Boa
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C1 noun /ˈboʊ.ə/

Boa

Meaning
a large non-venomous snake that kills prey by constriction
Example
The boa constrictor wrapped around its prey.
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.
C1 noun /ˈbænɪstər/

banister

Meaning
a railing supported by posts at the side of a staircase or balcony
Example
She held the banister tightly while going down the stairs.
C2 noun /ˈbɜːrsər/

bursar

Meaning
An official in a school or college responsible for financial affairs.
Example
The bursar approved the budget for the new library.
C2 noun /ˈbɑːrtərər/

barterer

Meaning
A person who trades goods or services without using money.
Example
The barterer exchanged fruits for some pottery.
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.
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.
C1 noun /blɪs/

Bliss

Meaning
perfect happiness; great joy
Example
She felt pure bliss while watching the beautiful sunset.
C1 adjective /ˈbɔɪstərəs/

boisterous

Meaning
noisy, energetic, and cheerful; rowdy
Example
The children were boisterous during the birthday party.
C1 verb /ˈbʌŋɡəl/

bungle

Meaning
To carry out a task clumsily or incompetently.
Example
He bungled the presentation and confused the audience.
C2 noun /boʊ/

beau

Meaning
a male admirer or boyfriend; a fashionable young man
Example
She arrived at the party with her beau.
C2 adjective /ˈbɪloʊɪŋ/

billowing

Meaning
Describing something that swells or surges outward in waves or large masses.
Example
She walked through the billowing curtains.
C1 verb /bɒmˈbɑːrd/

bombard

Meaning
to attack continuously with bombs, questions, or other forces
Example
Reporters bombarded the minister with difficult questions.
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.
A2 noun /bɪl/

Bill

Meaning
the beak of a bird, especially when it is broad and flat
Example
The duck used its bill to filter food from the water.
B2 noun/verb /bruːz/

bruise

Meaning
As a noun: an injury appearing as a purple or blue mark on the skin; As a verb: to injure without breaking the skin
Example
He got a bruise on his arm after falling.
C2 noun /ˈbaɪpɛd/

biped

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

bombardier

Meaning
a member of a bomber crew responsible for releasing bombs
Example
The bombardier released the bombs with precision.
C2 verb /ˈbaɪfərˌkeɪt/

bifurcate

Meaning
to divide into two branches or parts
Example
The road bifurcates into two separate paths at the hill.
A2 adjective /braɪt/

Bright

Meaning
giving out or reflecting much light; vivid in color
Example
The artist used bright colors in her painting.
C2 verb /bɪˈhuːvz/

behooves

Meaning
third person singular form of 'behoove'; means it is proper or necessary
Example
It behooves every citizen to follow the law.
C1 noun /bəˈnæn.zə/

Bonanza

Meaning
a situation or event that creates a sudden increase in wealth, good fortune, or profits
Example
The oil discovery was a bonanza for the small country.
A2 noun /brʌʃ/

Brush

Meaning
a tool with bristles used for cleaning, painting, or grooming
Example
I brush my teeth every morning with a soft brush.
C2 adjective /ˈbaɪ.fərˌkeɪ.tɪd/

bifurcated

Meaning
Divided into two branches or parts.
Example
The river became bifurcated as it flowed around the island.
C2 noun /bɪər/

bier

Meaning
a frame or stand on which a coffin or body is placed before burial or cremation
Example
The coffin was placed on the bier during the funeral service.
C2 noun /ˈbɑːr.kəˌroʊl/

barcarole

Meaning
a traditional Venetian boat song, often in 6/8 time
Example
The orchestra played a beautiful barcarole that reminded me of Venice.
B2 noun /ˈbærəl/

barrel

Meaning
a large cylindrical container used to hold liquids
Example
The wine was stored in a wooden barrel.
B2 noun /ˈbrɔːdˌkæstər/

broadcaster

Meaning
a person or organization that transmits a broadcast program.
Example
The broadcaster aired the match live to millions of viewers.
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.
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 adjective /bɪˈfɒɡd/

befogged

Meaning
Confused or clouded in mind; made unclear like being surrounded by fog.
Example
His mind felt befogged after the long and exhausting meeting.
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.
B1 noun /bʌntʃ/

Bunch

Meaning
a number of things of the same type fastened together or occurring close together
Example
She picked a bunch of flowers from the garden for her mother.
B1 noun /ˈbʌb.əl/

bubble

Meaning
a thin sphere of liquid enclosing air or gas; a temporary state of inflated value or excitement
Example
The children chased the bubbles in the air.
C2 noun /ˈbed.ləm/

Bedlam

Meaning
a scene of noisy confusion; chaos and disorder
Example
The classroom was complete bedlam after the fire alarm.
C1 noun /bɒmˈbɑːrdmənt/

bombardment

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

browbeat

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

bombing

Meaning
an attack using bombs or explosives
Example
The city was devastated by the bombing.
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.
C1 adjective /ˈbeɪs.ləs/

Baseless

Meaning
without foundation; groundless; unfounded
Example
The accusations against him were completely baseless.
C1 noun /brɒŋˈkaɪtɪs/

bronchitis

Meaning
inflammation of the lining of the bronchial tubes, which carry air to and from the lungs
Example
The doctor diagnosed him with acute bronchitis.
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 verb /bɔːl/

bawl

Meaning
to shout or cry loudly
Example
The baby bawled all night, keeping everyone awake.
A2 noun/verb /bəˈluːn/

balloon

Meaning
A small bag made of thin rubber or similar material that can be inflated with air or gas; as a verb, to expand rapidly.
Example
The children played with a red balloon at the party.
A1 noun /bəˈnæn.ə/

Banana

Meaning
a long curved fruit with yellow skin and soft sweet flesh
Example
Bananas are a good source of potassium.
C2 verb /bɪˈtəʊkən/

betoken

Meaning
to be a sign or indication of something
Example
Dark clouds betoken an approaching storm.
A1 adjective /bɪɡ/

big

Meaning
large in size, extent, or importance
Example
They moved into a big house with plenty of space.
B2 noun /ˈbjʊəroʊ/

bureau

Meaning
An office or agency that provides services or manages specific duties.
Example
The travel bureau helped them plan their vacation.
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 noun /ˈbrɛvɪti/

brevity

Meaning
Concise and exact use of words in writing or speech.
Example
The brevity of the speech kept the audience engaged.
C2 noun /beɪz/

baize

Meaning
A type of coarse woolen cloth, often green, used for covering tables such as billiard tables.
Example
The old card table was covered with worn baize.
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.
C2 noun /bɪˈhiː.mɒθ/

behemoth

Meaning
Something enormous, especially a large and powerful organization.
Example
The company grew into a corporate behemoth.
C2 verb /bɪˈfaʊl/

befoul

Meaning
to make dirty or polluted; to disgrace or corrupt
Example
The factory waste befouled the river.
C2 noun brəˈvɑː.dəʊ

bravado

Meaning
Show of courage or confidence that is not real.
Example
His bravado masked his nervousness before the performance.
A2 noun /ˈbʊkʃɒp/

bookshop

Meaning
a retail store where books are sold
Example
She spent an hour browsing in the small bookshop.
C2 verb /bɪlk/

bilk

Meaning
To cheat or defraud someone of money or rights.
Example
The scammer tried to bilk elderly people out of their savings.
C2 noun ˌbaɪ.oʊ.əˈveɪ.lə.bɪl.ə.ti

bioavailability

Meaning
The degree to which a substance can be absorbed and used by the body.
Example
Turmeric's bioavailability increases when consumed with black pepper.
C1 noun /ˈblɛm.ɪʃ/

blemish

Meaning
A small mark or flaw that spoils the appearance of something.
Example
The mirror had a small blemish on the surface.
B2 noun ˈbentʃ.mɑːk

benchmark

Meaning
A standard or point of reference against which things may be compared or assessed.
Example
Sabah Al Ahmad Sea City sets a benchmark in sustainability.
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?
C1 adjective /ˈbloʊtɪd/

bloated

Meaning
swollen or puffed up, often unpleasantly
Example
After the big meal, he felt bloated and uncomfortable.
A2 adverb /bɪˈsaɪdz/

Besides

Meaning
in addition to; moreover; furthermore
Example
Besides being smart, he is also kind.
C2 verb /ˈbækˌslaɪd/

backslide

Meaning
To relapse into bad habits, undesirable practices, or moral decline.
Example
After months of progress, he began to backslide into old habits.
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 /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 adjective /ˌben.ɪˈfɪʃ.əl/

beneficial

Meaning
Resulting in good; favorable or advantageous.
Example
Eye rubbing can be beneficial in moderation.
B1 noun ˈbæl.ənst daɪ.ət

balanced diet

Meaning
A diet consisting of the proper quantities and proportions of foods needed to maintain health or growth.
Example
A balanced diet is essential for maintaining good health.
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.
C2 noun /baɪˈmɛstər/

bimester

Meaning
A period of two months.
Example
The academic program is divided into six bimesters.
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.
C1 noun/verb /ˈbæntər/

banter

Meaning
playful and friendly exchange of teasing remarks
Example
The colleagues enjoyed some light banter during the meeting.
B2 noun /ˈboʊld.nəs/

Boldness

Meaning
willingness to take risks; confidence and courage in behavior
Example
Her boldness in confronting the problem impressed everyone.
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.
C1 adjective /bəˈlɪdʒ.ər.ənt/

belligerent

Meaning
Hostile and aggressive, ready to fight or argue.
Example
His belligerent attitude often leads to conflicts.
C1 verb /bɪˈriːv/

bereave

Meaning
to deprive someone of a loved one through death
Example
She was bereaved of her husband last year.
B1 noun /baɪˈɒlədʒi/

biology

Meaning
The scientific study of living organisms.
Example
Biology explains how plants and animals function.
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?
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 /braʊ/

brow

Meaning
the part of the face above the eyes; forehead
Example
She wiped the sweat from her brow.
B2 noun /biːt/

Beet

Meaning
a plant with a round dark red root that is eaten as a vegetable
Example
Roasted beet with goat cheese makes a delicious salad.
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 verb /ˈbrɪdʒɪŋ/

bridging

Meaning
The action of building a bridge over something; connecting or reducing the distance between two things.
Example
The new initiative is bridging the gap between urban and rural development.
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 verb /ˈbæbəl/

babble

Meaning
to talk rapidly and continuously in a foolish way
Example
The baby babbles all day long.
C1 adjective bəˈnev.əl.ənt

benevolent

Meaning
Kind, generous, showing goodwill and kindness.
Example
His benevolent nature made him beloved.
A2 adverb /ˈbædli/

badly

Meaning
in a way that is not good; poorly or severely
Example
He performed badly in the exam.
B2 noun /ˈbælət/

ballot

Meaning
a process of voting, usually in secret; the paper used to record a vote
Example
Voters cast their ballot in the election.
A2 noun /ˈbiː.ɪŋ/

Being

Meaning
existence; a living creature; the state of existing
Example
Every human being deserves respect and dignity.
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 /brəˈvjʊrə/

bravura

Meaning
a display of great skill and brilliance, especially in music or performance
Example
The pianist delivered a bravura performance that left the audience spellbound.
C2 noun /ˌbaɪ.oʊ.rɪˌmiː.diˈeɪ.ʃən/

bioremediation

Meaning
The use of living organisms to neutralize or remove environmental contaminants.
Example
Bioremediation helps remove toxins from polluted soil.
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 /briz/

Breeze

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

Broom

Meaning
a long-handled brush of bristles or twigs, used for sweeping
Example
She used an old broom to sweep the fallen leaves from the porch.
B2 adjective /bɪˈkʌmɪŋ/

becoming

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

besmear

Meaning
to smear or cover with a sticky or dirty substance; to soil
Example
His clothes were besmeared with mud.
C1 noun /ˈblɒk.ɪdʒ/

Blockage

Meaning
an obstruction that makes movement or flow difficult or impossible
Example
The drain blockage caused water to overflow in the kitchen.
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.
C1 adjective /bɪˈleɪtɪd/

belated

Meaning
coming or happening later than expected or usual
Example
She sent me a belated birthday card.
B2 verb /bɪˈwɛər/

beware

Meaning
to be cautious or alert about a potential danger or problem
Example
Beware of the dog near the gate.
B1 noun /ˈbæŋkɪŋ/

banking

Meaning
the business or services provided by a bank
Example
Online banking has made financial transactions easier.
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.
B2 noun /ˈbækɪŋ/

Backing

Meaning
help or support; financial or material support
Example
The project received backing from several major investors.
B1 noun /ˈbluː.ber.i/

Blueberry

Meaning
a small round blue fruit that grows on bushes
Example
She picked fresh blueberries for the pie.
C2 verb /bɪˈdɔːb/

bedaub

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

Betrayer

Meaning
a person who betrays someone or something; one who is disloyal
Example
The betrayer was exposed and faced severe consequences.
B2 noun /ˈbʌf.ə.loʊ/

Buffalo

Meaning
a large wild ox with heavy horns; American bison
Example
The buffalo grazed peacefully in the meadow.
B2 noun /ˈbɒtəni/

botany

Meaning
the scientific study of plants
Example
She is studying botany at the university.
C1 adjective /bəˈnɑːl/ or /ˈbeɪnəl/

banal

Meaning
Lacking originality; boringly obvious and commonplace.
Example
His speech was full of banal clichés.
C2 adjective /ˈbʌmblɪŋ/

bumbling

Meaning
Acting in a clumsy, awkward, or confused way.
Example
The bumbling waiter spilled the drinks on the table.
C1 noun /ˈbeɪsbɔːrd/

baseboard

Meaning
A narrow board running along the bottom of an interior wall, covering the joint between wall and floor.
Example
The carpenter painted the baseboard white.
C2 adverb /ˈbruːskli/ or /ˈbrʌskli/

brusquely

Meaning
in a blunt, abrupt, or rude manner
Example
She brusquely dismissed the suggestion.
B2 adjective /bliːk/

bleak

Meaning
cold, miserable, or without hope
Example
The future seemed bleak after the economic downturn.
C1 verb /bɪˈwɪldər/

bewilder

Meaning
to cause someone to be confused or puzzled
Example
The complex instructions bewildered the students.