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B2 noun /kənˈtroʊlər/

controller

Meaning
a person or device that manages, directs, or regulates something
Example
The game controller made it easy to play the video game.
C2 noun /ˈkɒrənɛt/

coronet

Meaning
a small crown, especially one worn by a prince, princess, or noble
Example
She wore a delicate coronet on her head for the ceremony.
C1 adjective ˌkɒn.ʃiˈen.ʃəs

conscientious

Meaning
Wishing to do what is right, especially to do one's work or duty well and thoroughly.
Example
A conscientious worker always delivers high-quality results.
C1 verb /ˈklæmbər/

clamber

Meaning
to climb with effort or difficulty, often using both hands and feet
Example
The children clambered over the rocks to reach the cave.
B1 noun /kənˈviː.ni.əns/

Convenience

Meaning
the state of being able to proceed with something without difficulty; a thing that contributes to an easy way of life
Example
The convenience of online shopping has changed how people buy products.
B1 verb /kəˈmjuː.nɪ.keɪt/

communicate

Meaning
to share or exchange information, ideas, or feelings
Example
They used gestures to communicate across the noisy room.
C2 adjective /ˈkoʊməˌtoʊs/

comatose

Meaning
In a state of deep unconsciousness, resembling or related to coma.
Example
The comatose patient was kept under constant observation.
C2 adjective /ˈkjʊərətɪv/

curative

Meaning
Able to cure disease or restore health.
Example
The doctor prescribed a curative treatment for the illness.
C2 noun /ˈkɒŋ.kɔː.dæt/

concordat

Meaning
An agreement or treaty, especially between the Vatican and a secular government.
Example
The concordat established the rights of the church within the country.
B1 adjective /kənˈtroʊld/

controlled

Meaning
managed or regulated carefully; kept within limits
Example
The experiment was conducted in a controlled environment.
C2 adjective /ˈkæloʊ/

callow

Meaning
Inexperienced and immature.
Example
The callow intern made several mistakes on his first day.
C2 noun /ˈkɒliər/

collier

Meaning
a person who works in coal mines or a ship carrying coal
Example
The collier spent long hours underground extracting coal.
C2 adjective /kənˈtraɪt/

contrite

Meaning
feeling or showing remorse or guilt
Example
She was contrite after realizing her mistake.
C2 noun /ʃɪˈfɒn/

chiffon

Meaning
A lightweight, sheer fabric often used in dresses or scarves.
Example
She wore a beautiful chiffon dress at the party.
B2 noun /ˈklʌstər/

cluster

Meaning
a group of similar things or people positioned close together
Example
The grapes grew in a tight cluster.
B2 verb /kəˈlæps/

collapse

Meaning
to fall down or inward suddenly; to break down completely
Example
The old building collapsed after the earthquake.
B1 adjective /ˈsɪvəl/

civil

Meaning
Relating to ordinary citizens and their concerns, or being polite and courteous.
Example
They settled the matter through civil discussion.
B2 verb /klæʃ/

clash

Meaning
to come into conflict or collision with something or someone.
Example
The two cars clashed in the intersection.
C1 noun /kɑːrˈtɒɡrəfi/

cartography

Meaning
The science or practice of drawing maps.
Example
She studied cartography at university to learn how to design maps.
A2 verb kriˈeɪts

creates

Meaning
To bring something into existence or to cause something to happen
Example
Pollution creates environmental and health issues.
C2 noun /kwɑːˈfjʊr/

coiffure

Meaning
A person's hairstyle, typically an elaborate one.
Example
Her elegant coiffure impressed everyone at the party.
C2 adjective /kəmˈprɛsəbl̩/

compressible

Meaning
Capable of being compressed or reduced in volume.
Example
Air is a compressible substance, unlike water.
B2 noun /ˈkʌvərɪdʒ/

coverage

Meaning
The extent or scope of something, such as insurance protection or media reporting.
Example
The news channel provided extensive coverage of the event.
B2 adjective /kənˈsek.jə.tɪv/

Consecutive

Meaning
following each other in uninterrupted succession; sequential
Example
She won three consecutive matches in the tournament.
C2 noun /ˈkɑr.mɪn/

Carmine

Meaning
a vivid crimson color; a red pigment obtained from cochineal
Example
The artist mixed carmine with white to create a beautiful pink shade.
C2 verb /kənˈdʒɔɪn/

conjoin

Meaning
to join together or unite; to combine
Example
The two rivers conjoin just before reaching the sea.
C2 noun /kənˈkɔːrdəns/

concordance

Meaning
Agreement; also an alphabetical index of the principal words in a book.
Example
There is a strong concordance between the two reports.
C1 noun ˌkæl.ɪˈbreɪ.ʃən

calibration

Meaning
The action or process of adjusting or determining the accuracy of measuring instruments.
Example
The accuracy of a scale depends on regular calibration.
B2 verb /kənˈsiːv/

conceive

Meaning
to form or imagine an idea in the mind; to become pregnant
Example
It is hard to conceive how such an idea could succeed.
B2 verb /kəˈmɛnd/

commend

Meaning
to praise formally or officially
Example
The teacher commended the students for their hard work.
C1 adjective /ˌkaʊntərɪnˈtuːɪtɪv/

counterintuitive

Meaning
contrary to what one would intuitively expect
Example
His approach seems counterintuitive but it actually works.
C2 noun /ˈkɒŋ.ɡru.əns/

congruence

Meaning
Harmony, compatibility and agreement between different elements.
Example
The congruence between their ideas made collaboration easy.
C2 noun/verb /ˈkɜːrtsi/

curtsy

Meaning
a respectful bow made by women by bending the knees with one foot in front of the other
Example
She gave a quick curtsy before leaving the stage.
C1 noun /ˈkɔːl.drən/

Cauldron

Meaning
a large metal pot with a lid and handle, used for cooking over a fire
Example
The witch stirred her potion in a large cauldron.
B1 noun /ˌkɒn.trɪˈbjuː.ʃən/

contribution

Meaning
A gift or payment to a common fund or collection.
Example
His contribution to the project was vital.
B1 noun /tʃiːf/

chief

Meaning
a leader or person in charge of a group or organization
Example
The chief of the village made an important decision.
B2 noun ˌkɒnsəlˈteɪʃən

consultation

Meaning
The action of consulting or discussing; a meeting with an expert or professional to seek advice.
Example
Consultation was essential.
B1 noun /tʃest/

Chest

Meaning
the front surface of a person's or animal's body between the neck and abdomen; a large strong box
Example
The doctor listened to his chest with a stethoscope.
C2 noun /ˈkɒn.kɔːd/

concord

Meaning
Agreement or harmony between people or groups.
Example
The leaders worked towards international concord.
C1 adjective /ˈkɒnvɛks/

convex

Meaning
curved or rounded outward
Example
The lens has a convex shape to focus light.
B1 noun /ˈkɑn.fɪ.dəns/

Confidence

Meaning
the feeling or belief that one can rely on someone or something; firm trust; self-assurance
Example
She spoke with great confidence during the job interview.
C1 adjective /kəˈmɛmərətɪv/

commemorative

Meaning
Serving as a reminder or in honor of a person or event.
Example
They issued a commemorative coin for the independence anniversary.
B1 noun /ˈtʃæmpiənʃɪp/

championship

Meaning
a competition to decide who is the best in a particular sport or activity.
Example
The championship will be held next month.
C2 verb /kruːn/

croon

Meaning
to sing or hum in a soft, low, and gentle voice
Example
She crooned a lullaby to help the baby fall asleep.
B2 noun /ˈklɒzɪt/

closet

Meaning
a small room or enclosed space used for storing clothes or other things
Example
She keeps her winter coats in the closet near the door.
B1 noun /kəˈrɛkʃən/

correction

Meaning
the action or process of correcting something
Example
The teacher made a correction to the student's essay.
C2 noun /klɛərˈvɔɪəns/

clairvoyance

Meaning
the supposed ability to perceive events beyond normal sensory contact; psychic insight
Example
She claimed to have clairvoyance and predicted the future.
C2 noun /ˌkəʊ.əˈles.əns/

coalescence

Meaning
The process of coming together to form one mass or whole.
Example
The coalescence of different cultures creates diversity.
B2 noun /ˌkɔːriˈændər/

Coriander

Meaning
aromatic herb with feathery leaves used for flavoring food; also refers to the seeds used as spice
Example
Fresh coriander leaves are sprinkled on top of the curry.
B2 noun /ˈsaɪkloʊn/

cyclone

Meaning
a large-scale air mass that rotates around a strong center of low atmospheric pressure; a violent tropical storm
Example
The cyclone caused severe flooding along the coast.
B1 verb /kənˈsuːm/

consume

Meaning
to eat or drink; to use up; to destroy completely
Example
We consume a lot of water during summer.
C1 verb /ˈkælɪˌbreɪt/

calibrate

Meaning
To adjust or mark something so it can be used accurately; to standardize.
Example
The technician calibrated the machine before starting the experiment.
C2 noun /kənˌdʒiː.niˈæl.ə.t̬i/

congeniality

Meaning
The quality of being pleasant, friendly, and easy to talk to.
Example
His congeniality makes him popular among friends.
C2 noun /kəmˈpɒz.ɪ.tər/

Compositor

Meaning
a person who arranges type for printing or creates musical compositions
Example
The compositor carefully arranged the text for the newspaper.
C2 noun /ˈkærəˌpeɪs/

carapace

Meaning
the hard shell covering the back of some animals like turtles and crabs
Example
The turtle withdrew into its carapace for protection.
B2 verb /kriːp/

creep

Meaning
to move slowly and quietly; to make someone feel uncomfortable
Example
She crept quietly up the stairs to avoid waking anyone.
C2 noun /ˌkɒntrəpəˈzɪʃən/

contraposition

Meaning
the act of placing two things in opposition for contrast or comparison
Example
The contraposition of the two theories highlighted their differences.
C1 adjective /ˈkæni/

canny

Meaning
Having good judgment, especially in business or practical matters; shrewd.
Example
She made a canny investment in real estate.
B1 verb /kræk/

crack

Meaning
To break or cause to break without complete separation; to make a sharp sound.
Example
The glass cracked when it was dropped on the floor.
C2 noun /ˈklaɪ.mɪŋ læŋ læŋ/

Climbing lang lang

Meaning
a climbing plant with fragrant flowers native to tropical regions
Example
The climbing lang lang vine produces beautiful fragrant flowers.
C1 noun /kəmˈprɛʃn̩/

compression

Meaning
The act of pressing or squeezing something into a smaller space.
Example
File compression helps reduce storage requirements.
B2 adjective /ˈkaʊntləs/

countless

Meaning
too many to be counted; innumerable
Example
There are countless stars in the sky.
B1 noun /ˈtʃɛərmən/

chairman

Meaning
the leader or head of a meeting, committee, or organization
Example
The chairman opened the meeting with a short speech.
B1 noun /kəmˈpær.ɪ.sən/

Comparison

Meaning
the act of examining the similarities and differences between two or more things
Example
The teacher made a comparison between the two poems to show their different styles.
C2 noun /ˈkætɪtʃuː/

Catechu

Meaning
an extract from a tropical Asian plant, used in tanning and dyeing
Example
Catechu extract is commonly used in traditional medicine.
C1 noun ˈkəmˌpaʊndɪŋ

compounding

Meaning
The process whereby interest is added to an amount of money and future interest is calculated on the total.
Example
Compounding interest increases the value of investments over time.
A2 noun /kəˈnɛkʃən/

connection

Meaning
a relationship in which a person, thing, or idea is linked or associated with something else
Example
There is a strong connection between exercise and health.
C1 verb /kəmˈpjuːt/

compute

Meaning
To calculate or determine by using a computer or mathematical methods.
Example
The software can compute the total cost in seconds.
C2 noun /səˈlɛrɪti/

celerity

Meaning
swiftness of movement; speed
Example
The soldier moved with great celerity to deliver the message.
C1 noun /krəˈvæs/

crevasse

Meaning
a deep crack in a glacier or the earth’s surface
Example
The climbers carefully crossed the icy crevasse.
C1 verb /ˈkəʊ.dɪ.faɪ/

codify

Meaning
to arrange laws, rules, or ideas into a clear and systematic code
Example
The committee worked to codify the existing laws.
B1 adjective /kəmˈbaɪnd/

combined

Meaning
formed by bringing together separate parts or elements
Example
The combined effort of the team led to success.
C1 noun /ˈsɛntrɪˌfjuːdʒ/

centrifuge

Meaning
A machine that spins substances at high speed to separate different components.
Example
The lab technician used a centrifuge to separate the blood cells from the plasma.
A1 noun /ˈtʃɪk.ən/

Chicken

Meaning
a domestic fowl kept for its eggs or meat; the meat of this bird used as food
Example
The chicken laid fresh eggs every morning.
B1 noun /ˈkær.ə.væn/

Caravan

Meaning
a group of people traveling together, especially through desert areas
Example
The merchant caravan crossed the desert with camels carrying precious goods.
B2 noun /kɜːrd/

Curd

Meaning
a white dairy product made by coagulating milk; yogurt
Example
She added fresh curd to the salad for a tangy flavor.
B2 preposition /kənˈsɜːnɪŋ/

concerning

Meaning
about or relating to something; causing worry or anxiety
Example
There are some reports concerning the new project.
B1 noun /kæˈʃɪər/

Cashier

Meaning
a person who handles payments and transactions in a store or bank
Example
The cashier scanned all the items and calculated the total bill.
B2 adjective /kəˈrɛspɒndɪŋ/

corresponding

Meaning
matching or related to something
Example
The corresponding page in the book explains the process in detail.
B2 noun /ˈkaʊnsələr/

counsellor

Meaning
a person trained to give guidance on personal, social, or psychological problems; an advisor
Example
She spoke to a counsellor to get advice about her career.
C2 verb /ˈkɒd.l̩/

coddle

Meaning
to treat someone with excessive care or kindness, often in a way that is overprotective
Example
Parents should support their children without coddling them.
C1 adjective + noun kəˈmendəbəl ɪˈnɪʃətɪvz

commendable initiatives

Meaning
Praiseworthy efforts or actions that deserve admiration and approval.
Example
The commendable initiatives aim to raise awareness.
C2 noun /kəˌrɒbəˈreɪʃən/

corroboration

Meaning
evidence that confirms or supports a statement, theory, or finding
Example
The documents provided strong corroboration of her claims.
B2 noun /ˈkʌmbæk/

comeback

Meaning
A return to a former status or success after a period of decline.
Example
The singer made a remarkable comeback after years of silence.
C2 noun /ˈkælvəri/

calvary

Meaning
A place or experience of intense suffering, originally the site of Jesus’s crucifixion.
Example
For many refugees, the journey across the desert was a calvary.
B2 adjective /kənˈtɛntɪd/

contented

Meaning
Feeling or expressing happiness and satisfaction.
Example
She was contented with her simple life.
C2 adjective /krəˈmætɪk/

chromatic

Meaning
Relating to colors or, in music, notes outside the standard scale.
Example
The artist used a chromatic palette to create vibrant contrasts.
B2 noun /kʌb/

Cub

Meaning
a young bear, lion, tiger, or other large carnivorous mammal
Example
The bear cub stayed close to its mother for protection.
C2 noun /ˈkɒnk.leɪv/

conclave

Meaning
a private meeting, especially a secret or important one
Example
The leaders met in a secret conclave to discuss the strategy.
C1 noun /kəmˈpəʊ.ʒər/

composure

Meaning
The state or feeling of being calm and in control of oneself.
Example
She maintained her composure during the interview.
B1 adjective /kənˈviː.ni.ənt/

Convenient

Meaning
fitting in well with a person's needs, activities, and plans; suitable and practical
Example
The new shopping mall is very convenient for our family.
C2 noun, verb /ˈkaʊntərˌtʃɑːrdʒ/

countercharge

Meaning
an opposing charge or accusation; to make an opposing attack
Example
The lawyer filed a countercharge against the accuser.
C1 noun /klaʊt/

clout

Meaning
influence or power, especially in politics or business
Example
The businessman has a lot of political clout.
B1 verb /ˈkælkjəˌleɪt/

calculate

Meaning
to determine by mathematical computation; to estimate
Example
I need to calculate the total cost.
B1 adjective /ˈkɜːrli/

curly

Meaning
having curls or waves; shaped with bends or coils
Example
She has naturally curly hair.
C1 adverb /ˈkrɒswaɪz/

Crosswise

Meaning
in the form of a cross; diagonally across
Example
Place the logs crosswise to build a stable fire.
C2 verb /koʊˈhɪr/

cohere

Meaning
To stick together; to be united logically or physically.
Example
The ideas in his essay cohere well.
C2 verb /ˈsɜːrkəmskraɪb/

circumscribe

Meaning
to limit or restrict something within boundaries
Example
The rules circumscribe the powers of the committee.
B2 noun /ˈkɒk.roʊtʃ/

Cockroach

Meaning
a flat brown insect that is commonly found in kitchens and other warm places
Example
A cockroach ran across the kitchen floor quickly.
B2 adjective ˌkɑː.bən ˈnjuː.trəl

carbon-neutral

Meaning
Having a balance between emitting carbon and absorbing carbon from the atmosphere; not adding to overall carbon emissions.
Example
The company aims to be carbon-neutral by 2030.
C1 noun /kɒzˈmɒlədʒi/

cosmology

Meaning
the science of the origin and development of the universe
Example
She studied cosmology to understand the origins of the universe.
A2 noun, verb /tʃɪp/

chip

Meaning
A small piece broken off from something; or to cut or break a small piece from something.
Example
He accidentally chipped the edge of the table.
B2 noun /kəmˈpliːʃən/

completion

Meaning
the action or process of finishing something
Example
The completion of the project will take another few weeks.
C1 noun /ˈkliː.vər/

Cleaver

Meaning
a heavy knife with a broad blade used for chopping meat or vegetables
Example
The chef used a cleaver to chop the chicken bones.
C1 noun /ˈkæptər/

captor

Meaning
a person or group who has captured someone or something
Example
The hostage managed to escape from his captors.
C2 noun /ˈkærəm/

Carom

Meaning
aromatic seeds of a plant used as a spice, especially in Indian cooking
Example
Carom seeds are often used in traditional Indian bread recipes.
C2 adjective /ˌkrɪp.təˈɡræf.ɪk/

cryptographic

Meaning
Relating to cryptography; involving or using secret codes or ciphers for security.
Example
Banks use cryptographic technology to protect transactions.
B1 noun /ˈklaɪənt/

client

Meaning
A person or organization using the services of a professional or company.
Example
The lawyer met with her client to discuss the case.
B1 noun /kɑːrt/

Cart

Meaning
a wheeled vehicle for carrying goods; a shopping cart
Example
The farmer loaded hay onto his cart.
C2 noun /kəˈtæb.ə.lɪ.zəm/

catabolism

Meaning
The breakdown of complex molecules in living organisms to form simpler ones together with the release of energy; destructive metabolism.
Example
Catabolism plays a crucial role in cellular energy production.
B2 noun /ˈkæt fɪʃ/

Cat fish

Meaning
a freshwater fish with whisker-like barbels around the mouth, commonly found in ponds and rivers
Example
Catfish is often fried and served with rice in Bengali cuisine.
C1 verb /ˈkæp.saɪz/

capsize

Meaning
to overturn in the water
Example
The small fishing boat capsized during the storm.
C2 noun /ˈkɒnsəvəˌtwɑː/

conservatoire

Meaning
A school specializing in the study of music or drama.
Example
She trained as a pianist at the Paris Conservatoire.
B2 noun ˈkɔːrəl ˈriːfs

Coral Reefs

Meaning
Underwater structures made from calcium carbonate secreted by corals, forming diverse marine ecosystems.
Example
Saint Martin's Island is known for its coral reefs.
C2 adjective /kəˈprɪʃəs/

capricious

Meaning
given to sudden and unaccountable changes of mood or behavior
Example
The stock market can be capricious, shifting dramatically without warning.
B1 adverb /ˈkʌrəntli/

currently

Meaning
at the present time; now
Example
He is currently working on a new project.
B2 noun; verb /ˈkætəlɒɡ/

catalogue

Meaning
a complete list of items, typically one in alphabetical or systematic order; to make a systematic list of items
Example
The library decided to catalogue all new books digitally.
B2 noun ˈkæp.ɪ.təl.ɪ.zəm

capitalism

Meaning
An economic system where trade, industry and production are privately owned and operated for profit.
Example
Capitalism encourages innovation and competition.
C2 noun ˈkɑː.dərz

cadres

Meaning
A small group of people specially trained for a particular purpose or profession; a group of activists in a communist or other political organization.
Example
There are 26 cadres under BPSC.
A2 noun ˌkɒmpəˈtɪʃən

competition

Meaning
The activity or condition of competing; rivalry for supremacy.
Example
Competition grew between language groups.
B1 adjective /kənˈvɪnst/

convinced

Meaning
completely certain or sure about something
Example
She was convinced that he was telling the truth.