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B1 noun /kənˈstrʌk.ʃən/

construction

Meaning
The building of something, typically a large structure.
Example
Construction dust significantly contributes to pollution.
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.
B1 noun /kəmˈpleɪnt/

complaint

Meaning
a statement that something is wrong or not satisfactory
Example
The manager received a complaint from a customer about poor service.
B1 adjective /ˈkɒn.stənt/

Constant

Meaning
occurring continuously over a period of time; unchanging; steady
Example
The machine runs at a constant speed.
B1 adjective ˈkruː.ʃəl

crucial

Meaning
Decisive or critical, especially in the success or failure of something.
Example
Fault-tolerance is crucial for reliability.
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.
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.
B1 adjective ˈkɒmplɛks

complex

Meaning
Having many interrelated parts or factors; complicated.
Example
The relationship between poverty and education is complex.
B1 verb /kənˈvɜːrt/

convert

Meaning
to change from one form to another; to transform
Example
We can convert this room into an office.
B1 noun /ˈkɒləm/

column

Meaning
A vertical structure that supports a building; also a section of text arranged vertically in a newspaper or table.
Example
The ancient temple had tall marble columns.
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.
B1 adjective /ˈkriːmi/

creamy

Meaning
having a smooth, rich texture like cream
Example
She poured a creamy sauce over the pasta.
B1 noun /kəmˈpænjən/

companion

Meaning
a person or animal you spend time with or travel with
Example
He was my companion during the long journey.
B1 verb /kəmˈpiːt/

compete

Meaning
to try to win or be more successful than others in a contest or activity
Example
Several companies compete for dominance in the market.
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.
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.
B1 verb /kənˈtɪnjuɪŋ/

continuing

Meaning
to keep doing something without stopping
Example
They are continuing their journey despite the rain.
B1 adjective /ˈkɒmplɪˌkeɪtɪd/

complicated

Meaning
consisting of many interconnected parts; difficult to understand
Example
The instructions for the machine are too complicated to follow.
B1 adjective /ˈtʃaɪl.dɪʃ/

Childish

Meaning
immature and silly; behaving in a way that is typical of a child but inappropriate for an adult
Example
His childish behavior during the meeting was quite embarrassing.
B1 noun /ˈkɒtɪdʒ/

cottage

Meaning
a small simple house, typically in the countryside
Example
They spent their vacation in a cozy cottage by the lake.
B1 adverb /ˈtʃɪəfəli/

cheerfully

Meaning
in a happy and positive manner; with visible good spirits
Example
She greeted everyone cheerfully despite the long day.
B1 noun /ˈsɛrəˌmoʊni/

ceremony

Meaning
A formal event or occasion, often with rituals and traditions.
Example
The graduation ceremony was held in the university hall.
B1 noun /kruː/

crew

Meaning
A group of people working together, especially on a ship, aircraft, or project.
Example
The ship's crew worked tirelessly during the storm.
B1 noun /ˈkærɪdʒ/

carriage

Meaning
a vehicle, typically a four-wheeled one, used for transporting goods or people, especially in the past
Example
The royal family traveled in a beautiful carriage during parades.
B1 noun /ˈsiːlɪŋ/

ceiling

Meaning
the upper interior surface of a room
Example
The ceiling of the hall was painted beautifully.
B1 noun /kənˈsjuːmər/

consumer

Meaning
A person who buys and uses goods and services.
Example
The company focuses on understanding consumer needs.
B1 noun /tʃɑːrt/

chart

Meaning
a sheet of information in the form of a table, graph, or diagram
Example
The teacher used a chart to explain the statistics.
B1 noun kəˈmjuːnɪti ˈprəʊɡræmz

Community Programs

Meaning
Organized activities involving local groups to promote environmental conservation.
Example
Community programs raise awareness about butterfly conservation.
B1 noun ˈtʃeə.pɜː.sən

chairperson

Meaning
A person who is in charge of a meeting or organization; the presiding officer of a committee, board, or organization.
Example
The chairperson ensures procedural integrity.
B1 noun /tʃest/

Chest

Meaning
the front surface of a person's or animal's body between the neck and abdomen; a large strong box
Example
The doctor listened to his chest with a stethoscope.
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.
B1 verb /kræk/

crack

Meaning
To break or cause to break without complete separation; to make a sharp sound.
Example
The glass cracked when it was dropped on the floor.
B1 verb /ˈkælkjəˌleɪt/

calculate

Meaning
to determine by mathematical computation; to estimate
Example
I need to calculate the total cost.
B1 noun /ˈkɒkˌteɪl/

cocktail

Meaning
a mixed drink typically containing alcohol and other ingredients.
Example
She ordered a cocktail at the bar.
B1 adjective /kənˈvɪnst/

convinced

Meaning
completely certain or sure about something
Example
She was convinced that he was telling the truth.
B1 verb /kəˈmjuː.nɪ.keɪt/

communicate

Meaning
to share or exchange information, ideas, or feelings
Example
They used gestures to communicate across the noisy room.
B1 verb /kəˈmænd/

command

Meaning
to give an order authoritatively; to control or direct
Example
The general commanded the soldiers to move forward.
B1 adjective, noun /ˈkɔːrpərət/

corporate

Meaning
relating to a corporation or large company; united as a single body
Example
Corporate social responsibility is important for modern businesses.
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.
B1 noun /ˈkʊkər/

cooker

Meaning
a device or appliance used for cooking food; a person or thing that cooks
Example
The rice cooker makes cooking meals much easier.
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.
B1 noun kəˈmɪt.mənts

commitments

Meaning
Formal pledges or promises to do something, especially in terms of obligations or agreements.
Example
Global commitments to renewable energy are increasing.
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.
B1 noun/verb /koʊd/

code

Meaning
a system of words, letters, or symbols used to represent information or instructions
Example
He wrote a code to solve the problem on the computer.
B1 noun ˈkɒn.sɪ.kwəns

consequence

Meaning
A result or effect of an action or condition.
Example
Every action has a consequence.
B1 noun ˈkɒnsept

concept

Meaning
An abstract idea or general notion
Example
The concept of chasing two rabbits teaches focus.
B1 verb /kənˈvɪns/

convince

Meaning
to make someone believe or feel certain about something
Example
She convinced him to attend the meeting.
B1 noun /ˌkɒn.trɪˈbjuː.ʃən/

contribution

Meaning
A gift or payment to a common fund or collection.
Example
His contribution to the project was vital.
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.
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.
B1 adjective /ˈkɒn.fɪ.dənt/

Confident

Meaning
self-assured; certain; having belief in one's abilities
Example
She felt confident about her performance in the exam.
B1 adverb /ˈkɒnstəntli/

Constantly

Meaning
continuously over a period of time; always; without stopping
Example
The baby was constantly crying throughout the night.
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 verb /klæp/

clap

Meaning
To strike the palms of the hands together, usually to express approval or create a sharp sound.
Example
The audience began to clap loudly after the performance.
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.
B1 noun /ˈtʃæptər/

chapter

Meaning
A main division of a book or a period in someone's life.
Example
I just finished the first chapter of the novel.
B1 noun /kənˈvɛnʃən/

convention

Meaning
a widely accepted way of behaving or doing something; a formal meeting
Example
The annual writers' convention was held in Dhaka.
B1 noun /ˈtʃɪl.i ˈpaʊ.dər/

Chilli Powder

Meaning
a spice made from ground dried chili peppers, used to add heat and flavor to food
Example
Add two teaspoons of chilli powder to make the dish spicier.
B1 noun /kɑːrt/

Cart

Meaning
a wheeled vehicle for carrying goods; a shopping cart
Example
The farmer loaded hay onto his cart.
B1 noun /ˈtʃæn.əl/

Channel

Meaning
a television or radio station; a passage for water or other liquids; a means of communication
Example
The news channel provided live coverage of the important event.
B1 noun /kənˈteɪ.nər/

container

Meaning
A receptacle or box used for storage or transportation.
Example
Containers are essential for logistics.
B1 adjective /kənˈsɪdərəbl/

considerable

Meaning
large in amount, size, or importance
Example
The project required a considerable amount of time and money.
B1 adjective /ˈtʃɪli/

chilly

Meaning
uncomfortably or unpleasantly cold
Example
It was a chilly morning in December.
B1 verb /ˈkæri aʊt/

carry out

Meaning
to perform or complete a task; to execute a plan
Example
The team carries out the project successfully.
B1 verb /kruːz/

cruise

Meaning
to travel smoothly at a moderate speed, especially for pleasure
Example
They decided to cruise along the coast during their vacation.
B1 adverb /ˈkeərləsli/

carelessly

Meaning
without care or attention; in a negligent or reckless manner
Example
He carelessly left the door unlocked.
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.
B1 noun ˈkʌrənsi

currency

Meaning
A system of money in general use in a particular country; the fact or quality of being generally accepted or in use.
Example
Dual currency systems were proposed.
B1 adjective /ˈklæsɪk/

classic

Meaning
Judged over a period of time to be of the highest quality and outstanding of its kind.
Example
That movie is a classic example of 90s comedy.
B1 verb kleɪmz

claims

Meaning
To take someone's life, to cause death
Example
Workplace pollution claims thousands of lives annually.
B1 verb /kənˈsʌlt/

consult

Meaning
To seek advice or information from someone with expertise.
Example
You should consult a doctor before starting the treatment.
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.
B1 noun /ˈtʃɛərmən/

chairman

Meaning
the leader or head of a meeting, committee, or organization
Example
The chairman opened the meeting with a short speech.
B1 noun /ˈklaɪənt/

client

Meaning
A person or organization using the services of a professional or company.
Example
The lawyer met with her client to discuss the case.
B1 adjective ˈkrɪtɪkəl

critical

Meaning
Extremely important; at a point of crisis or urgency.
Example
Addressing critical issues in education is imperative.
B1 noun /koʊm/

Comb

Meaning
a toothed device for arranging or cleaning the hair
Example
She used a comb to style her hair before the party.
B1 noun /ˌkænsəˈleɪʃən/

cancellation

Meaning
the act of stopping something that was planned or scheduled; the act of nullifying or invalidating something
Example
The airline announced the cancellation of several flights due to bad weather.
B1 noun, verb /ˈkrɛdɪt/

credit

Meaning
As a noun: the ability to obtain goods or services before payment; recognition for an achievement. As a verb: to publicly acknowledge someone's contribution.
Example
She received credit for her contribution to the project.
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.
B1 adjective /kriˈeɪtɪv/

creative

Meaning
Having the ability to produce new and original ideas or things.
Example
She is very creative in her writing.
B1 verb /kæst/

cast

Meaning
to throw; to choose actors for a play; to shape metal
Example
The fisherman casts his line into the water.
B1 noun /səˈlɛbrɪti/

celebrity

Meaning
a famous person, especially in entertainment or sports
Example
The celebrity was surrounded by fans at the airport.
B1 noun /keɪv/

Cave

Meaning
a large underground chamber in a hill or cliff; a hollow space in rock
Example
The explorers discovered ancient paintings on the cave walls.
B1 noun /ˈkɜːr.ənt/

Current

Meaning
a body of water or air moving in a definite direction; present time
Example
The river current was too strong for swimming.
B1 verb /ˈkæptʃər/

capture

Meaning
to take control of something or someone by force
Example
The soldiers managed to capture the enemy base.
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 noun /ˈsɜːr.kəmˌsˌtæn.sɪz/

Circumstances

Meaning
the conditions that affect a situation, action, or event; facts or conditions connected with or relevant to an event
Example
Under normal circumstances, she would have arrived by now.
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.
B1 noun ˌkriː.eɪˈtɪv.ɪ.ti

creativity

Meaning
The ability to use imagination to produce original ideas or to make something new or imaginative.
Example
His creativity was evident in his artwork.
B1 noun /ˈkɒstjuːm/

costume

Meaning
a set of clothes worn to represent a particular character, culture, or occasion
Example
She wore a beautiful costume for the Halloween party.
B1 adjective /ˈkɜːrli/

curly

Meaning
having curls or waves; shaped with bends or coils
Example
She has naturally curly hair.
B1 noun /kənˌɡrætʃəˈleɪʃən/

congratulation

Meaning
an expression of praise or joy for someone’s achievement or good fortune
Example
She sent a congratulation to her friend on winning the award.
B1 adjective /kəmˈbaɪnd/

combined

Meaning
formed by bringing together separate parts or elements
Example
The combined effort of the team led to success.
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 adjective /kəˈmɪtɪd/

committed

Meaning
Dedicated and loyal to a cause, activity, or relationship.
Example
She is a committed teacher who cares deeply for her students.
B1 verb /kənˈkluːd/

conclude

Meaning
to bring to an end; to decide or determine after consideration
Example
We will conclude the meeting at five o'clock.
B1 noun ˈklaɪ.mət tʃeɪndʒ

climate change

Meaning
A change in global or regional climate patterns, attributed largely to the increased levels of atmospheric carbon dioxide produced by the use of fossil fuels.
Example
Climate change is causing more natural disasters.
B1 noun, verb /ˈkɒndʌkt/ (noun), /kənˈdʌkt/ (verb)

conduct

Meaning
to organize or carry out; or a person's behavior
Example
The teacher conducted the exam fairly.
B1 noun /ˈkæmpəs/

campus

Meaning
The grounds and buildings of a university, college, or school.
Example
The university campus is filled with students during the fall semester.
B1 noun kəˈpæs.ə.ti

capacity

Meaning
The maximum amount that something can contain or produce; the ability or power to do or understand something.
Example
The cable has the capacity to handle vast data traffic.
B1 noun /ˈsɜːrkəmstæns/

circumstance

Meaning
a fact or condition connected with an event or action
Example
She handled the difficult circumstances bravely.
B1 verb /kleɪm/

claim

Meaning
to assert ownership; to state as fact
Example
He claims to be the rightful owner.
B1 noun /ˈtʃæmpiən/

champion

Meaning
a person who has defeated all rivals in a competition or fight.
Example
She became the champion after winning the final match.
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.
B1 noun /kræb/

Crab

Meaning
a crustacean with a broad carapace, stalked eyes, and five pairs of legs, the first pair of which are modified as pincers
Example
The crab scuttled sideways across the sand.
B1 verb /koʊˈɑːpəreɪt/

cooperate

Meaning
to work together; to collaborate
Example
The teams cooperate to achieve their common goals.
B1 noun/adjective /ˌkærəktəˈrɪstɪk/

characteristic

Meaning
A distinguishing quality or feature of a person, place, or thing.
Example
Kindness is a characteristic of true leadership.
B1 noun /kənˈfjuː.ʒən/

Confusion

Meaning
lack of understanding; uncertainty; the state of being bewildered or unclear in one's mind
Example
There was confusion about the meeting time, so half the team arrived late.
B1 noun /ˈkætəɡɔːri/

category

Meaning
a class or division of things regarded as having particular shared characteristics
Example
Books are arranged by category in the library.
B1 noun /ˈkæləri/

calorie

Meaning
A unit of energy, often used to measure the energy content of food and drink.
Example
She checks the calorie count before eating any packaged food.
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 /kəˈrɛkʃən/

correction

Meaning
the action or process of correcting something
Example
The teacher made a correction to the student's essay.
B1 verb /kəmˈbaɪn/

combine

Meaning
To bring two or more things together to form a single unit.
Example
They decided to combine their resources for the project.
B1 noun ˈtʃæt.dʒiː.piː.tiː

ChatGPT

Meaning
A language-based artificial intelligence model designed for conversational interactions.
Example
ChatGPT helps users generate human-like text efficiently.
B1 adjective /ˈkæʒ.u.əl/

Casual

Meaning
relaxed and unconcerned; happening by chance; informal
Example
He wore casual clothes to the party.
B1 noun /sərˈtɪfɪkət/

certificate

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

coastal

Meaning
relating to or near a coast or shoreline
Example
They built a resort in a coastal area.
B1 noun /kæˈʃɪər/

Cashier

Meaning
a person who handles payments and transactions in a store or bank
Example
The cashier scanned all the items and calculated the total bill.
B1 noun /ˈker.ləs.nəs/

Carelessness

Meaning
failure to give sufficient attention to avoiding harm or errors
Example
His carelessness with money led to serious financial problems.
B1 noun /kəˌmjunɪˈkeɪʃən/

communication

Meaning
The act or process of using words, sounds, signs, or behaviors to express or exchange information or to express your ideas, thoughts, feelings, etc.
Example
Effective communication is crucial for any successful project.