cooperation
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B1 noun /kəʊˌɒp.ərˈeɪ.ʃən/

cooperation

Meaning
The process of working together to the same end.
Example
Cooperation ensures effective problem-solving.
C1 noun /ˈsɪn.ɪˌsɪz.əm/

cynicism

Meaning
An inclination to believe that people are motivated purely by self-interest; skepticism.
Example
His cynicism made it hard for him to trust anyone.
B2 noun ˈkɑː.bən

carbon

Meaning
The chemical element of atomic number 6, occurring as diamond, graphite, and charcoal.
Example
Carbon emissions must be controlled.
C1 adjective /ˈtʃɪə.ləs/

Cheerless

Meaning
lacking happiness or comfort; gloomy; depressing; without cheer
Example
The old house looked cheerless and abandoned in the winter rain.
C1 noun /ˈkɑːmənˌwɛlθ/

commonwealth

Meaning
an independent community or state, especially one founded for the common good; also an association of nations
Example
Australia is a member of the Commonwealth of Nations.
B2 noun /ˈkɒm.ɪt/

Comet

Meaning
a celestial object consisting of ice and dust that develops a tail when approaching the sun
Example
Halley's Comet appears in the sky every 76 years.
B2 adjective /keɪˈɒtɪk/

Chaotic

Meaning
in a state of complete confusion and disorder
Example
The situation became chaotic after the announcement.
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.
B2 noun, verb /kjuːb/

cube

Meaning
As a noun: a solid object with six equal square faces. As a verb: to cut food into small square pieces.
Example
She put a sugar cube in her tea.
A2 noun /kraʊd/

crowd

Meaning
a large number of people gathered together
Example
A huge crowd gathered to watch the concert.
C1 noun /ˈkʌˈs.tə.di/

Custody

Meaning
the protective care or guardianship of someone or something; imprisonment or detention
Example
After the divorce, they shared custody of their children equally.
B2 verb /saɪt/

cite

Meaning
to quote; to mention as an example or proof
Example
The lawyer cites relevant case law.
C1 noun/verb /ˈkætəpʌlt/

catapult

Meaning
A device for launching objects at high speed; to hurl or launch something suddenly.
Example
The invention catapulted him to international fame.
C2 noun /kəˈlɒsəs/

colossus

Meaning
A person or thing of enormous size, importance, or ability.
Example
Einstein was a colossus in the world of science.
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 adverb /ˈkʌrəntli/

currently

Meaning
at the present time; now
Example
He is currently working on a new project.
C1 verb /krɪndʒ/

cringe

Meaning
To shrink back in fear, embarrassment, or discomfort.
Example
She cringed when she remembered her mistake.
A2 noun /ˈkʊki/

cookie

Meaning
a small sweet baked food, usually with flour, sugar, and butter
Example
She offered me a chocolate chip cookie.
C2 verb /ˌkaʊntərˈmænd/

countermand

Meaning
to revoke or cancel an order or command
Example
The general countermanded the previous orders immediately.
C1 noun /kræɡ/

crag

Meaning
a steep or rugged cliff or rock face
Example
The hikers climbed the jagged crag to reach the summit.
A2 noun /ˈkʌl.tʃər/

Culture

Meaning
the arts and other manifestations of human intellectual achievement; the customs and beliefs of a particular society
Example
Learning about different cultures helps us understand and appreciate diversity.
C2 noun /krɪpˈtɒɡ.rə.fi/

cryptography

Meaning
The practice of securing information through encryption or coding techniques
Example
Modern cryptography ensures secure online transactions.
C1 noun /kʌˈstoʊ.di.ən/

Custodian

Meaning
a person who has responsibility for or looks after something; a caretaker or guardian
Example
The school custodian ensures that all buildings are clean and secure.
C1 noun kəmˈpleɪ.sən.si

complacency

Meaning
Excessive self-satisfaction with one's achievements that can hinder progress.
Example
His complacency led to a decline in his performance.
B2 noun /kəʊˌɔːdɪˈneɪʃən/

coordination

Meaning
the process of organizing different elements to work together effectively
Example
The coordination between the teams was flawless.
C1 noun ˌkɒn.əˈteɪ.ʃən

connotation

Meaning
The implied or suggested meaning of a word beyond its literal definition
Example
The word 'home' has a warm connotation of comfort and family.
A1 modal verb /kʊd/

could

Meaning
Used to indicate possibility, ability, or permission in the past or as a polite suggestion.
Example
He could swim when he was a child.
C2 noun /ˈsɪɡnət/

cygnet

Meaning
a young swan
Example
The cygnet swam closely behind its mother.
B1 noun /ˈkætl/

cattle

Meaning
large domesticated animals such as cows and bulls that are kept on a farm for their milk, meat, or hides
Example
The farmer owns a herd of cattle that graze near the river.
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.
B1 noun /krɒp/

crop

Meaning
plants that are grown and harvested for food or other use
Example
The farmers harvested their rice crop in autumn.
B2 noun kjuːz

cues

Meaning
Signals or hints from conversation or environment that help understanding
Example
Facial expressions provide cues about a person's emotions.
C1 adjective /kɜːrt/

curt

Meaning
Rudely brief in speech or manner.
Example
His curt reply made everyone uncomfortable.
B2 noun /kənˈvɜːrtər/

converter

Meaning
a device or person that changes something from one form, system, or use to another; a tool that converts data, energy, or materials
Example
The engineer used a converter to change AC power into DC power.
C2 noun /kəmˈpɛndiəm/

compendium

Meaning
A collection of concise but detailed information about a subject.
Example
The book is a compendium of ancient myths and legends.
A2 verb /tʃɑːrdʒ/

charge

Meaning
to demand payment; to formally accuse; to rush forward aggressively
Example
The store charges extra for home delivery.
B1 noun /klɑːrk/

clerk

Meaning
A person employed in an office or bank to keep records, accounts, and undertake other routine administrative duties.
Example
The clerk helped me find the correct form.
B1 adjective /kənˈsɪdərəbl/

considerable

Meaning
large in amount, size, or importance
Example
The project required a considerable amount of time and money.
C1 noun /kɔːrs flaʊər/

Course flour

Meaning
coarsely ground flour with larger particles, typically used for baking bread
Example
She used course flour to make homemade bread with a rustic texture.
C2 noun /ˈklɔɪstər/

cloister

Meaning
a covered walk in a convent, monastery, or cathedral, typically with a wall on one side and a colonnade open to a quadrangle on the other.
Example
The monks walked silently through the cloister.
C1 noun /ˈsɛntɪˌliːtər/

centiliter

Meaning
A metric unit of capacity equal to one hundredth of a liter.
Example
The recipe calls for 20 centiliters of milk.
B1 adjective kənˈsɪs.tənt

consistent

Meaning
Acting or done in the same way over time, especially so as to be fair or accurate.
Example
Consistent performance leads to success.
C1 noun kəˈlɛktɪvɪzəm

collectivism

Meaning
The practice or principle of giving a group priority over each individual in it.
Example
Collectivism emphasizes the importance of group over individual interests.
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.
B2 noun /ˈkaʊnsəlɪŋ/

counseling

Meaning
professional guidance or therapy to help resolve personal or psychological problems
Example
She decided to go for counseling after feeling stressed for months.
C2 noun /koʊˈædʒətər/

coadjutor

Meaning
a person who helps or assists another, especially in a religious or official capacity
Example
The bishop appointed a coadjutor to assist him with his duties.
B1 noun /ˈkɑn.tent/

Content

Meaning
pleased and satisfied; the things that are contained in something; subject matter of a text
Example
She felt content with her simple life in the countryside.
A1 verb /kʊk/

cook

Meaning
to prepare food by heating; to make food ready to eat
Example
My mother loves to cook traditional dishes.
A2 adjective /ˈkloʊ.sɪst/

closest

Meaning
nearest in distance or relationship
Example
He is my closest friend.
C1 adjective ˈkɒn.və.luː.tɪd

convoluted

Meaning
Extremely complex and difficult to follow; twisted or intricate.
Example
His argument was so convoluted that no one understood it.
C2 noun /kjuːˈpɪdəti/

cupidity

Meaning
Excessive desire for wealth or possessions; greed.
Example
The king's downfall was caused by his cupidity.
C2 noun /ˈsɛntɔːr/

centaur

Meaning
A mythological creature with the upper body of a human and the lower body of a horse.
Example
The centaur is a well-known figure in Greek mythology.
B1 adjective /ˈkeɪ.pə.bəl/

Capable

Meaning
having the ability, fitness, or quality necessary to do or achieve something; competent
Example
She is capable of handling complex problems.
B1 noun /ˈkemɪst/

chemist

Meaning
a scientist who studies chemistry; a person trained to prepare and dispense medicines
Example
The chemist analyzed the sample to determine its composition.
C2 noun, verb /ˈkæŋkər/

canker

Meaning
A fungal disease of plants; an ulcerous sore in the mouth; to corrupt or destroy slowly
Example
The tree was infected with a canker that damaged its bark.
C2 noun /kənˌɡlɒməˈreɪʃən/

conglomeration

Meaning
A collection or mixture of different things grouped together.
Example
The market is a conglomeration of small shops and food stalls.
B1 adverb /ˈtʃɪəfəli/

cheerfully

Meaning
in a happy and positive manner; with visible good spirits
Example
She greeted everyone cheerfully despite the long day.
B2 noun /kloʊv/

Clove

Meaning
aromatic flower buds of a tree in the family Myrtaceae, used as a spice
Example
She added a few cloves to the mulled wine for extra flavor.
B1 noun/verb /ˈkɒmplɪmənt/

compliment

Meaning
a polite expression of praise or admiration; to politely praise someone
Example
She complimented him on his excellent presentation.
C1 noun /ˈkeɪ.sɪŋ/

Casing

Meaning
a cover or shell that protects or encloses something
Example
The mechanic removed the engine casing to examine the internal parts.
B1 noun /ˈkɒliːɡ/

colleague

Meaning
a person with whom one works, especially in a profession or business
Example
She invited her colleagues to the office party.
B1 verb /krɔːl/

crawl

Meaning
to move slowly on hands and knees; to move very slowly
Example
The baby crawled across the floor to reach the toy.
A1 noun /kʌp/

Cup

Meaning
a small, round container, typically with a handle, used for drinking tea, coffee, or other hot beverages
Example
She drank tea from her favorite ceramic cup.
C2 noun /ˈkɒɡ.nɪ.zəns/

cognizance

Meaning
Awareness, knowledge, or understanding of something; conscious perception.
Example
The judge took cognizance of the new evidence.
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 noun /ˈtʃɪk piː/

Chick pea

Meaning
round beige legume; protein-rich pulse used in various dishes
Example
Soak the chick peas overnight before cooking them for better digestion.
C1 noun /krʌtʃ/

crutch

Meaning
a support used by someone injured to walk; also something relied upon for support or help
Example
He had to use crutches after breaking his leg.
C2 verb /ˈsɜːrkəmskraɪb/

circumscribe

Meaning
to limit or restrict something within boundaries
Example
The rules circumscribe the powers of the committee.
C1 adjective /ˈkɔːrəl/

choral

Meaning
Relating to, written for, or performed by a choir or chorus.
Example
The church hosted a choral performance on Sunday.
C1 noun /ˈkɒndɪmənts/

condiments

Meaning
Seasonings or sauces used to add flavor to food.
Example
Ketchup and mustard are popular condiments for burgers.
C2 adjective /ˈklɛmənt/

clement

Meaning
mild or merciful; describing weather as mild and pleasant
Example
The prisoners hoped for a clement judge.
C1 noun /ˈkɑːrkəs/

carcass

Meaning
the dead body of an animal, especially after being slaughtered
Example
Vultures fed on the carcass left in the field.
C1 adjective ˈkɒn.təm.plə.tɪv

contemplative

Meaning
Expressing or involving prolonged thought; meditative and reflective.
Example
He spent a contemplative evening reflecting on his decisions.
C2 noun /ˈkælvɪnɪzəm/

calvinism

Meaning
A Protestant theological system based on John Calvin’s teachings, emphasizing predestination and the sovereignty of God.
Example
Calvinism played a major role in shaping Protestant theology.
C2 noun /kənˈfɛsər/

confessor

Meaning
A person who confesses sins or secrets, especially to a priest.
Example
The confessor listened patiently to the troubled man.
C2 noun /ˈkrɪptəɡræm/

cryptogram

Meaning
a text written in code or cipher
Example
The detective solved the cryptogram hidden in the letter.
A2 adjective /ˈsɛntrəl/

central

Meaning
Situated in the middle; of the greatest importance.
Example
Water is central to human survival.
C1 noun /ˈsɪstərn/

cistern

Meaning
A tank or container for storing water, usually for household use.
Example
The old house still had a cistern to collect rainwater.
C2 noun /ˈkæl.əm.ni/

Calumny

Meaning
the making of false and defamatory statements about someone in order to damage their reputation
Example
The politician sued the newspaper for spreading calumny about his personal life.
C2 noun /ʃəˈɡrɪn/

chagrin

Meaning
Distress or embarrassment at having failed or been humiliated.
Example
She left the room in chagrin after forgetting her lines.
B2 noun /kəˈmɪʃənər/

commissioner

Meaning
an official in charge of a particular department or area
Example
The police commissioner addressed the media about the incident.
A2 noun /klɔːθ/

Cloth

Meaning
woven or felted fabric made from wool, cotton, or a similar fiber
Example
The tailor cut the cloth into precise pieces.
C2 adjective /kənˈdʌktəbl̩/

conductible

Meaning
capable of being conducted, especially electricity or heat
Example
Copper is highly conductible to electricity.
C2 noun /ˈkæriən/

carrion

Meaning
the decaying flesh of dead animals
Example
Vultures feed on carrion left in the fields.
A1 verb /tʃuːz/

choose

Meaning
to pick or select from several options
Example
I always choose healthy food options.
B2 verb /ˌkɒmprɪˈhɛnd/

comprehend

Meaning
to understand or grasp the meaning of something
Example
It is difficult to comprehend the scale of the disaster.
B2 adjective /kruːd/

crude

Meaning
in a natural or raw state; not yet processed or refined
Example
The crude oil is processed into fuel and chemicals.
B1 noun /tʃɪn/

Chin

Meaning
the protruding part of the face below the mouth, formed by the apex of the lower jaw
Example
He stroked his beard thoughtfully, resting his hand on his chin.
C1 verb /kənˈtraɪv/

contrive

Meaning
to plan or devise cleverly or skillfully
Example
She contrived a clever plan to surprise her friends.
B2 adjective /ˈkɒn.trər.i/

Contrary

Meaning
opposite in nature, direction, or meaning; completely different
Example
Contrary to popular belief, cats can be very social animals.
B2 noun /ˌklærɪfɪˈkeɪʃən/

clarification

Meaning
The action of making a statement or situation less confused and more clearly comprehensible.
Example
The manager requested clarification on the project details.
C1 noun ˈkætəlɪst

catalyst

Meaning
A person or thing that precipitates an event or change.
Example
His speech acted as a catalyst for change in the community.
C1 verb /kliːv/

cleave

Meaning
to split or divide; to cut through forcefully
Example
He used an axe to cleave the wood.
B2 noun /ˈkɒŋɡrɛs/

congress

Meaning
a formal meeting or assembly, especially of representatives for discussion
Example
The international congress on climate change will be held next year.
C1 noun /ˈklɛmənsi/

clemency

Meaning
mercy, leniency, or forgiveness shown towards someone
Example
The judge showed clemency and reduced his sentence.
C2 noun /ˌkæv.əlˈkeɪd/

cavalcade

Meaning
a formal procession of people riding on horses or in vehicles
Example
The king’s arrival was marked by a grand cavalcade.
A2 noun /ˈkʌzn/

cousin

Meaning
A child of one's uncle or aunt.
Example
My cousin is coming to visit us this weekend.
B1 adjective /ˈkɒn.stənt/

Constant

Meaning
occurring continuously over a period of time; unchanging; steady
Example
The machine runs at a constant speed.
C1 adjective /ˈkɑːr.di.æk/

cardiac

Meaning
Relating to the heart.
Example
The patient was admitted with a cardiac condition.
C2 noun /ˌkɛəriˈætɪd/

caryatid

Meaning
A stone carving of a draped female figure, used as a supporting column in architecture.
Example
The ancient temple featured a caryatid holding up the roof.
A2 adjective kɑːm

calm

Meaning
Not showing or feeling nervousness, anger, or other strong emotions; peaceful.
Example
The calm environment supports healing.
B2 noun /klɔː/

Claw

Meaning
sharp curved nail on the foot of an animal or bird
Example
The cat extended its sharp claws to climb the tree.
C2 noun /ˈkær.ə.weɪ siːdz/

Caraway seeds

Meaning
aromatic seeds of the caraway plant used as a spice in cooking and baking
Example
The bread was flavored with caraway seeds.
B1 noun /kəʊst/

Coast

Meaning
the part of the land near the sea; the edge of the land
Example
We drove along the coast to enjoy the view.
C2 noun /ˈkɒn.tjʊ.mə.si/

contumacy

Meaning
stubborn refusal to obey authority
Example
His contumacy led to his suspension from the council.
B2 adjective /kəˈreɪdʒəs/

Courageous

Meaning
brave; fearless; showing courage in the face of danger
Example
The courageous firefighter rescued the family from the burning building.
C1 verb ˌkəʊ.əˈles

coalesce

Meaning
Come together and form one mass or whole; unite to form one organization or group.
Example
The different theories coalesced into one unified idea.
C1 noun /ˌkɒrəˈneɪʃən/

coronation

Meaning
the act or ceremony of crowning a sovereign or monarch
Example
The coronation of the new king was attended by thousands of people.
C2 noun /ˈkɔːrsər/

courser

Meaning
a swift horse or a hunting horse
Example
The knight rode a fast courser into battle.
B2 noun /tʃɔːr/

chore

Meaning
A routine task, especially a household duty.
Example
Washing the dishes is my least favorite chore.
A2 verb /krɒs/

cross

Meaning
to go from one side to another, or to pass through
Example
We crossed the river using a wooden bridge.
C2 noun /ˈkoʊ.tə.ri/

coterie

Meaning
a small, exclusive group of people with shared interests
Example
He belonged to a coterie of artists who met every Friday.
B2 verb /kloʊð/

clothe

Meaning
to put clothes on; to dress; to provide with clothing
Example
She clothed the baby in warm garments.
B2 adjective /ˈsɛl.əˌbreɪ.tɪd/

celebrated

Meaning
Widely known and praised; famous for an achievement.
Example
He is a celebrated author in the field of literature.
B1 verb /kənˈsɪst/

consist

Meaning
to be made up or composed of certain parts or elements
Example
The committee consists of five members.
B1 noun /ˈkɛmɪkəl/

chemical

Meaning
a substance produced by or used in a chemical process
Example
The factory releases harmful chemicals into the river.
C2 verb /koʊˈæɡjəˌleɪt/

coagulate

Meaning
to cause a liquid, especially blood, to change into a solid or semi-solid state
Example
The blood quickly coagulated after the cut.
B1 noun /ˌsɪvɪlaɪˈzeɪʃən/

civilization

Meaning
the stage of human social and cultural development and organization considered most advanced
Example
Ancient Egypt is known for its remarkable civilization.
C2 verb /kædʒ/

cadge

Meaning
To beg or obtain something, especially food or money, without paying for it.
Example
He tried to cadge a free meal from the restaurant.
B2 noun/verb /ˈtʃɑːrtər/

charter

Meaning
a written document granting rights or privileges; to hire a vehicle or vessel for temporary use
Example
The company decided to charter a bus for the trip.
C2 adjective /kəˈnaɪ.vɪŋ/

conniving

Meaning
secretly scheming or plotting to help in wrongdoing
Example
He is a conniving politician who manipulates people for power.