certificate
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B1 noun /sərˈtɪfɪkət/

certificate

Meaning
a document serving as proof of achievement or qualification
Example
She received a certificate for completing the course.
C1 verb /tʃɑːr/

char

Meaning
To burn or scorch something so that it becomes blackened.
Example
The cook accidentally charred the steak.
B2 noun /ˈkrɪtɪk/

critic

Meaning
A person who judges the merits of something, especially art or literature
Example
The film critic praised the director's latest movie.
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.
A2 adverb /kəmˈpliːtli/

completely

Meaning
totally; in every way possible
Example
The room was completely silent.
B2 noun /ˈkɔːtruːm/

courtroom

Meaning
a room in which legal cases are heard and decided by a judge
Example
The witness was called to testify in the courtroom.
C1 verb /ˈkrɪstəlaɪz/

crystallize

Meaning
to form crystals; to make an idea or plan clear and definite
Example
Her vague thoughts began to crystallize into a solid plan.
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.
B2 verb /kɑːrv/

carve

Meaning
To cut or shape something, especially wood or stone, into a desired form.
Example
The artist carved a beautiful statue out of marble.
C2 noun /ˌkɒnvəˈluːʃən/

convolution

Meaning
a twist, coil, or a complex and intricate shape or arrangement
Example
The brain has many convolutions that increase its surface area.
C1 noun /ˈkleɪmənt/

claimant

Meaning
a person who makes a claim, especially in a legal or financial context
Example
The claimant filed for compensation after the accident.
A1 verb /keɪm/

came

Meaning
past tense of 'come'
Example
She came to the party on time.
B2 noun /ˈkɑːrɡoʊ/

cargo

Meaning
goods carried by a ship, plane, or other transport
Example
The ship was loaded with valuable cargo.
B2 verb /kreɪv/

crave

Meaning
to have a strong desire for something
Example
She craves adventure and often travels to remote places.
B2 noun kənˈsen.səs

consensus

Meaning
A general agreement among all members of a group.
Example
Consensus was reached after long deliberation.
C2 verb /ˈkɒsɪt/

cosset

Meaning
to care for and protect in an overindulgent way
Example
The little girl was cosseted by her grandparents.
B2 noun /ˈsel.ər.i/

Celery

Meaning
a green vegetable with long crisp stems that can be eaten raw or cooked
Example
I added chopped celery to the soup for extra flavor.
B2 adverb /kənˈsɪdərəbli/

Considerably

Meaning
to a notably large degree; significantly; substantially
Example
The price has increased considerably over the past year.
C2 noun /ˈkɒl.ə.kwi/

colloquy

Meaning
A formal conversation or dialogue, often on serious or academic topics.
Example
The professors engaged in a deep colloquy about the future of education.
B1 noun /ˈkʌntrisaɪd/

countryside

Meaning
land outside cities and towns; rural areas with farms, fields, and villages
Example
She enjoys the peace and beauty of the countryside.
B2 verb/noun /ˈsɛnsər/

censor

Meaning
to suppress or remove parts of books, films, or information considered offensive or harmful; a person who does this
Example
The government tried to censor the controversial film.
C1 adverb /ˈkɔːrdiəli/

Cordially

Meaning
in a warm and friendly manner; sincerely
Example
You are cordially invited to our wedding ceremony.
B1 noun /ˈkɒtən/

cotton

Meaning
A soft white fibrous substance used to make cloth and thread.
Example
This shirt is made of pure cotton.
B1 noun /kənˈsʌltənt/

consultant

Meaning
A professional who provides expert advice in a particular area.
Example
The company hired a consultant to improve its marketing strategy.
B2 noun /ˈkɒmɜːs/

commerce

Meaning
the activity of buying and selling goods and services
Example
International commerce has expanded significantly in recent years.
C2 adjective /ˈkjʊərətɪv/

curative

Meaning
Able to cure disease or restore health.
Example
The doctor prescribed a curative treatment for the illness.
C1 adjective /ˈʃɪvəlrəs/

chivalrous

Meaning
Behaving in a courteous, gallant, and honorable way, especially toward women.
Example
He was chivalrous, always opening doors for others.
A2 noun /klaʊn/

Clown

Meaning
a comic entertainer, especially one in a circus, wearing a traditional costume and exaggerated makeup
Example
The children laughed loudly at the funny clown's silly antics.
B2 noun /kraɪˈtɪəriən/

criterion

Meaning
A standard or rule used to make a judgment or decision.
Example
Honesty is an important criterion for this job.
A2 noun ˈkæm.pɪŋ

camping

Meaning
Living outdoors temporarily, especially for recreation; staying in a tent or similar shelter.
Example
Many families go camping during holidays.
B2 adverb /kənˈvɜːrsli/

conversely

Meaning
in an opposite or contrary manner
Example
He is rich, conversely, his brother struggles financially.
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.
B1 noun /kriˈeɪ.ʃən/

Creation

Meaning
the action or process of bringing something into existence; something that has been made or invented
Example
The artist's latest creation was displayed at the modern art gallery.
C2 noun /ˌkæθəˈlɪsɪti/

catholicity

Meaning
Universality; broad-mindedness; acceptance of a wide variety of things.
Example
Her catholicity of interests makes her a fascinating person.
B2 adjective ˌkɒn.stɪˈtjuː.ʃən.əl

constitutional

Meaning
Relating to an established set of principles governing a state; in accordance with a political constitution.
Example
Constitutional reforms ensure fairness in the system.
B2 adverb /ˈkrɪtɪkli/

critically

Meaning
in a way that expresses disapproval or a very serious, important way
Example
He was critically injured in the accident.
C2 adjective /kəˈpeɪ.ʃəs/

Capacious

Meaning
having a lot of space inside; roomy and spacious
Example
The capacious hall can accommodate five hundred people.
C2 adjective /ˈkɒr.ə.ɡeɪ.tɪd/

corrugated

Meaning
shaped into ridges and grooves; wrinkled or folded
Example
The roof was made of corrugated metal sheets.
C1 adjective sɪˈlɛstʃəl

celestial

Meaning
Positioned in or relating to the sky, or outer space as observed in astronomy.
Example
The celestial bodies in the sky were clearly visible last night.
C2 noun /ˈklærɪən/

Clarion

Meaning
a shrill narrow-tubed war trumpet; a medieval trumpet with a clear piercing tone
Example
The clarion sounded across the battlefield to signal the charge.
A2 noun /kɔːrn/

Corn

Meaning
a tall cereal plant that produces kernels on large ears; maize
Example
We grilled corn on the cob for dinner.
B2 noun /ˈtʃɒp.ər/

Chopper

Meaning
a tool with a heavy blade for chopping wood; a helicopter
Example
The lumberjack swung the chopper to cut down the tree.
A2 noun/verb /ˈsɜːrkəl/

circle

Meaning
a round shape; to move all the way around something
Example
The children sat in a circle.
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.
B2 noun /ˈkɑr.ɡoʊ ʃɪp/

Cargo ship

Meaning
a ship or vessel that carries goods and materials from one port to another
Example
The cargo ship transported containers filled with electronics across the ocean.
B2 noun /ˈkɔːr.əs/

Chorus

Meaning
a large organized group of singers; a part of a song that is repeated after each verse
Example
The school chorus performed beautifully at the annual concert.
C1 verb /ˌkaʊntərˈbæləns/

counterbalance

Meaning
to offset or balance the effect of something
Example
Exercise can counterbalance the negative effects of stress.
C2 verb /kənˈvʌls/

convulse

Meaning
to shake violently; to suffer sudden involuntary contractions
Example
The patient convulsed during the seizure.
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.
A1 verb /kætʃ/

catch

Meaning
to grab something that is moving; to get a disease; to understand
Example
Can you catch the ball I'm throwing?
B2 noun ˈkɔːʃən

caution

Meaning
Care taken to avoid danger or mistakes; a warning or piece of advice.
Example
Researchers issued a caution regarding unsustainable fishing.
C2 noun /kəmˈpleɪsəns/

complaisance

Meaning
willingness to please others; courteous compliance
Example
Her complaisance made her popular among her colleagues.
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.
C2 adjective /kənˈsʌmptɪv/

consumptive

Meaning
Relating to or characterized by consumption; historically used to describe someone suffering from tuberculosis.
Example
The doctor advised against consumptive habits.
C2 noun /kəˈpriːs/

caprice

Meaning
a sudden, unpredictable change of mood or behavior
Example
She bought the expensive dress on a caprice.
B2 noun/verb /ˈkɒmplɪmənt/

complement

Meaning
something that completes or goes well with something; to add something that enhances or improves
Example
The scarf complements her outfit perfectly.
C2 adjective /ˌkɒnsæŋˈɡwɪniəs/

consanguineous

Meaning
Related by blood; descended from the same ancestor.
Example
The study focused on genetic disorders in consanguineous families.
B2 noun/verb /sɪˈmɛnt/

cement

Meaning
a powdery substance that binds materials together; to make something strong or permanent
Example
The treaty helped cement the relationship between the two countries.
B2 verb /krʌʃ/

crush

Meaning
to press or squeeze something so hard that it is damaged or destroyed
Example
He accidentally crushed the paper cup in his hand.
C2 noun /ˈsɛʃən/

cession

Meaning
The formal giving up of rights, property, or territory, especially by a state.
Example
The treaty resulted in the cession of land to the neighboring country.
B2 noun /kɒt/

Cot

Meaning
a small bed, especially a portable one or one for a baby
Example
The baby sleeps peacefully in her cot.
C1 adjective /kəˈləʊ.kwi.əl/

colloquial

Meaning
Used in ordinary conversation rather than formal speech or writing; informal language.
Example
His colloquial expressions made the speech relatable.
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.
B2 adjective /ˈkɔːstli/

costly

Meaning
expensive or causing a lot of money, time, or effort
Example
Their mistake proved to be very costly for the company.
B2 noun /kənˈfɛkʃəneri/

confectionery

Meaning
sweets, candies, and other food items made with sugar
Example
The shop sells a wide variety of confectionery.
C1 verb /kɜːrˈteɪl/

curtail

Meaning
to reduce or limit something, especially something considered undesirable
Example
The company had to curtail its spending due to budget cuts.
A2 noun /kəˈlek.ʃən/

Collection

Meaning
a group of objects gathered together; the action or process of collecting
Example
She has an impressive collection of vintage books in her library.
B2 noun /ˈkaʊ.ərd/

Coward

Meaning
a person who lacks the courage to do or endure dangerous or unpleasant things
Example
He called himself a coward for not standing up to the bully.
A2 noun /ˈklɑːsmeɪt/

classmate

Meaning
a person who is in the same class or course of study as another
Example
I met one of my old classmates at the university event.
B1 noun /ˈkɒntɪnənt/

continent

Meaning
one of the large landmasses on Earth such as Asia, Africa, or Europe
Example
Asia is the largest continent in the world.
C2 noun /ˈtʃɜː.nɪŋ stɪk/

Churning stick

Meaning
a wooden stick used for stirring and churning butter, milk, or other liquids
Example
Grandmother used a churning stick to make fresh butter.
C2 noun /ˈkæm.fər/

Camphor

Meaning
a white crystalline substance with a strong aromatic smell, used in medicine and religious ceremonies
Example
The temple was filled with the fragrant smoke of burning camphor.
C2 adjective /ˈsɜː.kəm.spekt/

circumspect

Meaning
Wary and unwilling to take risks; careful to consider all circumstances and possible consequences.
Example
Investors must be circumspect before making decisions.
A2 adjective /kənˈsɜːnd/

concerned

Meaning
worried or anxious about something; involved or interested in something
Example
She was concerned about her mother's health.
A2 verb /klaɪm/

climb

Meaning
to go up using hands and feet; to ascend
Example
We decided to climb the mountain.
C1 verb /kəˈpɪtjʊˌleɪt/

capitulate

Meaning
to surrender or give in after resisting
Example
The army had no choice but to capitulate to the enemy.
B1 adverb /ˈkloʊsli/

closely

Meaning
in a way that is very near in space, time, or relationship; carefully and attentively
Example
The detective examined the evidence closely.
C2 noun/adjective /ˈsaɪklɔɪd/

cycloid

Meaning
a curve traced by a point on the rim of a circle as it rolls along a straight line
Example
The cycloid is often studied in mathematics and physics.
C2 verb /ˈtʃeɪfɪŋ/

chafing

Meaning
To make sore by rubbing; to become irritated.
Example
The rough shoes were chafing his heels.
C2 verb /ˈkɒdʒɪteɪt/

cogitate

Meaning
to think deeply about something; to meditate or reflect
Example
He sat by the river to cogitate on his future plans.
B1 noun ˈtʃɑː.dʒɪŋ

charging

Meaning
The process of supplying electrical energy to recharge a battery or power source.
Example
Electric vehicle charging stations are increasing in cities.
B2 adjective kəˈlɛktɪv

collective

Meaning
Done by people acting as a group; shared by all members of a group.
Example
Victory Day represents our collective pride.
C1 noun ˈkeɪ.dəns

cadence

Meaning
The rhythm and flow of speech with rise and fall in tone.
Example
His speech had a natural cadence that captivated the audience.
B2 noun kəˌlæbəˈreɪʃən

collaboration

Meaning
The action of working with someone to produce or create something
Example
International collaboration is necessary to fight pollution.
C1 verb /ˈkʌn.dʒər/

conjure

Meaning
to summon something as if by magic; to imagine vividly
Example
The magician conjured a rabbit out of the hat.
C1 adjective /ˈkɜːrsəri/

cursory

Meaning
Hasty and therefore not thorough or detailed.
Example
He gave the report only a cursory glance before the meeting.
C1 noun /kriːd/

creed

Meaning
A system of religious or spiritual beliefs or a guiding principle.
Example
Freedom of speech is part of his personal creed.
C1 verb /ˈkɒnsɪkreɪt/

consecrate

Meaning
to make something sacred, usually through a religious ceremony
Example
The church was consecrated by the bishop.
B2 verb /ˈkɒmprəmaɪz/

compromise

Meaning
To expose or make vulnerable to danger, suspicion, or disrepute.
Example
Excessive sharing can compromise your privacy.
B1 noun /kəmˈpɛtɪtər/

competitor

Meaning
a person, team, or company that competes with others
Example
The company lowered its prices to beat its main competitor.
B2 noun /kənˌtɪn.juˈeɪ.ʃən/

continuation

Meaning
the action of carrying something on over time; extension
Example
The continuation of the series was announced after the finale.
C2 noun /ˈkɒŋ.ɡru.əns/

congruence

Meaning
Harmony, compatibility and agreement between different elements.
Example
The congruence between their ideas made collaboration easy.
C1 noun /ˌkɒnstəˈneɪʃən/

consternation

Meaning
A feeling of anxiety, dismay, or confusion, often caused by something unexpected.
Example
The sudden announcement caused widespread consternation among the employees.
C2 noun /ˈʃɑːrlətən/

charlatan

Meaning
a person who pretends to have knowledge or skills that they do not really possess; a fraud
Example
The so-called healer was exposed as a charlatan.
B2 noun /ˈkɜːr.tə.si/

Courtesy

Meaning
the showing of politeness in one's attitude and behavior toward others; a polite gesture or remark
Example
He showed great courtesy by holding the door open for elderly people.
A2 noun /kənˌɡrætʃ.əˈleɪ.ʃənz/

Congratulations

Meaning
words expressing praise for an achievement or good wishes on a special occasion
Example
Congratulations on your promotion! You really deserved this success.
B2 adjective /keɪˈɒtɪk/

Chaotic

Meaning
in a state of complete confusion and disorder
Example
The situation became chaotic after the announcement.
A2 noun /ˈkæm.əl/

Camel

Meaning
a large animal with one or two humps on its back that lives in hot dry places
Example
The camel walked slowly across the desert sand.
C1 noun /ˈkroʊniˌɪzəm/

cronyism

Meaning
The practice of favoring friends or associates, especially in political appointments or business deals.
Example
The company was accused of cronyism in hiring practices.
B2 noun /kəmˈplɛksɪti/

complexity

Meaning
The state of being complex; intricacy.
Example
The complexity of the problem required a team of experts.
B2 noun/verb /kjuː/

cue

Meaning
A signal or prompt for action; to give a signal.
Example
The actor waited for his cue before entering the stage.
B2 adjective /ˈsɪvɪk/

civic

Meaning
relating to a city, town, or the duties of its citizens
Example
The mayor encouraged people to take part in civic activities.
B1 noun /kəˈnæl/

canal

Meaning
an artificial waterway constructed for navigation, irrigation, or drainage
Example
The canal was built to help transport goods across the region.
B2 adjective ˈkɒɡnɪtɪv

cognitive

Meaning
Related to mental processes of perception, memory, judgment, and reasoning.
Example
Cognitive functions improve with practice and learning.
C2 adjective /koʊˈiːvəl/

coeval

Meaning
Having the same age, date of origin, or duration; contemporary.
Example
The philosopher was coeval with the rise of modern science.
B2 noun /ˌkɒnsərˈveɪʃən ˈmuːvmənt/

Conservation Movement

Meaning
A political, environmental, and social movement that seeks to protect natural resources including plant and animal species as well as their habitat for the future.
Example
The conservation movement began in the 19th century to protect wildlife.
B2 verb, noun /ˈkɒntɛst/

contest

Meaning
verb: to compete or challenge; noun: a competition or dispute
Example
She decided to contest the election against the incumbent.
B2 noun /kənˈdʒes.tʃən/

congestion

Meaning
A situation in which a place is too blocked or crowded, causing difficulties.
Example
Urban congestion leads to longer travel times.
B1 noun /ˈtʃiːtər/

cheater

Meaning
a person who cheats or acts dishonestly to gain an advantage
Example
He was caught and labeled as a cheater during the exam.
C2 noun /ˈkæθoʊd/

cathode

Meaning
The negative electrode in a device such as a battery or tube, where electrons enter.
Example
The cathode emits electrons in the tube.
B1 noun ˈkeɪ.bəl

cable

Meaning
A thick rope of wire or nonmetallic fiber, typically used for construction, mooring ships, or transmitting electricity or telecommunication signals.
Example
The cable connects countries across continents.
C1 adjective,noun /kənˈtɪn.dʒənt/

contingent

Meaning
dependent on something else; a group of people representing an organization
Example
Attendance is contingent on prior registration. / A contingent of students attended the conference.
C2 verb /kəˈmɪŋɡəl/

commingle

Meaning
To mix or blend different things together.
Example
The charity does not commingle donations with operational funds.
C2 noun /ˈkɒntrəriz/

contraries

Meaning
things that are completely different or opposite to each other
Example
Freedom and slavery are contraries in every sense.
C2 adjective /kəˈrɛlətɪv/

correlative

Meaning
having a mutual relationship; corresponding
Example
The increase in temperature is correlative with the melting of glaciers.
C2 noun /ˌkɑːnfɔːrˈmeɪʃən/

conformation

Meaning
The shape, structure, or arrangement of something.
Example
The scientist studied the molecular conformation of the protein.
A2 adjective kɑːm

calm

Meaning
Not showing or feeling nervousness, anger, or other strong emotions; peaceful.
Example
The calm environment supports healing.
B1 noun /kluː/

clue

Meaning
a piece of evidence or information used in the detection of a crime or solving a puzzle
Example
The detective found a clue near the window.
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.
B2 adjective /kənˈdʒɛstɪd/

congested

Meaning
Blocked up with too much traffic or crowding.
Example
The road was congested during rush hour.
B2 noun /kənˈtɛmpt/

contempt

Meaning
a strong feeling of dislike and lack of respect towards someone or something
Example
He spoke with contempt about the corrupt officials.