crucial
All a b c d e f g h i j k l m n o p q r s t u v w x y z
All CEFR A1 A2 B1 B2 C1 C2
Content locale
EN English BN Bengali HI Hindi ES Spanish FR French DE German RU Russian ZH Chinese JA Japanese
All Vocabulary Cards All Vocabularies
B1 adjective ˈkruː.ʃəl

crucial

Meaning
Decisive or critical, especially in the success or failure of something.
Example
Fault-tolerance is crucial for reliability.
C2 noun /ˈkrɪsəndəm/

christendom

Meaning
the worldwide body or community of Christians
Example
The news spread quickly across Christendom.
C2 adjective /ˌkæləˈrɪfɪk/

calorific

Meaning
Relating to the amount of energy contained in food or fuel.
Example
Chocolate is highly calorific, so it should be eaten in moderation.
C1 verb /kəmˈprɛs/

compress

Meaning
to press or squeeze something so that it becomes smaller
Example
The file was compressed to save storage space.
C1 noun /kəˈnɛəri/

canary

Meaning
a small, usually yellow bird known for its singing; also used as a warning sign in dangerous conditions
Example
The canary sang beautifully in its cage.
A2 adjective /ˈkʌlərfəl/

colorful

Meaning
having bright colors; full of variety or interest
Example
The festival was full of colorful decorations.
C2 noun /kənˈsaɪnər/

consignor

Meaning
a person or company that sends goods to be sold or transported
Example
The consignor shipped the goods to the warehouse.
C1 adjective /kəˈlæpsəbl̩/

collapsible

Meaning
able to be folded down or reduced in size
Example
She bought a collapsible chair for camping.
C1 noun kənˌsɒl.ɪˈdeɪ.ʃən

Consolidation

Meaning
The process of converting newly learned information into long-term memory
Example
Sleep plays a key role in memory consolidation.
A2 verb /tʃɪər/

cheer

Meaning
to shout in encouragement or support; to make someone feel happier
Example
The fans cheered loudly when their team scored a goal.
C2 noun /kɒŋk/

Conck

Meaning
a shell, especially a large spiral one used as a horn or for decoration
Example
The priest blew the conch shell to signal the start of the ceremony.
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.
A2 verb /klɪk/

click

Meaning
to press a button on a computer mouse or similar device
Example
She clicked the link to open the website.
C1 noun /kənˈveɪəns/

conveyance

Meaning
The action or process of transporting or carrying someone or something from one place to another.
Example
The conveyance of goods was delayed due to bad weather.
A2 noun /ˈklæsˌruːm/

classroom

Meaning
A room in which classes are held in a school or college.
Example
The teacher entered the classroom and greeted the students.
B2 noun, adjective /ˈkɒrəl/

coral

Meaning
a hard, rock-like marine organism formed by tiny sea animals; a pinkish-orange color resembling coral
Example
The coral in the reef provides shelter for many sea creatures.
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.
C1 noun /kənˈsep.ʃən/

Conception

Meaning
the forming of an idea or plan; the fertilization of an ovum by a sperm; the action of conceiving
Example
The conception of this innovative project took several months of brainstorming.
C2 adjective /kəmˈpleɪzənt/

complaisant

Meaning
willing to please others or to accept what they do or say without protest
Example
He was too complaisant to refuse their demands.
C1 adjective /ˈtʃɛkərd/

chequered

Meaning
Having a pattern of squares, or marked by varied and contrasting experiences or periods.
Example
He had a chequered career with both great successes and failures.
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 noun /ˈkɒn.kɔːd/

concord

Meaning
Agreement or harmony between people or groups.
Example
The leaders worked towards international concord.
B1 noun /ˌsiːiːˈoʊ/

ceo

Meaning
The highest-ranking person in a company, responsible for overall management.
Example
The CEO announced a new strategy for the company.
B2 verb /ˈkɒntəmpleɪt/

contemplate

Meaning
to think deeply and carefully about something; to consider thoughtfully
Example
She sat quietly to contemplate her future plans.
C1 noun /koʊˈɜː.ʃən/

coercion

Meaning
The practice of persuading someone to do something by using force or threats.
Example
Cybercriminals use coercion to extract information.
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 noun /kræft/

craft

Meaning
an activity involving skill in making things by hand; a trade or occupation
Example
She has mastered the craft of pottery.
B2 noun ˌsaɪ.bə.sɪˈkjʊə.rɪ.ti

cybersecurity

Meaning
The practice of protecting systems, networks, and programs from digital attacks
Example
Cybersecurity ensures safe digital operations.
B2 noun /kraɪˈtɪəriə/

criteria

Meaning
Standards or principles by which something is judged or decided.
Example
The candidates were evaluated based on strict criteria.
C2 noun /ˈkuː.li/

Cooly

Meaning
a laborer who does physical work for wages
Example
The cooly carried heavy bags at the railway station.
C2 verb /ˈkænənaɪz/

canonize

Meaning
To officially declare a dead person a saint; to regard as great or significant.
Example
The church canonized the martyr after years of investigation.
A2 noun /ˈkɒmədi/

comedy

Meaning
A type of entertainment that is intended to make people laugh.
Example
We watched a hilarious comedy at the theater.
B1 noun /ˈsɪtɪzən/

citizen

Meaning
a legally recognized subject or national of a state
Example
Every citizen has the right to vote.
B2 verb /kənˈfes/

confess

Meaning
to admit guilt or wrongdoing; to acknowledge
Example
He confessed his mistake to his teacher.
B2 noun/verb /kəˈmjuː.tɪŋ/

commuting

Meaning
Regular travel to and from workplace, daily journey for work.
Example
He spends two hours commuting to work every day.
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 verb /ˈtʃɔːrtl/

chortle

Meaning
to laugh in a breathy, gleeful way
Example
The audience chortled at the comedian's witty remarks.
C2 noun /ˌkæstɪˈɡeɪʃən/

castigation

Meaning
Severe criticism or punishment for wrongdoing.
Example
The manager’s harsh castigation shocked the entire team.
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.
A1 noun /ˈkʌn.tri/

country

Meaning
a nation with its own government and borders
Example
Bangladesh is a beautiful country with rich culture.
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.
B1 noun ˈkæn.dɪ.deɪts

candidates

Meaning
A person who applies for a job or is nominated for election; someone being considered for a position.
Example
Candidates undergo a rigorous selection process.
B1 adjective /ˈkoʊzi/

cozy

Meaning
giving a feeling of comfort, warmth, and relaxation
Example
We sat in a cozy little café on a rainy day.
C2 noun /krəˈnɒmɪtər/

chronometer

Meaning
An instrument for measuring time precisely, especially used in navigation.
Example
The sailor relied on the chronometer to determine his position at sea.
A2 adjective kɑːm

calm

Meaning
Not showing or feeling nervousness, anger, or other strong emotions; peaceful.
Example
The calm environment supports healing.
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.
A2 noun tʃɔɪs

choice

Meaning
An act of selecting or making a decision when faced with two or more possibilities.
Example
Choice enhances decision-making.
C2 noun /ˌsɜːrkəmləˈkjuːʃn/

circumlocution

Meaning
the use of many words when fewer would do, especially to avoid stating something directly
Example
The politician's speech was filled with circumlocution.
C1 noun /kəˈpɪl.ər.iz/

capillaries

Meaning
Any of the fine branching blood vessels that form a network between the arterioles and venules.
Example
Broken capillaries cause dark circles.
C2 noun /ˈkɔːrpəskəl/

corpuscle

Meaning
a small particle or cell, especially a blood cell
Example
Red corpuscles carry oxygen throughout the body.
C1 noun /ˈkaʊərdɪs/

cowardice

Meaning
lack of courage; behavior showing fear
Example
His cowardice prevented him from speaking up.
B1 noun /tʃɑːrm/

Charm

Meaning
the power or quality of giving delight or arousing admiration; a magical spell or talisman
Example
Her natural charm and wit made her popular at social gatherings.
C2 noun /kəˈpriːs/

caprice

Meaning
a sudden, unpredictable change of mood or behavior
Example
She bought the expensive dress on a caprice.
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 noun /ˈkʌl.ən.dər/

Colander

Meaning
a bowl-shaped kitchen utensil with holes in it used for draining food such as pasta or rice
Example
She drained the pasta using a colander.
C2 noun /ˌkɑːrt ˈblɑːnʃ/

carte blanche

Meaning
complete freedom to act as one wishes
Example
The manager gave her team carte blanche to design the project.
C1 adjective /kəmˈpleɪsənt/

complacent

Meaning
showing self-satisfaction and a lack of concern about potential dangers or problems
Example
The team grew complacent after a few victories and stopped practicing hard.
C2 noun /kænˈtoʊnmənt/

Cantonment

Meaning
a military base or permanent military station
Example
The soldiers lived in the cantonment outside the city.
B1 noun /ˈkaʊnti/

county

Meaning
A territorial division within a country, typically a region with its own local government.
Example
She grew up in a small county in northern England.
C1 noun /ˌkɒnfləˈɡreɪʃən/

conflagration

Meaning
A large, destructive fire that destroys a great deal of land or property.
Example
The forest was devastated by a massive conflagration that lasted for days.
B2 adjective /ˈklʌm.zi/

clumsy

Meaning
awkward in movement or lacking skill
Example
He is so clumsy that he drops things all the time.
B2 noun kəˈmɒd.ə.ti

commodity

Meaning
A raw material or primary agricultural product that can be bought and sold.
Example
Oil is a valuable commodity in the global market.
C1 adjective, noun /ˈkɑːr.dɪ.nəl/

cardinal

Meaning
As an adjective: of prime importance; as a noun: a high-ranking Catholic clergyman or a type of bird.
Example
Honesty is a cardinal virtue in life.
C1 adjective /ˌkɒmprɪˈhɛnsəbl/

comprehensible

Meaning
able to be understood; intelligible
Example
The teacher explained the topic in a comprehensible way.
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.
C1 noun /kuː/

coup

Meaning
a sudden, decisive action that brings about a change, especially in government
Example
The military staged a coup to overthrow the existing regime.
B2 noun /ˌsɜːrtɪfɪˈkeɪʃən/

certification

Meaning
the process of officially recognizing or confirming that something or someone meets required standards; an official document proving qualification
Example
She received her professional certification after completing the training program.
B2 noun /ˌkɒndɛnˈseɪʃən/

condensation

Meaning
The process of water vapor changing into liquid; also, the act of making something more concise.
Example
Condensation formed on the windows during the cold night.
A2 noun /koʊtʃ/

coach

Meaning
A person who helps improve others' skills or knowledge.
Example
The football coach motivated his team before the match.
C1 noun /ˈkærət/

carat

Meaning
a unit of weight for precious stones, equal to 200 milligrams
Example
She received a two-carat diamond ring for her engagement.
A2 adverb /ˈklɪrli/

clearly

Meaning
In a way that is easy to perceive, understand, or see.
Example
She spoke clearly so that everyone could understand.
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.
B1 noun /ˈkɒnsɪkwənsɪz/

consequences

Meaning
Results or effects of an action or condition.
Example
The consequences of ignoring safety protocols can be severe.
C1 noun /kənˈtentmənt/

contentment

Meaning
a state of happiness and satisfaction with what one has
Example
She felt a deep sense of contentment after helping others.
C1 verb /kənˈstruː/

construe

Meaning
to interpret or understand the meaning of something in a particular way
Example
His words could be construed as a threat.
C2 adjective /kənˈdʒɛktʃərəl/

conjectural

Meaning
based on guesswork or incomplete evidence rather than certain knowledge
Example
His explanation was purely conjectural and lacked proof.
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.
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 ˌsaɪ.bəˈnet.ɪks

cybernetics

Meaning
The science of communications and automatic control systems in both machines and living things.
Example
Cybernetics plays a crucial role in artificial intelligence.
A2 noun /ˈtʃer.i/

Cherry

Meaning
a small round red or black fruit with a hard seed inside
Example
She picked fresh cherries from the tree in her garden.
C1 adjective /ˈkæl.əs/

Callous

Meaning
showing or having an insensitive and cruel disregard for others; emotionally hardened
Example
He showed a callous disregard for others' feelings.
C2 verb /ʧeɪf/

chafe

Meaning
To make or become sore by rubbing; to feel irritation or impatience.
Example
The tight shoes began to chafe his heels.
B2 verb /kənˈsiːl/

conceal

Meaning
to hide something or keep it secret
Example
He tried to conceal his disappointment behind a smile.
C2 noun /ˈkjuːbeb ˈpepər/

Cubeb Pepper

Meaning
aromatic spice with a slightly bitter taste and cooling aftertaste
Example
Cubeb pepper is used in traditional Indonesian cuisine.
B2 noun /ˈkaʊnsələr/

councillor

Meaning
an elected member of a local council who helps make decisions and represent the community
Example
The councillor spoke to residents about improving local roads.
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.
C2 noun /ˈkɔːfər/

coffer

Meaning
A strongbox or small chest for holding valuables, often used metaphorically for funds or financial reserves.
Example
The city's coffers were drained after the costly project.
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.
C1 noun /kənˈtɪnjuəm/

continuum

Meaning
A continuous sequence in which adjacent elements are not perceptibly different from each other, but the extremes are quite distinct.
Example
Life and death are often seen as part of the same continuum.
A2 noun /ˈkɒf.i ˈmeɪ.kər/

Coffee maker

Meaning
an electric appliance used to brew coffee automatically
Example
I use my coffee maker every morning to brew fresh coffee.
B2 adjective /kənˈvɪnsɪŋ/

Convincing

Meaning
believable; credible; persuasive; able to make someone believe something
Example
His convincing argument won over the entire jury.
C2 noun /ˈsɜːrklət/

circlet

Meaning
A small circular band, typically worn as an ornament on the head.
Example
The princess wore a golden circlet on her forehead.
C2 verb /kənˈvɑːlv/

convolve

Meaning
to roll or twist together; to coil or entwine
Example
The vines convolve around the tree trunk.
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.
C1 adjective /ˈkɜːrsəri/

cursory

Meaning
Hasty and therefore not thorough or detailed.
Example
He gave the report only a cursory glance before the meeting.
B2 verb /ˌkɒn.trəˈdɪkt/

contradict

Meaning
to say or show the opposite of something that has been said or believed
Example
His actions contradict his words.
C1 adjective /kəmˈplaɪənt/

compliant

Meaning
Willing to agree with or follow rules, requests, or demands.
Example
She was compliant with all the safety requirements.
C2 noun /ˈtʃænsəri/

chancery

Meaning
A court of equity or the office of a chancellor.
Example
The case was taken to the chancery court for resolution.
B2 noun /ˈsɛnsəs/

census

Meaning
An official count or survey of a population, typically recording various details of individuals.
Example
The government conducted a census to update demographic data.
C2 noun /kəˈliːdʒən/

collegian

Meaning
a student of a college
Example
The collegians were preparing for the cultural festival.
C1 noun /krʌks/

crux

Meaning
the most important or decisive point of an issue
Example
The crux of the problem lies in poor communication.
C1 noun /ˈʃoʊ.vəˌnɪz.əm/

chauvinism

Meaning
Excessive or prejudiced support for one's own cause, group, or gender, often with contempt for others.
Example
The company's culture was criticized for promoting male chauvinism.
C2 adjective /ˈkoʊltɪʃ/

coltish

Meaning
Playful, energetic, and not fully mature or disciplined.
Example
The coltish boy ran around the field without a care.
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.
C2 verb /kɔːk/

calk

Meaning
To make a boat or ship watertight by filling seams or cracks.
Example
The workers calked the seams of the old boat to prevent leaks.
B2 noun /kəmˈplaɪ.əns/

compliance

Meaning
The practice of conforming to rules, regulations, or laws; obedience to orders or instructions.
Example
Schools expect compliance with their rules and policies.
B1 noun /ˌkjʊr.iˈɑs.ɪ.ti/

Curiosity

Meaning
a strong desire to know or learn something; an unusual or interesting object or fact
Example
Her curiosity about different cultures led her to travel around the world.
B2 noun /krɪˈeɪtə/

creator

Meaning
a person who brings something into existence
Example
He is the creator of many successful startups.
B1 noun /kənˌfɜːˈmeɪʃən/

confirmation

Meaning
the action of confirming something or the state of being confirmed
Example
She received a confirmation email for her appointment.
C1 noun /ˈkæləs/

callus

Meaning
A thickened and hardened part of the skin or soft tissue, especially in an area subjected to friction.
Example
A callus formed on his palm from using tools every day.
B2 verb /ˈkeɪtər/

cater

Meaning
To provide food, drinks, or services, usually for an event or group.
Example
The company catered the wedding reception.
C1 noun /ˈkɜːr.i liːvz/

Curry Leaves

Meaning
aromatic leaves from the curry tree used in South Asian cooking
Example
Fresh curry leaves add authentic flavor to Indian dishes.
B2 adjective /kənˈvɜːrtəbl/

convertible

Meaning
able to be changed into a different form or use; also a car with a roof that can be folded down
Example
She drove her new convertible along the coastal road.
C1 adjective /ˈkɔː.zəl/

causal

Meaning
relating to or acting as a cause
Example
There is a causal link between smoking and cancer.
B2 verb /kənˈstrʌkt/

construct

Meaning
to build or form something by putting parts together
Example
They plan to construct a new bridge over the river.
A1 verb /kɔːst/

cost

Meaning
to have a price of; to require payment; to cause loss
Example
This book will cost twenty dollars.
B1 adjective /ˈtʃɪli/

chilly

Meaning
uncomfortably or unpleasantly cold
Example
It was a chilly morning in December.
C1 verb /kraʊtʃ/

crouch

Meaning
to bend your knees and lower your body close to the ground
Example
The cat crouched before leaping at its prey.
B1 noun /ˈkɑːr.pən.tər/

Carpenter

Meaning
a person who makes and repairs wooden objects and structures
Example
The carpenter built a beautiful wooden cabinet for the kitchen.
B2 verb /kənˈveɪ/

convey

Meaning
To communicate or make known; to transport or carry from one place to another.
Example
The teacher conveys the lesson clearly to students.
C1 noun /kəˈluːʒən/

collusion

Meaning
A secret agreement or cooperation, especially for an illegal or dishonest purpose.
Example
There was evidence of collusion between the officials and the contractors.