concentration
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B1 noun ˌkɒnsənˈtreɪʃən

concentration

Meaning
The action or power of focusing one's attention or mental effort on a particular object or activity
Example
Concentration is key to mastering any skill.
C1 adjective /kənˈteɪ.dʒəs/

Contagious

Meaning
likely to spread to and affect others; infectious
Example
Her laughter is contagious and makes everyone smile.
C1 adjective /kənˈtɪɡ.ju.əs/

contiguous

Meaning
sharing a common border; touching
Example
The two continguous houses shared a wall.
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.
C1 verb ˌsɝː.kəmˈvent

circumvent

Meaning
To cleverly avoid or find a way around obstacles or rules.
Example
He tried to circumvent the security system.
C2 noun /ˈkʌvən/

coven

Meaning
a group or gathering of witches
Example
The witches met secretly in a coven in the forest.
C1 noun /ˈkælkjʊləs/

calculus

Meaning
A branch of mathematics concerned with rates of change and accumulation; also a hard mineral deposit in the body such as on teeth.
Example
Calculus is essential for advanced studies in physics and engineering.
B2 noun ˌkʌl.tɪˈveɪ.ʃən

cultivation

Meaning
The practice of preparing and using land for crops or gardening; the action of improving or developing something.
Example
The cultivation of organic crops has increased worldwide.
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.
B1 noun kəˈmjuːnɪti ˈprəʊɡræmz

Community Programs

Meaning
Organized activities involving local groups to promote environmental conservation.
Example
Community programs raise awareness about butterfly conservation.
C2 adjective /kɔːrˈpɔːriəl/

corporeal

Meaning
relating to the physical body; material or tangible
Example
Ghosts are often described as having no corporeal form.
B2 adjective /ˌkɒmplɪˈmɛntəri/

complementary

Meaning
combining in such a way as to enhance or emphasize the qualities of each other
Example
The two partners have complementary skills.
B1 noun, adjective /ˈkrɪmɪnəl/

criminal

Meaning
A person who has committed a crime; relating to crime
Example
The police arrested a dangerous criminal last night.
B1 noun /ˈkaʊn.səl/

council

Meaning
an assembly of people chosen or elected to make decisions or advise on matters
Example
The city council voted to improve public transportation.
B2 adjective /kəmˈpoʊzd/

composed

Meaning
calm and in control of oneself; made up of or formed from
Example
He remained composed even under pressure.
B2 verb /kəmˈpɛl/

compel

Meaning
To force or drive someone to do something.
Example
The law compels citizens to pay taxes.
B1 noun /kənˈsjuːmər/

consumer

Meaning
A person who buys and uses goods and services.
Example
The company focuses on understanding consumer needs.
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.
C2 verb /kəˈriːn/

careen

Meaning
To move swiftly and in an uncontrolled way, especially in a specific direction.
Example
The car careened down the slippery road.
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.
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.
C2 verb /ˌkɒmənˈdɪə/

commandeer

Meaning
To take control or possession of something, often by force or authority.
Example
The soldiers commandeered the villagers’ homes during the war.
C2 adjective /kəmˈbʌstɪbəl/

combustible

Meaning
Capable of catching fire and burning easily.
Example
Dry leaves are highly combustible.
A2 noun /ˈkænsər/

cancer

Meaning
A disease in which abnormal cells divide uncontrollably and destroy body tissue.
Example
Smoking is a leading cause of lung cancer.
B1 noun /kloʊðz ˈaɪərn/

Clothes iron

Meaning
An electric appliance used to remove wrinkles from clothes by applying heat and pressure
Example
I need to use the clothes iron to make my shirt look neat for the meeting.
C1 noun /krɪˈden.ʃəl/

credential

Meaning
a qualification, achievement, or aspect of a person's background used to indicate suitability for something
Example
She presented her credentials before starting the new job.
C1 noun /ˈkɑːrtɪlɪdʒ/

cartilage

Meaning
A firm, flexible connective tissue found in various parts of the body such as joints, ear, and nose.
Example
The doctor explained that the injury damaged the cartilage in his knee.
C1 adjective /ˈkɒɡ.nɪ.zənt/

cognizant

Meaning
Having knowledge or being aware of something.
Example
He was cognizant of the risks before starting the project.
C1 noun /ˈkɑːrdəməm/

Cardamom

Meaning
aromatic seeds from a plant in the ginger family, used as a spice
Example
The recipe calls for a pinch of ground cardamom.
C2 verb /ˈkʌzən/

cozen

Meaning
to deceive, cheat, or trick someone
Example
He cozened the old man out of his money.
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 adjective /ˈkæloʊ/

callow

Meaning
Inexperienced and immature.
Example
The callow intern made several mistakes on his first day.
C1 adjective /ˈkrɛdɪtəbl/

creditable

Meaning
Deserving praise or acknowledgment, though not necessarily outstanding.
Example
She made a creditable effort in completing the project on time.
C2 verb /kənˈtɔːrt/

contort

Meaning
to twist or bend out of the normal shape
Example
She contorted her face in pain after the injury.
B2 noun /ˈʃeɪndʒ ˈmænɪdʒmənt/

change management

Meaning
The discipline that guides how we prepare, equip and support individuals, teams and organizations in making organizational change.
Example
Change management ensures smooth transitions.
C1 verb /kəˈleɪt/

collate

Meaning
to collect, arrange, and combine in order
Example
The secretary collated the reports before the meeting.
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 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.
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.
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.
C1 noun /kæʃ/

cache

Meaning
A hidden storage of items or a high-speed memory in computing.
Example
The hikers found a cache of supplies hidden under the rocks.
C2 adjective /kəˈrɛlətɪv/

correlative

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

clapper

Meaning
The free-swinging metal piece inside a bell that strikes it to produce sound.
Example
The clapper inside the bell was broken.
A2 noun /kæp/

Cap

Meaning
a head covering with a visor; a protective covering
Example
He wore a baseball cap to protect himself from the sun.
C2 noun/verb /ˈkʌdʒ.əl/

cudgel

Meaning
A short, thick stick used as a weapon; to beat with a cudgel.
Example
The guard used a cudgel to chase away the thief.
A1 noun /ˈkʌl.ər/

Colour

Meaning
the property possessed by an object of producing different sensations on the eye as a result of the way it reflects light; hue, tint, shade
Example
What is your favorite colour for painting the bedroom walls?
C2 noun /ˈkɒn.tɪ.nəns/

continence

Meaning
self-restraint, especially regarding bodily functions or desires
Example
He practiced continence to maintain focus on his studies.
B2 adjective + noun kriˈeɪtɪv ɪɡˈzɪbɪts

creative exhibits

Meaning
Artistic displays or presentations that show originality and imagination.
Example
The creative exhibits highlighted recycling possibilities.
B1 verb /kənˈtrɪbjuːt/

contribute

Meaning
to give something, especially money, time, or effort, to help achieve or provide something
Example
Everyone contributed money to buy a farewell gift for the teacher.
C2 verb /ˈtʃeɪfɪŋ/

chafing

Meaning
To make sore by rubbing; to become irritated.
Example
The rough shoes were chafing his heels.
C1 noun /kəmˈprɛʃn̩/

compression

Meaning
The act of pressing or squeezing something into a smaller space.
Example
File compression helps reduce storage requirements.
C2 noun /ˈkrɪptəɡræm/

cryptogram

Meaning
a text written in code or cipher
Example
The detective solved the cryptogram hidden in the letter.
B2 noun ক্লাইম্যাটিক কন্ডিশন্স

climatic conditions

Meaning
The atmospheric or weather patterns of a particular region.
Example
Specific climatic conditions are required for snowfall.
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.
C2 adjective /ˈkɒs.ɪ.tɪd/

cosseted

Meaning
pampered, treated with excessive care and attention
Example
The cosseted child always got what he wanted.
B1 verb /kəˈmɪt/

commit

Meaning
To carry out or perpetrate an act; to pledge or bind to a course of action.
Example
He committed a serious mistake in the report.
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.
A1 noun /ˈkʌl.ər/

color

Meaning
The property possessed by an object of producing different sensations on the eye as a result of the way it reflects or emits light.
Example
Blue is her favorite color.
C1 noun sɪˈmɛntɪd ɡreɪv

cemented grave

Meaning
A grave that is constructed with cement for permanence.
Example
The cemented grave of the martyrs was seen near the river.
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 /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.
C2 verb /koʊˈhɪr/

cohere

Meaning
To stick together; to be united logically or physically.
Example
The ideas in his essay cohere well.
B1 noun ˈkɒn.sɪ.kwəns

consequence

Meaning
A result or effect of an action or condition.
Example
Every action has a consequence.
B2 adjective /ˈtʃaɪld.laɪk/

Childlike

Meaning
innocent and trusting like a child; having the good qualities of a child; pure and simple
Example
She maintained a childlike wonder about the world around her.
B2 noun /ˈkʌlprɪt/

culprit

Meaning
a person who is responsible for a crime or misdeed
Example
The police caught the culprit behind the robbery.
C1 noun /kəˈloʊkwiəˌlɪzəm/

colloquialism

Meaning
a word or phrase used in informal speech or writing
Example
The novel is full of regional colloquialisms.
C1 adjective/verb /ˈkɒn.sə.mət/

consummate

Meaning
To complete or perfect something with great skill
Example
He is a consummate artist with years of experience.
C2 noun /ˈkeɪ.nə.naɪt/

canaanite

Meaning
a member of a people who lived in the ancient land of Canaan in the Middle East
Example
The Canaanites were known for their advanced trade networks.
B2 adjective /kəmˈpærətɪv/

Comparative

Meaning
involving comparison between two or more things; relative
Example
The study showed comparative results between different teaching methods.
B2 adjective /kənˈtɛntɪd/

contented

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

centripetal

Meaning
Moving or directed toward a center.
Example
Centripetal force keeps the planets in orbit around the sun.
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.
A2 noun /koʊt/

Coat

Meaning
an outer garment worn over other clothes for warmth or protection
Example
He put on his winter coat before going outside.
A1 noun /kəmˈpjuːtə(r)/

computer

Meaning
an electronic device for storing and processing data
Example
I bought a new computer for my office work.
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.
C2 adjective /kənˈtraɪt/

contrite

Meaning
feeling or showing remorse or guilt
Example
She was contrite after realizing her mistake.
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.
A2 noun /ˈkloʊðɪŋ/

clothing

Meaning
items worn to cover the body; apparel collectively
Example
Warm clothing is essential in winter.
C2 noun /kɒŋk/

Conch

Meaning
a large sea shell that can be used as a horn; the marine mollusk that lives in such a shell
Example
The fisherman blew the conch shell to signal the end of the day.
B1 noun /ˈsɪtɪzənʃɪp/

citizenship

Meaning
the status of being a recognized member of a state or country, with rights and duties
Example
He applied for American citizenship after living there for ten years.
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.
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.
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.
B1 noun /ˈsɪt.ɪ.zənz/

citizens

Meaning
A legally recognized subject or national of a state or commonwealth.
Example
Citizens must follow pollution regulations.
C1 noun /ˈklaɪəntɛl/

clientele

Meaning
The clients or customers of a professional person or business.
Example
The salon's clientele includes many high-profile individuals.
A2 noun /ˈkɑr.pɪt/

Carpet

Meaning
a floor covering made from thick woven fabric
Example
The Persian carpet in the living room was a family heirloom.
C1 noun /ˌkɔr.diˈæl.ɪ.ti/

Cordiality

Meaning
sincere affection and kindness; warm and friendly behavior
Example
The host's cordiality made all the guests feel welcome and comfortable.
C1 adjective /ˌkɒnvəˈlɛsnt/

convalescent

Meaning
recovering from an illness or medical treatment
Example
The hospital has a special ward for convalescent patients.
B2 noun /ˌkɑn.trəˈdɪk.ʃən/

Contradiction

Meaning
a combination of statements, ideas, or features which are opposed to one another; inconsistency
Example
There was a clear contradiction between his words and his actions.
A2 noun/verb /kənˈsɜːrn/

concern

Meaning
to relate to or affect; a matter of worry or interest
Example
Environmental issues concern all of us.
C1 adjective /klænˈdɛstaɪn/

clandestine

Meaning
kept secret or done secretly, especially for illicit purposes
Example
They held a clandestine meeting late at night.
C1 noun ˌsɛn.trə.laɪˈzeɪ.ʃən

centralization

Meaning
The concentration of control and decision-making power in a central authority.
Example
Excessive centralization can slow down decision-making.
B2 noun /ˈtʃæpəl/

chapel

Meaning
A small church or a room used for Christian worship, often within a larger building.
Example
The couple got married in a small countryside chapel.
B2 verb /ˈkɑːŋkər/

conquer

Meaning
to overcome and take control of; to defeat in war; to master or overcome
Example
The army managed to conquer the enemy territory.
C2 verb /ˌkaʊntərˈmænd/

countermand

Meaning
to revoke or cancel an order or command
Example
The general countermanded the previous orders immediately.
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.
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 /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.
B2 noun /ˈkɒmɜːs/

commerce

Meaning
the activity of buying and selling goods and services
Example
International commerce has expanded significantly in recent years.
A1 verb /tʃuːz/

choose

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

collide

Meaning
Hit with force when moving; come into conflict or opposition.
Example
The two cars collided at the intersection.
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 verb /kɜːrb/

curb

Meaning
to restrain, control, or limit something
Example
The government took steps to curb inflation.
C2 noun /kaɪˈmɪərə/

chimera

Meaning
A mythical creature with parts from different animals; also used to mean a fanciful illusion or unattainable dream.
Example
The idea of a perfect society is often a chimera.
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 /ˌkʌl.pəˈbɪl.ɪ.ti/

culpability

Meaning
responsibility for a fault or wrong; blameworthiness
Example
The jury considered his level of culpability in the crime.
B2 verb /kənˈsiːd/

concede

Meaning
to admit something is true or valid, often reluctantly
Example
She finally conceded that she was wrong.
C2 adjective /ˈkoʊltɪʃ/

coltish

Meaning
Playful, energetic, and not fully mature or disciplined.
Example
The coltish boy ran around the field without a care.
B2 noun /kənˈstɪtʃ.u.ənts/

constituents

Meaning
Components or elements used to create something.
Example
Proteins and vitamins are essential constituents of a healthy diet.
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.
C2 noun/verb /ˈkætˌkɔːl/

catcall

Meaning
A loud whistle or shout of disapproval or sexual harassment directed at someone.
Example
The actress ignored the catcalls from the crowd.
A1 noun /tʃaɪld/

child

Meaning
a young human being below the age of puberty or below the legal age of majority
Example
The child played happily in the park.
C1 noun kəˈmɑːnd ɪˈkɒn.ə.mi

command economy

Meaning
An economic system where economic activities are controlled by the government.
Example
In a command economy, the government controls production and prices.
C1 adjective /kəˈrəʊsɪv/

corrosive

Meaning
tending to cause corrosion; harmful or destructive to materials or people
Example
The chemical is highly corrosive and should be handled with care.
B2 noun /kraɪˈtɪəriə/

criteria

Meaning
Standards or principles by which something is judged or decided.
Example
The candidates were evaluated based on strict criteria.
B1 noun /ˈkɔːrɪdɔːr/

corridor

Meaning
a long passage in a building from which doors lead into rooms
Example
The students waited quietly in the corridor.
A2 noun ˌkɒmpəˈtɪʃən

competition

Meaning
The activity or condition of competing; rivalry for supremacy.
Example
Competition grew between language groups.
B1 noun /kəʊˌɒp.ərˈeɪ.ʃən/

cooperation

Meaning
The process of working together to the same end.
Example
Cooperation ensures effective problem-solving.
C1 adjective /ˈkɔː.stɪk/

caustic

Meaning
able to burn or corrode by chemical action; severely sarcastic
Example
Her caustic remarks hurt his feelings.