Butter
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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.
C2 noun /ˈbaɪpɛd/

biped

Meaning
An animal that walks on two feet.
Example
Humans are examples of biped creatures.
C2 noun /ˌbækəˈneɪliə/

bacchanalia

Meaning
A Roman festival of Bacchus celebrated with dancing, drinking, and revelry; any occasion of wild and drunken revelry.
Example
The novel describes the party as a bacchanalia of excess and joy.
C2 noun /ˈbeɪlɔːr/

bailor

Meaning
a person who temporarily transfers possession of goods or property to another under a bailment agreement
Example
The bailor entrusted the valuable artwork to the museum for safekeeping.
A2 noun /biːf/

Beef

Meaning
meat from a cow or bull
Example
The restaurant serves the best beef steak in town.
C2 noun /ˌbɪbliəʊˈmeɪniə/

bibliomania

Meaning
An extreme obsession with collecting or possessing books.
Example
His bibliomania led him to fill every room with books.
C2 noun /ˈbuːt.leɪs/

Boot-lace

Meaning
a cord or string used to fasten a boot or shoe
Example
I need to tie my boot-lace before going for a walk.
A2 adverb /bɪˈjɒnd/

Beyond

Meaning
further away than; exceeding; more than
Example
The mountains stretched beyond the horizon.
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 adjective /bɪˈfʌdld/

befuddled

Meaning
confused, unable to think clearly
Example
He looked befuddled after hearing the complex instructions.
B1 noun /ˈbɔr.dər/

Border

Meaning
a line separating two political or geographical areas, especially countries
Example
They crossed the border between France and Spain by train.
C1 adjective /ˈboʊɡəs/

bogus

Meaning
false, fake, or not genuine
Example
The police arrested him for using a bogus ID card.
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.
B2 noun /biːm/

beam

Meaning
a ray or shaft of light; a long piece of wood or metal used to support weight
Example
A beam of sunlight entered through the window.
A2 preposition /bɪˈloʊ/

below

Meaning
At a lower level or position than something else.
Example
The basement is below the ground floor.
C2 noun /ˈbrɪmˌstoʊn/

brimstone

Meaning
Sulfur, especially when considered as fiery and associated with hell or divine punishment.
Example
The preacher spoke of fire and brimstone to warn the congregation.
A1 verb /bɪˈkʌm/

become

Meaning
to grow to be; to come to be
Example
She became a doctor after years of study.
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.
C1 adjective /ˈbeɪs.ləs/

Baseless

Meaning
without foundation; groundless; unfounded
Example
The accusations against him were completely baseless.
B2 adjective /ˌben.ɪˈfɪʃ.əl/

beneficial

Meaning
Resulting in good; favorable or advantageous.
Example
Eye rubbing can be beneficial in moderation.
C2 noun /ˌbuː.ɡənˈvɪl.i.ə/

Bougainvillea

Meaning
a tropical climbing plant with colorful bracts surrounding small flowers
Example
The bougainvillea climbing over the garden wall creates a beautiful purple display.
C2 noun /ˈbloʊˌhɑrd/

blowhard

Meaning
a person who brags a lot or talks in a boastful way
Example
Everyone avoided the blowhard at the party because he wouldn't stop bragging.
C2 noun /biˈætɪtjuːd/

beatitude

Meaning
supreme blessedness or happiness, often used in reference to the sayings of Jesus in the Sermon on the Mount
Example
She felt a state of beatitude after receiving the good news.
C2 adjective /ˈbeɪnfəl/

baneful

Meaning
Causing harm, ruin, or destruction; deadly or poisonous.
Example
His baneful influence ruined the community.
B1 verb /bɜːrst/

burst

Meaning
to break open suddenly; to be full of something
Example
The balloon bursts with a loud pop.
B1 noun /bʊl/

bull

Meaning
a male animal of the cattle family; sometimes refers to a strong or aggressive man
Example
The bull charged across the field towards the red flag.
B1 noun /ˈbriːðɪŋ/

breathing

Meaning
the process of taking air into and expelling it from the lungs.
Example
Deep breathing can help you relax.
C2 verb /ˈbraʊˌbiːt/

browbeat

Meaning
To intimidate or bully someone into doing something
Example
The lawyer tried to browbeat the witness.
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.
B2 noun ˈbʌtərflaɪ ˌpɒpjəˈleɪʃən

Butterfly Population

Meaning
The total number of butterflies in a particular area or ecosystem.
Example
The butterfly population is declining due to habitat loss.
B2 adverb /ˈblʌnt.li/

Bluntly

Meaning
in a direct way without trying to be polite; frankly
Example
He told her bluntly that she was wrong.
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 /ˈbɪɡ.ə.mɪst/

bigamist

Meaning
A person who commits the crime of marrying someone while already married to another.
Example
The man was arrested for being a bigamist.
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.
A2 noun ˈbæl.əns

balance

Meaning
A condition in which different elements are equal or in the correct proportions.
Example
Balance among powers prevents conflicts.
B1 noun /ˈbeɡər/

Beggar

Meaning
a person who lives by asking for money or food
Example
The beggar sat by the temple asking for alms.
B2 noun /bɪˈtreɪəl/

Betrayal

Meaning
the action of betraying one's country, group, or person; disloyalty
Example
His betrayal of their friendship hurt her deeply.
A2 noun /biː/

Bee

Meaning
a flying insect that produces honey and can sting
Example
The bee collected nectar from the flower.
C1 noun /ˈbærɪˌtoʊn/

baritone

Meaning
a male singing voice between tenor and bass
Example
The singer’s baritone voice impressed the audience.
B2 noun /ˈbækdrɒp/

backdrop

Meaning
a painted cloth or other structure used behind a stage
Example
The backdrop for the play was a beautiful mountain scene.
A2 verb /bɛr/

bear

Meaning
to carry; to endure; to give birth to; to support
Example
She cannot bear the pain anymore.
B2 adverb /bɪˈfɔːr.hænd/

Beforehand

Meaning
in advance; ahead of time; earlier
Example
We prepared everything beforehand.
B2 noun /bɪtʃ/

Bitch

Meaning
a female dog; an unpleasant or spiteful woman (offensive)
Example
The bitch gave birth to five puppies.
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.
B2 adverb /ˈbɪt.ə.li/

Bitterly

Meaning
in an angry, hurt, or resentful way; extremely; severely
Example
She complained bitterly about the unfair treatment.
C2 adjective /bɪˈhoʊldən/

beholden

Meaning
indebted or obliged to someone for a service or help
Example
He felt beholden to his mentor for all the guidance.
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.
B2 noun /brɪŋk/

brink

Meaning
The edge or point just before a significant event or change.
Example
The company was on the brink of bankruptcy.
B2 verb /bleɪz/

blaze

Meaning
to burn brightly or powerfully
Example
The fire blazed for hours before it was brought under control.
C2 verb /bɪˈleɪbər/

belabor

Meaning
to argue or elaborate on a subject in excessive detail; to attack verbally or physically
Example
The professor belabored the point until the students grew restless.
B2 noun /ˈboʊld.nəs/

Boldness

Meaning
willingness to take risks; confidence and courage in behavior
Example
Her boldness in confronting the problem impressed everyone.
C2 noun /ˈboʊsən/

boatswain

Meaning
a ship's officer in charge of equipment and the crew
Example
The boatswain supervised the sailors on deck.
C1 noun /bɒmˈbɑːrdmənt/

bombardment

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

Balsam

Meaning
a flowering plant with colorful blooms that often open in the evening; also refers to aromatic resin
Example
The garden balsam flowers bloomed beautifully in various shades of pink and purple.
A1 noun /ˈbɛdruːm/

bedroom

Meaning
A room used for sleeping in.
Example
The children were playing in the bedroom.
C1 noun /bʌm/

bum

Meaning
informal term for the buttocks; also a homeless or lazy person
Example
He sat on his bum all day doing nothing.
C1 noun, verb /ˈbʌtrəs/

buttress

Meaning
a structure built against a wall for support; to support or strengthen
Example
The cathedral walls were buttressed to prevent collapse.
B1 noun /blæk ˈber.i/

Black berry

Meaning
a small dark purple or black fruit that grows on bushes
Example
We picked fresh blackberries from the garden for our pie.
A2 verb; adjective /broʊk/

broke

Meaning
past tense of break; having no money or being financially poor
Example
I broke my phone last night and now I’m completely broke.
C2 verb /bɪˈkɑːm/

becalm

Meaning
to make calm or still; to deprive a sailing vessel of wind
Example
The captain tried to becalm the anxious crew.
A1 noun, verb /bʊk/

book

Meaning
A set of written, printed, or blank pages fastened together; to arrange for someone to have a seat, room, or ticket in advance.
Example
I booked a table at the restaurant for dinner.
C1 verb /ˈbædʒər/

badger

Meaning
To repeatedly ask or annoy someone with demands or questions.
Example
The reporter kept badgering the politician with questions.
B2 verb /blʌf/

bluff

Meaning
to deceive someone by pretending to have strength, knowledge, or resources that one does not actually possess
Example
He tried to bluff his way into the exclusive club.
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.
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.
A1 noun /ˈbrʌðər/

brother

Meaning
a male sibling
Example
My brother is two years older than me.
B2 noun, verb /bəˈfeɪ/ (noun), /ˈbʌfɪt/ (verb)

buffet

Meaning
A meal where guests serve themselves from a variety of dishes arranged on a table; also means to strike repeatedly (as a verb).
Example
We enjoyed a large buffet at the wedding reception.
C1 adjective bəˈnev.əl.ənt

benevolent

Meaning
Kind, generous, showing goodwill and kindness.
Example
His benevolent nature made him beloved.
C1 noun /bɪz/

Biz

Meaning
business (informal); commercial enterprise or activity
Example
He's been in the restaurant biz for twenty years.
B2 noun /braʊ/

brow

Meaning
the part of the face above the eyes; forehead
Example
She wiped the sweat from her brow.
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.
B1 noun /bɪˈheɪvjər/

behavior

Meaning
The way in which one acts or conducts oneself, especially toward others.
Example
The teacher praised her good behavior in class.
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.
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 /ˈbroʊɡən/

brogan

Meaning
A heavy, sturdy shoe, often made of leather.
Example
The farmer wore old brogans while working in the field.
C1 verb /ˈbɑːrtər/

barter

Meaning
To exchange goods or services without using money.
Example
They bartered their crops for handmade tools.
A1 verb /biː/

be

Meaning
To exist, to occur, or to have a particular quality.
Example
She wants to be a doctor.
C2 verb /ˈbɜːrnɪʃ/

burnish

Meaning
To polish something by rubbing; to enhance or improve.
Example
He burnished the old table until it shone.
C2 adjective /ˈbrɔːni/

brawny

Meaning
Physically strong and muscular.
Example
The brawny man lifted the heavy box with ease.
C1 verb /ˈbɪkər/

bicker

Meaning
To argue or quarrel about trivial matters.
Example
The children began to bicker over the last piece of cake.
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.
C1 adjective /bəˈlɪdʒ.ər.ənt/

belligerent

Meaning
Hostile and aggressive, ready to fight or argue.
Example
His belligerent attitude often leads to conflicts.
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 adjective /ˌbækəˈneɪliən/

bacchanalian

Meaning
Characterized by or involving drunken revelry.
Example
The students threw a bacchanalian party after the exams.
A1 verb (past participle of 'bear'), adjective /bɔːrn/

born

Meaning
To come into life; brought into existence.
Example
He was born in Dhaka in 1995.
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 adjective /ˈbɔɪstərəs/

boisterous

Meaning
noisy, energetic, and cheerful; rowdy
Example
The children were boisterous during the birthday party.
C2 verb /ˈbaʊdləˌraɪz/

bowdlerize

Meaning
to remove or modify parts of a text considered offensive or inappropriate
Example
The editor bowdlerized the novel to make it suitable for children.
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 adjective /ˈbreɪzən/

brazen

Meaning
Bold and without shame; shameless.
Example
She made a brazen attempt to lie in front of everyone.
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 /ˈboʊlər/

bowler

Meaning
a person who delivers the ball in cricket; also a type of hard felt hat with a rounded crown
Example
The bowler took three wickets in the first over.
C2 noun /ˈbaɪəˌɡræf/

biograph

Meaning
A written account of a person's life; an early motion-picture projector (historical use).
Example
The library holds an old biograph of the poet.
C2 verb /bɪˈfɪt/

befit

Meaning
to be suitable for; to be appropriate to
Example
Formal attire befits the seriousness of the occasion.
A2 noun /blʌd/

Blood

Meaning
the red liquid that circulates in the arteries and veins of humans and animals, carrying oxygen to and carbon dioxide from the tissues of the body
Example
The doctor took a blood sample for testing.
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 /bɪˈdɔːb/

bedaub

Meaning
to smear or cover with a sticky or dirty substance
Example
The children bedaubed the wall with paint.
A2 adjective /breɪv/

brave

Meaning
showing courage in the face of danger or difficulty
Example
The brave firefighter rushed into the burning building.
A1 interjection /baɪ/

bye

Meaning
used to say goodbye; a short and informal farewell
Example
I said bye to her before leaving.
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.
C2 adverb /bɪˈtaɪmz/

betimes

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

Blade

Meaning
a sharp flat cutting edge of a knife, sword, or tool
Example
The blade of the knife needs to be sharpened.
A2 adverb /bɪˈsaɪdz/

Besides

Meaning
in addition to; moreover; furthermore
Example
Besides being smart, he is also kind.
B2 noun ˈbænd.wɪdθ

bandwidth

Meaning
A range of frequencies within a given band, in particular that used for transmitting a signal; the maximum amount of data that can be transmitted in a fixed amount of time.
Example
Increasing bandwidth enhances internet speed.
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 /biˈætɪfaɪ/

beatify

Meaning
to make blessed or holy, especially in the Roman Catholic Church, to declare a deceased person to be among the blessed
Example
The pope decided to beatify the martyr for his faith and sacrifice.
C1 verb /ˈbrændɪʃ/

brandish

Meaning
to wave or flourish something, especially a weapon, in a threatening or showy way
Example
He brandished a sword to scare off the intruders.
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.
A2 verb /bet/

bet

Meaning
to risk money on the outcome of something; to be confident
Example
I bet it will rain tomorrow.
C2 verb /blæsˈfiːm/

blaspheme

Meaning
to speak irreverently about God or sacred things
Example
He was accused of blaspheming during the heated argument.
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.
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.
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.
A2 adjective /ˈbroʊkən/

Broken

Meaning
damaged; not working; fractured
Example
The broken window needs to be replaced immediately.
C2 adjective /ˈbɪliəs/

bilious

Meaning
Relating to bile or an ill-tempered, irritable disposition.
Example
He became bilious after hearing the unfair criticism.
C1 noun /bəˈrɒmɪtər/

barometer

Meaning
an instrument that measures atmospheric pressure
Example
The barometer indicated a storm was approaching.
A2 noun /ˈbɪljən/

billion

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

boycott

Meaning
to refuse to buy, use, or participate in something as a protest
Example
They decided to boycott the company's products.
A1 determiner/pronoun /boʊθ/

both

Meaning
referring to two people or things together
Example
Both of the children were excited about the trip.
C2 noun /bɛk/

beck

Meaning
a gesture of beckoning; a small stream or brook (chiefly Northern English)
Example
The servant came at his master's beck and call.