opaque
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C1 adjective əʊˈpeɪk

opaque

Meaning
Not able to be seen through; not transparent; difficult to understand.
Example
The glass was too opaque to see through.
C1 adjective /ɪnˈvæljʊəbl/

invaluable

Meaning
Extremely useful or indispensable.
Example
Her advice proved invaluable to my success.
B1 verb /əˈdɒpt/

adopt

Meaning
To take something as your own, such as a child, idea, or method.
Example
They decided to adopt a child from the orphanage.
B1 noun /tɔːrˈtiːə/

tortilla

Meaning
A thin round flatbread made from corn or wheat, common in Mexican cuisine.
Example
She wrapped the vegetables in a warm tortilla.
B2 noun /rɪˈsɛs/

recess

Meaning
A short break from work or school; also a small space set back in a wall.
Example
The children played outside during recess.
C2 adjective /ɪnˈvɛtərət/

inveterate

Meaning
having a long-established habit, activity, or interest that is unlikely to change
Example
He is an inveterate reader who spends hours in the library every day.
C2 verb /rɪˈsɪnd/

rescind

Meaning
to revoke, cancel, or repeal a law, order, or agreement
Example
The company decided to rescind the job offer.
C1 adjective /ˈɡæl.ənt/

gallant

Meaning
Brave, heroic, or chivalrous.
Example
The gallant firefighter saved the child from the burning building.
C2 noun /ˈɡæŋ.ɡriːn/

gangrene

Meaning
The death of body tissue due to lack of blood supply or infection.
Example
If untreated, the wound may lead to gangrene.
B1 adjective /ɑːrmd/

armed

Meaning
equipped with or carrying weapons
Example
The bank was robbed by armed men.
B2 noun /ˈtʃɪk piː/

Chick pea

Meaning
round beige legume; protein-rich pulse used in various dishes
Example
Soak the chick peas overnight before cooking them for better digestion.
B2 adverb /ˈnɔɪzɪli/

Noisily

Meaning
in a way that makes a lot of noise; loudly
Example
The children were playing noisily in the playground.
B1 adjective /eɪdʒd/

aged

Meaning
having lived for a specified number of years; old
Example
The aged man sat in the park, watching the children play.
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.
C1 noun /ˈækwɪˌdʌkt/

aqueduct

Meaning
a structure built to carry water over long distances
Example
The Romans built aqueducts to supply water to their cities.
B2 adjective /ˌdʒiːəˈɡræfɪkəl/

geographical

Meaning
relating to geography; connected with the physical features, location, or characteristics of the Earth or a particular area
Example
The country’s geographical position makes it an important trading hub.
C1 noun /ˌræʃəˈnæl/

rationale

Meaning
the underlying reason or explanation for something
Example
The rationale behind his decision was clearly explained.
B1 adjective /ˈwɜːrldwaɪd/

worldwide

Meaning
extending or reaching throughout the whole world
Example
The company has achieved worldwide recognition for its products.
B2 verb /pɪntʃ/

pinch

Meaning
to squeeze tightly between the fingers; to take a small amount
Example
She pinched a bit of salt into the soup.
C1 noun /ˈrɛvərəns/

reverence

Meaning
deep respect for someone or something
Example
The students showed reverence to their teacher.
C1 noun /ˈvɜː.tɪ.kəl ˈfɑː.mɪŋ/

vertical farming

Meaning
The practice of growing crops in vertically stacked layers, often incorporating controlled-environment agriculture.
Example
Vertical farming ensures maximum space utilization in urban areas.
B2 noun /ˈpɛbl/

pebble

Meaning
a small smooth stone found on beaches or rivers
Example
He threw a pebble into the pond and watched the ripples.
C2 adjective /ˈɛstɪməbl/

estimable

Meaning
Worthy of great respect.
Example
Her estimable achievements inspired the whole community.
A1 adjective, noun, adverb, verb (past tense of leave) /lɛft/

left

Meaning
on or towards the side of the body that is to the west when facing north
Example
He turned left at the intersection.
C2 verb /ɪnˈsaɪfər/

encipher

Meaning
to convert a message into code or cipher
Example
The agent enciphered the secret message before sending it.
C1 adjective /ˌʌnsəˈfɪstɪˌkeɪtɪd/

unsophisticated

Meaning
Lacking worldly experience, refinement, or complexity.
Example
The villagers led an unsophisticated but happy life.
C2 noun /ˌbɪbliəʊˈmeɪniə/

bibliomania

Meaning
An extreme obsession with collecting or possessing books.
Example
His bibliomania led him to fill every room with books.
C1 noun /ˌprɑːfɪˈtɪr/

profiteer

Meaning
a person who makes excessive profits, especially unfairly or illegally
Example
The government punished war profiteers.
A1 pronoun /hɪm/

him

Meaning
Used to refer to a male person or animal already mentioned.
Example
I saw him at the park yesterday.
B1 verb /breɪk/

brake

Meaning
to slow down or stop a vehicle by applying a brake
Example
He braked suddenly to avoid hitting the dog.
A2 adjective /ˈfɔːrən/ or /ˈfɑːrən/

foreign

Meaning
Belonging to or coming from another country.
Example
She loves studying foreign languages.
C2 adjective ˌlæb.əˈrɪn.θaɪn

labyrinthine

Meaning
Like a labyrinth; complicated and confusing; having many interconnected paths or passages.
Example
The old city streets were labyrinthine.
C2 adjective /sɪˈnɜːrdʒɪk/

synergic

Meaning
Working together in a cooperative and effective manner.
Example
The two departments have a synergic relationship that boosts productivity.
C1 adjective /ˌɪnkənˈsɪdərət/

inconsiderate

Meaning
Thoughtless; showing a lack of concern for others.
Example
It was inconsiderate of him to play loud music late at night.
C2 adjective /ˈlaɪðsəm/

lithesome

Meaning
gracefully flexible and supple
Example
Her lithesome figure allowed her to move like a ballerina.
C1 adjective /ˌsɛlf ɪˈfeɪsɪŋ/

self-effacing

Meaning
not drawing attention to oneself; modest
Example
Despite his success, he remained self-effacing and humble.
C2 noun /ˈklaʊdˌbɜːrst/

cloudburst

Meaning
a sudden and very heavy rainfall
Example
The picnic was ruined by a sudden cloudburst.
C2 noun /ɪnˈsaɪzər/

incisor

Meaning
a narrow-edged tooth at the front of the mouth, adapted for cutting
Example
The dentist noted that his upper left incisor was chipped.
A2 adverb /ˈkwaɪ.ət.li/

Quietly

Meaning
without making much noise; silently; in a calm manner
Example
She spoke quietly so she wouldn't wake the baby.
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.
C1 adjective /trænsˈfɜːrəbəl/

Transferable

Meaning
able to be moved from one place to another; able to be given to someone else
Example
The skills you learn here are transferable to other jobs.
C1 noun /əbˈzɜːrvətɔːri/

observatory

Meaning
A building equipped for observing astronomical or meteorological events.
Example
The observatory is open to the public on weekends.
C2 noun /ˈfjʊr.ʌŋ.kəl/

Furuncle

Meaning
a painful pus-filled bump under the skin caused by infected, inflamed hair follicles
Example
The doctor prescribed antibiotics to treat the painful furuncle on his neck.
C1 noun ˈdaɪ.nə.sti

dynasty

Meaning
A line of hereditary rulers of a country; a succession of people from the same family who play a prominent role in business, politics, or another field.
Example
The Ming dynasty ruled China for centuries.
B2 noun /əˈfens/

Offence

Meaning
a breach of law or rule; an annoyance or resentment
Example
Stealing is a serious offence punishable by law.
C1 noun /hʌl/

hull

Meaning
The outer covering of a seed or fruit; also the main body of a ship.
Example
The sailors inspected the ship’s hull for any damage.
B1 noun /ˈfʌŋkʃən/

function

Meaning
An activity or purpose natural to or intended for a person or thing.
Example
The main function of the heart is to pump blood.
A2 noun /kənˈtrəʊl/

control

Meaning
The power to influence or direct people's behavior or the course of events.
Example
Proper control measures are necessary.
B2 verb /əˈvɜːrt/

avert

Meaning
to prevent something bad from happening or to turn away one's eyes or thoughts
Example
Quick action helped avert a disaster.
B2 noun /ədˈmɪnɪstreɪtər/

administrator

Meaning
a person responsible for running or managing an organization or system
Example
The school administrator implemented new policies for students.
C1 adjective /ˈdeɪnti/

dainty

Meaning
Delicately small, pretty, and often considered elegant.
Example
She wore a dainty necklace made of pearls.
C2 noun /sɪˈmɪlɪtjuːd/

Similitude

Meaning
the quality or state of being similar; resemblance
Example
The similitude between the two paintings suggested they were by the same artist.
C2 noun /ˈlɪniəmənt/

lineament

Meaning
A distinctive feature or characteristic, especially of the face.
Example
Her delicate lineaments revealed her noble birth.
A2 noun /ˈtɒpɪk/

topic

Meaning
a subject of conversation, discussion, or writing
Example
The topic of the meeting was company expansion.
A2 noun /hɛn/

Hen

Meaning
female chicken
Example
The hen laid fresh eggs in the nest.
B2 adjective /ˈɛθnɪk/

ethnic

Meaning
relating to a population subgroup with a common national or cultural tradition
Example
The festival celebrated the city's diverse ethnic communities.
B2 verb ˈjuːnɪfaɪ

unify

Meaning
To make or become united, uniform, or whole; to bring together into a single unit.
Example
Adolescents unify with peers for social acceptance.
B2 noun /ˈpæd.i/

Paddy

Meaning
rice in its natural state before processing; a field where rice is grown
Example
The farmers worked hard in the paddy fields during harvest season.
A2 noun /ˈæk.sɪ.dənt/

accident

Meaning
An unfortunate incident that happens unexpectedly and unintentionally.
Example
Safety measures aim to prevent accidents.
C1 noun /ˌtɛstɪˈməʊnɪəlz/

testimonials

Meaning
Written or spoken statements of praise or recommendation from clients or customers.
Example
Positive testimonials can enhance a company's reputation.
C2 adjective /koʊˈtɜːr.mɪ.nəs/

coterminous

Meaning
having the same boundaries or extent in space, time, or meaning
Example
The two jurisdictions are coterminous, sharing the same borders.
C2 noun /proʊˈsiː.ni.əm/

proscenium

Meaning
the part of a theater stage in front of the curtain; the arch framing the stage
Example
The actors bowed at the proscenium before leaving the stage.
C1 adjective /ʌnˈmaɪndfəl/

Unmindful

Meaning
not paying attention; careless; heedless
Example
She was unmindful of the danger around her.
C2 noun /ˌpɜːrspɪˈkjuːəti/

perspicuity

Meaning
Clarity and ease in speech or writing; the quality of being clearly expressed.
Example
The perspicuity of his lecture made it easy for students to understand complex topics.
C1 noun /ˈhaɪndsaɪt/

hindsight

Meaning
Understanding of a situation only after it has happened.
Example
With the benefit of hindsight, we realized the decision was a mistake.
C1 noun/verb /rɪˈproʊtʃ/

reproach

Meaning
An expression of disapproval or disappointment; to criticize someone for doing wrong.
Example
She reproached him for arriving late to the meeting.
B1 verb /ʃɪft/

shift

Meaning
To move or change from one place, position, or situation to another.
Example
She had to shift her focus to the new project.
B1 noun /ˈmɛtəl/

metal

Meaning
A solid material that is typically hard, shiny, malleable, fusible, and conductive, such as iron, gold, or aluminum.
Example
The ring was made of precious metal.
C1 noun /ˈrʌp.tʃər/

Rupture

Meaning
breaking or bursting apart; breakdown of relations
Example
The rupture in the pipeline caused a massive oil spill.
C1 adjective /rɪˈkʌr.ənt/

Recurrent

Meaning
happening repeatedly; occurring again and again; periodic;
Example
She has been suffering from recurrent headaches for months.
C1 noun /ˈsɑːri/

Saree

Meaning
a garment consisting of a length of cotton or silk elaborately draped around the body, traditionally worn by women from South Asia
Example
She looked elegant in her red silk saree at the festival.
B2 adjective /ˈɪn.tɪ.mət/

Intimate

Meaning
close in friendship; private and personal; detailed knowledge
Example
They have an intimate friendship that has lasted for decades.
C2 noun /brɔːn/

brawn

Meaning
physical strength in contrast to intelligence
Example
He used his brawn to lift the heavy box.
C1 adjective /ˈlækˌlʌstər/

lackluster

Meaning
Lacking in vitality, force, or conviction; uninspired or uninspiring.
Example
The lackluster performance disappointed the audience.
C1 noun /ˈstɪklər/

stickler

Meaning
a person who insists on a certain quality or standard of behavior
Example
He is a stickler for punctuality and never tolerates delays.
C1 noun ˈrez.ɪ.djuː

residue

Meaning
A small amount of something that remains after the main part has gone or been removed.
Example
Soap residue affects appliance efficiency.
B1 adjective /ˈhɑːrmfəl/

Harmful

Meaning
causing or likely to cause harm; damaging
Example
Smoking is harmful to your health.
C1 noun /dɪˌnɒmɪˈneɪʃən/

denomination

Meaning
a recognized autonomous branch of the Christian Church; a unit of value or currency
Example
The church belongs to a Protestant denomination.
A2 adjective /ˈkʌmɪŋ/

coming

Meaning
approaching or happening soon
Example
We are preparing for the coming festival.
B2 noun ˈbɛriəl saɪt

burial site

Meaning
A place where a dead body is buried.
Example
The burial site of the martyrs was near the riverbank.
C2 verb /ˈdʒɪb.ər/

gibber

Meaning
To speak rapidly and unintelligibly, typically through fear or shock.
Example
The frightened man began to gibber when he saw the ghost.
B2 adjective/noun ˌdem.əˈɡræf.ɪk

demographic

Meaning
Relating to the structure of populations; statistical data relating to the population and particular groups within it.
Example
The company analyzes demographic trends before launching a product.
B1 adverb /ɪˈfɛktɪvli/

effectively

Meaning
in a way that produces the desired result; efficiently and successfully
Example
The team worked together effectively to finish the project on time.
B2 verb /ˈbætər/

batter

Meaning
To strike repeatedly with force.
Example
The waves battered the shoreline all night.
C2 noun /ˈbreɪziər/

Brazier

Meaning
a worker in brass; a portable container for burning charcoal or coal
Example
The brazier crafted beautiful brass ornaments.
C1 noun /ˈnaɪt.hʊd/

knighthood

Meaning
The rank or dignity of a knight, or the ceremony of conferring knighthood.
Example
He was honored with knighthood for his contributions to science.
C2 adjective /ˌmɛrəˈtrɪʃəs/

meretricious

Meaning
apparently attractive but having no real value or integrity.
Example
The design was flashy but meretricious.
C2 noun /ˈɡɪbən/

gibbon

Meaning
a small to medium-sized tailless ape with long arms, native to the forests of Southeast Asia
Example
The gibbon swung gracefully through the trees using its long arms.
C2 noun /ˌpɛrəɡrɪˈneɪʃən/

peregrination

Meaning
A long journey or wandering, especially on foot.
Example
Their peregrination across Asia lasted two years.
C2 noun /ˈlʊŋ.gi/

Lungi

Meaning
a traditional garment worn around the waist in South Asia
Example
He wore a comfortable lungi while relaxing at home.
C1 verb /ˈslækən/

slacken

Meaning
to make or become less tight, less active, or slower
Example
The driver slackened his speed as he approached the village.
A2 adjective /ˈtʃɪə.fəl/

Cheerful

Meaning
happy and optimistic; full of joy and good spirits; bright and lively
Example
She has a cheerful personality that brightens everyone's day.
C2 adjective /əˈmɔːrfəs/

amorphous

Meaning
Lacking a clear shape or form; without a defined structure.
Example
The plan remained amorphous and lacked concrete details.
C1 adjective /kənˈdjuː.sɪv/

conducive

Meaning
Making a certain situation or outcome likely or possible; contributing to or helping to bring about.
Example
A quiet environment is conducive to studying.
B2 noun, verb /ˈplɑːstər/

plaster

Meaning
a soft mixture applied to walls or used to cover wounds; or to cover or coat with plaster
Example
The workers plastered the walls to make them smooth.
B1 verb /dɪˈleɪ/

delay

Meaning
to make something happen later than planned
Example
The flight was delayed due to bad weather.
B1 noun /ˈʃed.juːl/

Schedule

Meaning
a plan that lists things or events and the times when they will happen; timetable
Example
Please check your schedule before confirming the meeting time.
B1 noun /əˈtendəns/

Attendance

Meaning
the action or state of going regularly to or being present at a place or event
Example
The teacher takes attendance at the beginning of each class.
C1 adverb /ˈiːstwədz/

Eastwards

Meaning
towards the east; in an eastern direction
Example
The river flows eastwards into the ocean.
A2 noun /səˈluː.ʃən/

Solution

Meaning
an answer to a problem; a liquid mixture
Example
We need to find a solution to this problem.
B2 noun

Loop

C1 noun /ˈloʊ.kəst/

Locust

Meaning
a large insect that flies in groups and eats crops
Example
The locusts destroyed the entire wheat field.
C1 noun ˌprɒf.ɪ.təˈbɪl.ɪ.ti

profitability

Meaning
The degree to which a business or activity yields profit or financial gain.
Example
Increasing sales and reducing costs boosted profitability.
B2 adjective /ˈwɜːrθləs/

Worthless

Meaning
having no value; useless
Example
The old computer became worthless after the new software updates.
B2 noun /ɪmˈbærəsmənt/

embarrassment

Meaning
a feeling of self-consciousness, shame, or awkwardness
Example
Her face turned red with embarrassment after the mistake.
B2 noun /ˈmʌs.tərd/

Mustard

Meaning
A pungent seed or condiment made from ground mustard seeds
Example
She added mustard seeds to the curry for extra flavor.
C2 adjective /ˈhaɪndmoʊst/

hindmost

Meaning
Farthest back; last in position.
Example
The hindmost car in the convoy broke down first.
B2 verb /ɪnˈdeɪndʒər/

endanger

Meaning
To put someone or something at risk or in danger.
Example
Cutting down forests can endanger many species of animals.
C2 adjective /ˌseɪpiˈɛnʃəl/

sapiential

Meaning
Relating to wisdom or knowledge, often in a religious or philosophical sense.
Example
The monk shared sapiential teachings with his students.
C2 adverb /əˈmʌk/

amok

Meaning
Behaving uncontrollably and disruptively.
Example
The angry mob ran amok after the verdict was announced.
C1 noun /ˈfrek.əl/

Freckle

Meaning
a small brownish spot on the skin, often becoming more pronounced through exposure to the sun
Example
Her face was covered with cute freckles that appeared every summer.
C1 verb /kənˈtɛkstʃuəlaɪz/

contextualize

Meaning
to place something in a context or interpret it in relation to its surroundings
Example
The teacher contextualized the historical event to make it more relevant for students.
A1 noun /tɛn/

ten

Meaning
the number following nine and preceding eleven
Example
I have ten apples in the basket.
C1 noun /əˌsaɪˈniː/

assignee

Meaning
a person to whom a right or property is legally transferred
Example
The assignee of the contract is responsible for all future obligations.
A2 noun /dʒiːnz/

jeans

Meaning
pants made of denim fabric, often blue, worn as casual clothing
Example
He bought a new pair of blue jeans yesterday.
C1 adjective /ʌnˈkleɪmd/

Unclaimed

Meaning
not claimed by anyone; not demanded or requested; abandoned or ownerless
Example
The unclaimed luggage was stored in the airport's lost property department.
B1 noun /ˈswɛtʃɜːrt/

sweatshirt

Meaning
A casual, long-sleeved pullover garment, typically made of cotton or fleece, worn for warmth or comfort.
Example
He wore a grey sweatshirt while jogging in the park.
C1 noun /ɪˈmiːdiəsi/

immediacy

Meaning
The quality of bringing one into direct and instant involvement with something, giving rise to a sense of urgency or excitement.
Example
The immediacy of digital communication has reshaped business operations.
B2 verb /straɪv/

strive

Meaning
To make great efforts to achieve or obtain something.
Example
She strives to be the best student in her class.
B2 noun /dʌv/

Dove

Meaning
a small, gentle bird with soft cooing sounds, often white and symbolizing peace
Example
The white dove flew peacefully across the blue sky.
C2 verb /ænˈtɪpəθaɪz/

antipathize

Meaning
to feel or express a strong dislike or aversion toward something or someone
Example
He seemed to antipathize with the new management's approach.