisine
Example
The pasta sauce was flavored with fresh basil.
C1 noun /ˈbɛd.rɒk/

bedrock

Meaning
the solid rock layer beneath the soil; the fundamental basis of something
Example
Trust is the bedrock of a healthy relationship.
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.
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.
A2 verb /ˈbɒðər/

bother

Meaning
to annoy, worry, or cause trouble to someone
Example
I don't want to bother you while you're working.
A1 noun /bɪˈɡɪnɪŋ/

beginning

Meaning
The start or first part of something.
Example
The beginning of the story was very interesting.
C2 noun /bʊr/

Boor

Meaning
a rough and bad-mannered person; someone who lacks refinement or culture
Example
The wealthy businessman was actually a boor who showed no respect for others.
B2 adjective /bɪˈzɑːr/

bizarre

Meaning
very strange or unusual, especially so as to cause interest or amusement
Example
He told a bizarre story that no one could believe.
A2 verb /blɒk/

block

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

ban

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

brainwash

Meaning
to manipulate someone into adopting certain beliefs by repeated pressure or propaganda; the act or process of such manipulation
Example
The group tried to brainwash new members with constant propaganda.
C1 noun /bəˈrɒmɪtər/

barometer

Meaning
an instrument that measures atmospheric pressure
Example
The barometer indicated a storm was approaching.
B2 adjective /bɪˈheɪvjərəl/

behavioral

Meaning
relating to the way a person or animal acts
Example
The psychologist studied the child's behavioral patterns.
B1 noun /blaʊz/

Blouse

Meaning
a woman's loose upper garment resembling a shirt
Example
She wore a beautiful silk blouse to the party.
B2 noun /broʊtʃ/

brooch

Meaning
a decorative jewelry pin that is attached to clothing
Example
She wore a beautiful silver brooch on her jacket.
B2 noun; verb /breɪs/

brace

Meaning
a device that supports or strengthens something; to prepare mentally or physically for something difficult
Example
She braced herself for the strong wind.
C1 adjective, noun /ˈbʊrʒ.wɑː/

bourgeois

Meaning
Relating to the middle class, often with materialistic values or conventional attitudes.
Example
The novel criticizes the bourgeois lifestyle of the city dwellers.
B2 noun /beɪ/

Bay

Meaning
a broad inlet of the sea where the land curves inward
Example
The boats are anchored in the bay.
C2 verb /bɪˈtaɪd/

betide

Meaning
to happen or occur, usually of something that befalls someone
Example
Woe betide anyone who breaks the rules.
C1 adjective /bɪˈfɪt.ɪŋ/

Befitting

Meaning
appropriate; suitable; proper for a particular situation or person
Example
He wore formal attire befitting the important occasion.
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 noun /brɪˈtæniə/

britannia

Meaning
the personification of Britain, often shown as a woman with a helmet and shield
Example
Britannia has been a symbol of Britain since Roman times.
B1 noun /ˈbed ˌkʌv.ər/

Bed cover

Meaning
a protective covering for a bed, typically a bedspread or comforter
Example
She pulled the bed cover up to her chin to stay warm.
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.
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.
B1 noun /bend/

Bend

Meaning
a curved or angled part of something; a turning point in a road or river
Example
There is a sharp bend in the river ahead.
C1 noun /ˈbæs.ti.ən/

bastion

Meaning
a stronghold or fortification; a place or institution strongly defending particular principles
Example
The castle stood as a bastion against enemy attacks.
C2 noun /bɪˈhiː.mɒθ/

behemoth

Meaning
Something enormous, especially a large and powerful organization.
Example
The company grew into a corporate behemoth.
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.
B2 noun, verb /bluːm/

bloom

Meaning
to produce flowers; to develop or flourish; a flower or the state of flowering
Example
The roses bloom beautifully every spring.
C2 noun brəˈvɑː.dəʊ

bravado

Meaning
Show of courage or confidence that is not real.
Example
His bravado masked his nervousness before the performance.
C2 noun /bəˈkuːl/

Bakul

Meaning
a fragrant white flower native to South Asia, scientifically known as Mimusops elengi
Example
The sweet fragrance of bakul flowers filled the evening air in the village.
B1 noun /bɪˈheɪ.vjər/

Behaviour

Meaning
the way a person or animal acts or conducts themselves
Example
His behaviour at the meeting was very professional.
C1 adjective /ˈbɛndi/

bendy

Meaning
Easily curved or flexible.
Example
The bendy straw made it easier to drink from the cup.
C1 adjective /ˌboʊnəˈfaɪdi/

Bonafide

Meaning
genuine; authentic; legitimate
Example
She is a bonafide expert in her field.
A1 noun /bred/

Bread

Meaning
a food made from flour, water, and yeast mixed together and baked
Example
She bought fresh bread from the bakery.
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.
B2 noun /ˈbɛriəl/

burial

Meaning
the act of placing a dead body into the ground.
Example
The burial ceremony took place in the afternoon.
C1 verb /blɛər/

blare

Meaning
to make a loud, harsh sound
Example
The car horns blared all night.
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 noun ˈbaɪ.əʊˌfjuː.əl

biofuel

Meaning
A fuel derived immediately from living matter, as opposed to fossil fuels derived from long-dead biological matter.
Example
Biofuels reduce dependence on conventional energy sources.
B1 noun /ˈblen.dər/

Blender

Meaning
an electric kitchen appliance used to mix, purée, or emulsify food and liquids
Example
She used the blender to make a delicious smoothie.
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.
C2 noun /baɪt/

bight

Meaning
A bend or curve in a geographical feature, especially a coastline, or a loop in a rope.
Example
The sailors anchored in the calm waters of the bight.
A1 conjunction /bɪˈkɔːz/

because

Meaning
for the reason that; since
Example
He stayed home because it was raining.
C2 noun /ˈbriːtʃɪz/

Breeckes

Meaning
knee-length trousers; short pants
Example
He wore riding breeches for the equestrian event.
C1 noun /ˈbroʊkərɪdʒ/

brokerage

Meaning
A firm that acts as an intermediary between buyers and sellers, often charging a fee.
Example
The real estate brokerage helped them find a new home.
B1 noun, verb /ˈbʊli/

bully

Meaning
A person who habitually seeks to harm or intimidate those weaker; to intimidate or mistreat someone weaker.
Example
The teacher stopped the older boy from trying to bully his classmates.
C1 noun /ˈblʌd.ʃed/

Bloodshed

Meaning
the killing or wounding of people, typically in large numbers during a conflict
Example
The peace treaty was signed to prevent further bloodshed.
C1 noun /ˈbɔɪənsi/ or /ˈbuːjənsi/

buoyancy

Meaning
The ability to float in a liquid; cheerfulness and optimism.
Example
Her natural buoyancy lifted the mood of the group.
C1 noun /ˈbʊzəm/

bosom

Meaning
the human chest, especially a woman’s breast; also used metaphorically to refer to closeness or intimacy
Example
She kept the secret close to her bosom.
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.
A2 noun /ˈbeɪsˌbɔːl/

baseball

Meaning
a sport in which two teams try to score runs by hitting a ball and running around bases
Example
He loves watching baseball games on TV.
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.
C2 adjective /ˈbrɔːni/

brawny

Meaning
Physically strong and muscular.
Example
The brawny man lifted the heavy box with ease.
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.
A2 noun /bɜːrθ/

Birth

Meaning
the emergence of a baby or young from the body of its mother; the beginning or origin of something
Example
The birth of their first child was a joyful moment.
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 adjective ˈbɜːdʒənɪŋ

burgeoning

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

banality

Meaning
The condition of being unoriginal, boring, or obvious; trite remark or quality.
Example
The speech was criticized for its banality and lack of originality.
C2 adjective /ˈbaɪ.fərˌkeɪ.tɪd/

bifurcated

Meaning
Divided into two branches or parts.
Example
The river became bifurcated as it flowed around the island.
B2 verb /bɪˈfrɛnd/

befriend

Meaning
to act as a friend to someone; to make friends with
Example
She befriended the new student at school.
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.
C2 noun /brɔːn/

brawn

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

braggadocio

Meaning
boastful or arrogant behavior; empty boasting
Example
His endless braggadocio annoyed everyone at the party.
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.
C2 verb /bɪˈsmɜːrtʃ/

besmirch

Meaning
to damage someone's reputation; to make dirty or stained
Example
He tried to besmirch her good name with false rumors.
C1 verb /ˈbruːtəlaɪz/

brutalize

Meaning
to treat someone with extreme violence or cruelty; to make something harsh or cruel
Example
The regime was accused of brutalizing innocent civilians.
C2 noun /ˌbluː ˈblʌd/

Blue-blood

Meaning
a person of noble birth; aristocrat
Example
She came from a family of blue-bloods with centuries of royal heritage.
A2 noun /boʊl/

Bowl

Meaning
a round, deep dish or basin used for food or liquid
Example
She served the soup in a large ceramic bowl.
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.
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.
A2 noun /ˈbʌdi/

buddy

Meaning
a close friend or companion, used informally
Example
He went to the movies with his best buddy.
A2 adverb /ˈbædli/

badly

Meaning
in a way that is not good; poorly or severely
Example
He performed badly in the exam.
A1 determiner/pronoun /boʊθ/

both

Meaning
referring to two people or things together
Example
Both of the children were excited about the trip.
B2 noun /blæk sneɪk/

Black Snake

Meaning
a snake with dark or black colored skin
Example
The black snake slithered through the grass.
A2 noun, verb /bɑːr/

bar

Meaning
a counter where drinks are served; to prevent or block
Example
They decided to meet at the bar after work.
B2 noun /biːd/

Bead

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