contaminate
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B2 verb /kənˈtæmɪneɪt/

contaminate

Meaning
To make something impure, dirty, or harmful by contact with a poisonous or polluting substance.
Example
The river was contaminated by industrial waste.
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.
B2 adjective /ˈkæθəlɪk/

catholic

Meaning
Including a wide variety; all-embracing; relating to the Roman Catholic Church.
Example
She has catholic tastes in music, enjoying everything from jazz to opera.
B2 noun /ˈsɛmɪˌtɛri/

cemetery

Meaning
a place where dead people are buried
Example
The old cemetery is located at the edge of the village.
B2 noun, verb /kɜːrs/

curse

Meaning
a solemn wish that harm or misfortune should befall someone; a rude or offensive word or phrase; to utter offensive words or wish harm upon someone
Example
He cursed loudly when he realized he had lost his wallet.
B2 noun /ˈkænjən/

canyon

Meaning
A deep gorge, typically one with a river flowing through it.
Example
The Colorado River carved the Grand Canyon over millions of years.
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.
B2 noun /ˈklaɪ.mæks/

Climax

Meaning
the most intense, exciting, or important point of something; the highest or most intense point in a process
Example
The movie reached its climax during the final battle scene.
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.
B2 noun /kəˈdɛt/

cadet

Meaning
A young trainee in the armed forces, police, or other organization.
Example
The cadet marched proudly in the parade.
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.
B2 adverb /ˈkɒnsɪkwəntli/

consequently

Meaning
as a result; therefore
Example
He didn’t study, and consequently he failed the exam.
B2 noun ˈkærɪktər dɪˈvɛləpmənt

character development

Meaning
The process of creating a believable character in fiction by giving the character depth and personality.
Example
The character development of Sydney Carton is profound.
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 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 /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 verb /kəˈrɛspɒnd/

correspond

Meaning
to communicate by exchanging letters or messages
Example
I correspond regularly with my old friends.
B2 noun /ˌsɜː.kjʊˈleɪ.ʃən/

circulation

Meaning
The movement of blood through the body, or the movement of any fluid through a closed system.
Example
Proper circulation ensures that oxygen and nutrients reach every cell.
B2 noun /ˈkɒm.pɒ.stɪŋ/

composting

Meaning
The process of recycling organic waste into fertile fertilizer.
Example
Composting reduces waste and enhances soil fertility.
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.
B2 adjective /kræmpt/

cramped

Meaning
uncomfortably small or restricted
Example
The room was so cramped that we could barely move.
B2 noun ˌkɒn.ekˈtɪv.ɪ.ti

connectivity

Meaning
The state of being connected or interconnected; the capacity for the interconnection of platforms, systems, and applications.
Example
Improved connectivity boosts economic development.
B2 adjective /kəmˈpækt/

Compact

Meaning
closely and neatly packed together; small and efficiently designed
Example
She bought a compact car that fits easily in small parking spaces.
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 adverb /kənˈvɜːrsli/

conversely

Meaning
in an opposite or contrary manner
Example
He is rich, conversely, his brother struggles financially.
B2 noun /ˌkrɛd.ɪˈbɪl.ɪ.ti/

credibility

Meaning
The quality of being trusted and believed in; trustworthiness.
Example
His credibility as a leader remains unquestioned.
B2 verb /ˈkæt.ɪ.ɡə.raɪzd/

categorized

Meaning
Placed in a particular class or group.
Example
The city was categorized as highly polluted.
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 adjective /kənˈsɜːvətɪv/

conservative

Meaning
Favoring traditional views and values; resistant to change.
Example
He has conservative views on family and society.
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 adjective kənˈven.ʃən.əl

conventional

Meaning
Based on or in accordance with what is generally done or believed; traditional, standard, customary.
Example
Many farmers still use conventional farming methods.
B2 noun /kɔːrd/

chord

Meaning
A group of musical notes played or sung together; also a straight line segment joining two points on a curve.
Example
She strummed a simple chord on the guitar.
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.
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.
B2 noun /kəˈmiː.li.ən/

Chameleon

Meaning
a lizard that can change color to match its surroundings
Example
The chameleon changed its color from green to brown.
B2 adjective /kənˈdɪʃ.ən.əl/

Conditional

Meaning
dependent on certain conditions; not absolute
Example
The job offer is conditional upon passing the background check.
B2 noun /ˌkɒn.tɪˈnjuː.ɪ.ti/

continuity

Meaning
the state of being continuous or connected; consistency over time
Example
Maintaining continuity in leadership is essential for organizational stability.
B2 adjective /keɪˈɒtɪk/

Chaotic

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

compel

Meaning
To force or drive someone to do something.
Example
The law compels citizens to pay taxes.
B2 noun /kəmˈpliːʃən/

completion

Meaning
the action or process of finishing something
Example
The completion of the project will take another few weeks.
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.
B2 noun /ˈsɜːrkɪt/

circuit

Meaning
A roughly circular line, route, or movement that starts and ends at the same place; also an electrical pathway.
Example
The runners completed the circuit around the park.
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.
B2 noun /ˈkɑːmpaʊnd/

compound

Meaning
a thing that is composed of two or more separate elements; an enclosed area with buildings
Example
The scientist studied the chemical compound in the lab.
B2 noun /kəmˈplɛksɪti/

complexity

Meaning
The state of being complex; intricacy.
Example
The complexity of the problem required a team of experts.
B2 noun /ˈklaɪ.mət əˌdæp.teɪ.ʃən/

climate adaptation

Meaning
The process of adjusting to current or expected climate change and its effects.
Example
Climate adaptation ensures resilience to change.
B2 noun /koʊl/

coal

Meaning
a black or dark brown rock used as fuel, formed from decomposed plant matter
Example
The factory still uses coal as its main source of energy.
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.
B2 noun /kənˈspɪrəsi/

conspiracy

Meaning
A secret plan by a group to do something unlawful or harmful.
Example
The police uncovered a conspiracy to overthrow the government.
B2 noun /krɪˈeɪtə/

creator

Meaning
a person who brings something into existence
Example
He is the creator of many successful startups.
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 adjective /ˈkʌltʃəd/

cultured

Meaning
characterized by refined taste, manners, and education
Example
She is a cultured woman who loves art and literature.
B2 verb /ˈkɒm.plɪ.keɪt/

complicate

Meaning
To make something more difficult or confusing.
Example
The new rules will only complicate the process.
B2 adjective /ˈtʃiːzi/

cheesy

Meaning
tacky, overly sentimental, or cheap in quality
Example
The movie was funny but a bit too cheesy.
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.
B2 adverb /kənˈsɪdərəbli/

Considerably

Meaning
to a notably large degree; significantly; substantially
Example
The price has increased considerably over the past year.
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.
B2 noun /ˈkeɪ.ɒs/

Chaos

Meaning
complete disorder and confusion; a state of total confusion with no order
Example
The earthquake caused chaos in the city as buildings collapsed and people panicked.
B2 adjective ˈkʌtɪŋ ˌɛdʒ

cutting-edge

Meaning
The most advanced or innovative; at the forefront of development.
Example
This company develops cutting-edge technology.
B2 verb /ˈklærɪfaɪ/

clarify

Meaning
to make clear; to explain more clearly
Example
The teacher clarifies the difficult concept.
B2 noun /ˌkovuːɪɡˈzɪs.təns/

Co-existence

Meaning
the state of existing together at the same time or in the same place; peaceful cohabitation
Example
The peaceful co-existence of different cultures makes this city unique.
B2 noun /kəmˈpɑːrt.mənt/

Compartment

Meaning
a separate section or division of a larger space, especially in a train
Example
We found seats in the first-class compartment.
B2 noun ˌkɒn.stɪˈtjuː.ʃən

constitution

Meaning
A body of fundamental principles or established precedents according to which a state is governed.
Example
Constitutional reforms ensure equity.
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.
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 adjective ˌkæt.əˈstrɑː.fɪk

catastrophic

Meaning
Involving or causing sudden great damage or suffering.
Example
Climate change has catastrophic consequences.
B2 noun /kwɪˈziːn/

cuisine

Meaning
A style or method of cooking, especially characteristic of a particular country or region.
Example
Italian cuisine is famous all over the world.
B2 noun /ˈkɒpɪraɪt/

copyright

Meaning
the legal right of the creator of a work to control its use and distribution
Example
She holds the copyright for the book.
B2 noun /ˈkæs.ər.oʊl bɑːks/

Casserole box

Meaning
a covered dish used for cooking and serving food, especially baked dishes
Example
The casserole box kept the food warm during the dinner party.
B2 adjective /ˈkjuːbən/

cuban

Meaning
relating to Cuba, its people, or its culture
Example
We enjoyed delicious Cuban coffee at the café.
B2 verb /kənˈsiːl/

conceal

Meaning
to hide something or keep it secret
Example
He tried to conceal his disappointment behind a smile.
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.
B2 adjective /ˈkrɒnɪk/

chronic

Meaning
Lasting for a long time or constantly recurring, often describing illness.
Example
She suffers from chronic back pain.
B2 adjective /ˈtʃeɪn.dʒə.bəl/

Changeable

Meaning
able to be changed; likely to change frequently
Example
The weather is very changeable in spring.
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 verb /kənˈfɔːrm/

conform

Meaning
To comply with rules, standards, or laws.
Example
Students must conform to the school regulations.
B2 verb /kəˈmɛnd/

commend

Meaning
to praise formally or officially
Example
The teacher commended the students for their hard work.
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.
B2 noun /ˌkoʊəˈlɪʃən/

coalition

Meaning
a temporary alliance of distinct parties, persons, or states for joint action
Example
Several parties formed a coalition to pass the new law.
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.
B2 adjective /ˈkɑːmjənl/

communal

Meaning
Shared by all members of a community; for common use.
Example
The villagers worked together in the communal garden.
B2 adjective /kəmˈpæʃənət/

Compassionate

Meaning
feeling or showing sympathy and concern for others who are suffering
Example
The compassionate nurse took extra time to comfort the worried patients.
B2 adjective /ˈklɪn.ɪ.kəl/

clinical

Meaning
Related to the observation and treatment of patients rather than theoretical study.
Example
The doctor conducted a clinical examination.
B2 adjective kənˈsaɪs

concise

Meaning
Brief and clearly expressed without unnecessary details.
Example
A concise speech is more impactful than a long one.
B2 adjective /ˈkɒmɪkəl/

comical

Meaning
Funny in a strange or silly way; amusing.
Example
His comical expressions made everyone laugh.
B2 noun /kənˈsʌmp.ʃən/

Consumption

Meaning
The using up of a resource or the amount of a product consumed by consumers.
Example
High energy consumption leads to increased electricity bills.
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.
B2 adverb /ˈklɒkwaɪz/

Clockwise

Meaning
in the direction that clock hands move; in a circular direction from left to right
Example
Turn the valve clockwise to tighten it.
B2 noun /ˈkænvəs/

canvas

Meaning
A strong, coarse cloth used for tents, sails, or painting.
Example
The artist prepared a canvas for his new painting.
B2 adjective /ˈtʃær.ɪ.tə.bəl/

Charitable

Meaning
generous in giving to those in need; showing kindness
Example
She is known for her charitable work in the community.
B2 adjective /kəʊˈɒpərətɪv/

cooperative

Meaning
willing to work or act together with others for a common purpose
Example
She was very cooperative during the interview process.
B2 noun /kroʊ/

Crow

Meaning
a large black bird known for its intelligence and harsh call
Example
The crow cawed loudly from the tree branch.
B2 noun /kənˈkʌʃən/

concussion

Meaning
A temporary unconsciousness or shock caused by a blow to the head.
Example
He suffered a concussion after falling from the bike.
B2 verb /kənˈstreɪn/

constrain

Meaning
to limit or restrict someone or something; to force or compel
Example
The new regulations constrain businesses from polluting the environment.
B2 noun /kənˌfɪɡəˈreɪʃən/

configuration

Meaning
an arrangement of parts or elements in a particular form or structure
Example
The configuration of the system needs to be adjusted for better performance.
B2 noun /ˈkʊriər/

courier

Meaning
a person or company that delivers messages, packages, or mail
Example
The courier delivered the documents on time.
B2 noun ˈkɛmɪkəl weɪst

chemical waste

Meaning
Waste material from industrial or laboratory processes that contains harmful chemicals.
Example
Chemical waste pollutes water bodies.
B2 noun /ˈkɒnsənənt/

consonant

Meaning
A speech sound produced by blocking air flow, or a letter representing such a sound.
Example
The word 'cat' has two consonants and one vowel.
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.
B2 adjective /kənˈtɛmpərɛri/

contemporary

Meaning
belonging to the same time period; modern
Example
She enjoys contemporary art exhibitions.
B2 verb /kreɪv/

crave

Meaning
to have a strong desire for something
Example
She craves adventure and often travels to remote places.
B2 noun /ˈkruː.əl.ti/

Cruelty

Meaning
behavior that causes pain or suffering to others; the quality of being cruel
Example
The documentary exposed the cruelty of factory farming to animals.
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.
B2 adjective /ˈkɒmp(ə)rəbl/

comparable

Meaning
Able to be likened to something else in size, amount, or quality.
Example
The two products are comparable in quality but differ in price.
B2 preposition /kənˈsɜːnɪŋ/

concerning

Meaning
about or relating to something; causing worry or anxiety
Example
There are some reports concerning the new project.
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.
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.
B2 verb /ˈkeɪtər/

cater

Meaning
To provide food, drinks, or services, usually for an event or group.
Example
The company catered the wedding reception.
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.
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.
B2 verb /kənˈsiːd/

concede

Meaning
to admit something is true or valid, often reluctantly
Example
She finally conceded that she was wrong.
B2 verb /kəmˈpaɪl/

compile

Meaning
to collect information or material and put it together in a list, report, or book
Example
She compiled the research data into a detailed report.
B2 verb /ˈkɑːmpənseɪt/

compensate

Meaning
to give something to make up for loss or damage; to counterbalance
Example
The company will compensate employees for overtime work.
B2 verb /kənˈfɜːr/

confer

Meaning
to discuss something important or to grant or bestow something
Example
The committee will confer to decide on the new policy.
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.
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 ˈsɜːrkjələr ɪˈkɒnəmi

circular economy

Meaning
An economic system aimed at eliminating waste and the continual use of resources through reuse, sharing, repair, refurbishment, remanufacturing and recycling.
Example
Adopting a circular economy can reduce waste.
B2 adjective /ˈkælkjuleɪtɪd/

calculated

Meaning
Done with full awareness of the consequences; deliberate or carefully planned.
Example
Her calculated move gave her an advantage over her competitors.
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 noun/verb /krɪˈtiːk/

critique

Meaning
A detailed analysis and assessment of something, especially a literary, philosophical, or political theory; to evaluate critically.
Example
The professor asked the students to critique each other's essays.
B2 verb /kənˈsɜːrv/

conserve

Meaning
to protect something from harm or destruction; to use resources carefully to avoid waste
Example
We must conserve water during the dry season.