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C1 noun /noʊˈteɪʃən/

notation

Meaning
A system of symbols or signs used to represent information, especially in mathematics or music.
Example
The teacher explained the notation used in the algebra equations.
B2 noun /ˌref.jʊˈdʒiː/

Refugee

Meaning
a person who has been forced to leave their country in order to escape war, persecution, or natural disaster
Example
The refugee camp provided temporary shelter for thousands of displaced families.
B2 noun ɪˈmɪʃ.ən

emission

Meaning
The release or discharge of gases, particles, or other substances into the environment.
Example
Car manufacturers are reducing carbon emissions.
B2 adjective /əˈnɒn.ɪ.məs/

Anonymous

Meaning
having an unknown name or identity; nameless
Example
The author published the book under an anonymous pseudonym.
B2 noun /əˈtɒm.ɪk ˈhæb.ɪts/

atomic habits

Meaning
Small but powerful habits that can bring big changes over time
Example
Developing atomic habits leads to long-term success.
C1 noun /ˈprɒvənəns/

provenance

Meaning
The origin or source of something.
Example
The museum verified the provenance of the ancient manuscript.
B2 noun /əˌbriːviˈeɪʃən/

abbreviation

Meaning
a shortened form of a word or phrase
Example
NASA is an abbreviation for National Aeronautics and Space Administration.
B1 noun ˈfæmɪli triː

Family Tree

Meaning
A diagram showing the relationships between people in several generations of a family.
Example
Creating a family tree helps understand family history.
A2 verb /ɪnˈkri:s/

increase

Meaning
to become or make something larger in amount, number, or degree
Example
The company plans to increase its production this year.
C1 noun /mɔːrˈfɑːlədʒi/

morphology

Meaning
the study of the form and structure of things, especially in language and biology
Example
Morphology studies the structure of words and how they are formed.
B1 noun sɪˈkjʊə.rɪ.ti

security

Meaning
The state of being free from danger, threat, or loss.
Example
Food security is essential for human survival.
B1 adjective /rɪˈtaɪərd/

Retired

Meaning
having left one's job and ceased to work; withdrawn from activity
Example
My retired grandfather enjoys gardening in his free time.
B1 noun /ˌsaʊθˈiːst/

southeast

Meaning
the direction that is between south and east; a region in that direction
Example
The city is located in the southeast of the country.
B2 noun, verb /ˈhɑːrbər/

harbor

Meaning
noun: a place on the coast where ships may find shelter; verb: to keep (a thought or feeling, often negative) in one's mind
Example
He continued to harbor resentment towards his former boss.
C2 adjective /əˈstrɪndʒənt/

astringent

Meaning
sharp or severe in manner or style; also describes a substance that contracts skin or body tissues
Example
Her astringent tone silenced the noisy class.
C2 verb /ˈɒsɪfaɪ/

ossify

Meaning
to turn into bone or become rigid and inflexible
Example
With age, some tissues tend to ossify.
A2 noun /mæp/

map

Meaning
a drawing that shows the features of an area of land or sea
Example
He studied the map before starting his journey.
A2 verb /ˈpræktɪs/

practise

Meaning
to do something repeatedly to improve skill; to work in a profession
Example
She practises piano for two hours daily.
B1 noun /ˈvaɪtəmɪn/

vitamin

Meaning
a natural substance needed by the body to stay healthy
Example
Fruits and vegetables are rich sources of vitamins.
B2 adjective /ˈplɛʒərəbl/

pleasurable

Meaning
giving pleasure or enjoyment
Example
Reading a good book is a pleasurable activity.
C2 adjective /sɪˈbeɪʃəs/

sebaceous

Meaning
Relating to or secreting sebum, an oily substance from the skin.
Example
Acne is often caused by overactive sebaceous glands.
B1 verb /rɪˈflekt/

reflect

Meaning
to think deeply about; to mirror back light or image
Example
The mirror reflects her beautiful face.
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.
A1 verb, noun /mɪs/

miss

Meaning
to fail to hit, reach, or meet; to feel the absence of someone or something
Example
I really miss my family when I travel abroad.
B1 noun /mæsk/

Mask

Meaning
covering for the face or head; disguise or protection
Example
She wore a mask to protect herself from dust.
C2 adjective /ˈbrækɪʃ/

brackish

Meaning
Slightly salty, often describing water that is a mix of fresh and seawater.
Example
The river estuary contained brackish water.
B1 adjective /ədˈvænst/

advanced

Meaning
highly developed or complex
Example
He is studying an advanced level of mathematics.
C1 noun /ˈmɪd.waɪf/

midwife

Meaning
A person, typically a woman, trained to assist women during childbirth.
Example
The midwife stayed with the mother throughout her labor.
B1 adjective /ˈɡɔːr.dʒəs/

Gorgeous

Meaning
extremely beautiful; attractive; visually stunning
Example
The bride looked absolutely gorgeous.
C1 noun /ˈʃæpəroʊn/

chaperon

Meaning
An older person who accompanies and supervises young people in social situations.
Example
The teacher acted as a chaperon during the school dance.
C1 noun ˈsæŋktɪti

sanctity

Meaning
The state or quality of being holy, sacred, or saintly; ultimate importance.
Example
The sanctity of life should never be compromised.
C2 noun /frɒnd/

frond

Meaning
A large, divided leaf of a fern, palm, or similar plant.
Example
The fern's frond stretched gracefully over the garden path.
C1 noun /ˈæftərˌθɔːt/

afterthought

Meaning
Something added or considered later than originally planned.
Example
The gift seemed like an afterthought rather than a genuine gesture.
B2 noun /ɡrɪp/

Grip

Meaning
a firm hold or grasp; the power of holding something firmly; a handle or handhold
Example
The rock climber lost his grip and fell several feet before the safety rope caught him.
C1 adjective/verb /ˈwɒrəntɪd/

warranted

Meaning
Justified or authorized under the circumstances.
Example
Her anger was warranted after the unfair treatment.
C2 verb /ɪkˈspeɪʃiˌeɪt/

expatiate

Meaning
to speak or write at length or in detail
Example
The professor expatiated on the importance of critical thinking.
B2 noun /ˈprəʊsesə/

processor

Meaning
a machine or device that processes something, especially a computer's central processing unit (CPU)
Example
The new laptop has a faster processor.
B2 noun/verb /ˈsɜːveɪ/

survey

Meaning
noun: an examination or inspection; verb: to examine or measure (an area or subject)
Example
They conducted a survey to understand customer preferences.
C2 noun /ɪmˈpjuːɪsəns/

impuissance

Meaning
inability to take effective action; helplessness
Example
The government’s impuissance in the face of crisis frustrated the people.
C1 adjective ˈkɒn.və.luː.tɪd

convoluted

Meaning
Extremely complex and difficult to follow; twisted or intricate.
Example
His argument was so convoluted that no one understood it.
B2 noun /ˈdeɪ.tə briːtʃ/

data breach

Meaning
Unauthorized disclosure of sensitive information through security violation
Example
A data breach exposed millions of users' passwords.
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.
C2 noun /ˈskɔːrpiən fɪʃ/

Scorpion fish

Meaning
a type of fish with venomous spines that belongs to the family Scorpaenidae
Example
The scorpion fish has dangerous spines that can inject venom.
C1 adjective /ˈspɛktrəl/

spectral

Meaning
Relating to a ghost or specter; ghostly. Also relating to a spectrum.
Example
The old mansion had a spectral atmosphere at night.
C1 adjective /ˌɪndɪˈstɪŋkt/

indistinct

Meaning
Not clear or sharply defined; vague or blurred.
Example
The sound of voices was indistinct in the distance.
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.
C1 noun /ˈsɛmbləns/

Semblance

Meaning
the outward appearance or apparent form of something, especially when the reality is different
Example
There was only a semblance of order in the chaotic office.
C2 verb /ˌpriːɪɡˈzɪst/

preexist

Meaning
to exist beforehand or before something else
Example
These customs preexist the arrival of modern technology.
C1 noun /ˈnʌt.meg/

Nut meg

Meaning
a spice made from the seed of the fruit of an evergreen tree, used in cooking and baking
Example
The recipe called for a teaspoon of ground nutmeg to flavor the custard.
C2 noun /ˈflɪpənsi/

flippancy

Meaning
lack of seriousness; showing a disrespectful or trivial attitude
Example
His flippancy during the meeting offended his colleagues.
B1 verb /blɛs/

bless

Meaning
to give divine favor; to ask for God's favor
Example
The priest blessed the congregation.
B2 verb /ˈroʊ.teɪt/

rotate

Meaning
to turn around a central point or axis
Example
The Earth rotates on its axis once every 24 hours.
B2 noun /ˈaʊt.kʌm/

Outcome

Meaning
the result or consequence of an action or situation; the final product
Example
The outcome of the election surprised everyone.
B1 adjective /ˈmɑːrvələs/

marvelous

Meaning
Causing great wonder or delight; extraordinary.
Example
She gave a marvelous performance on stage.
B2 adjective /ɪmˈpɪəriəl/

imperial

Meaning
Relating to an empire or emperor; having supreme authority.
Example
The imperial palace was a symbol of the emperor's power.
A2 adverb /ˈæktʃuəli/

actually

Meaning
used to emphasize that something is true, especially when surprising
Example
She actually completed the project ahead of schedule.
B2 noun /ˈpɪk.səl/

pixel

Meaning
the smallest unit of a digital image or display
Example
The image is blurry because some pixels are missing.
C2 adjective /ˌævəˈrɪʃəs/

avaricious

Meaning
having or showing extreme greed for wealth or material gain
Example
The avaricious landlord increased the rent unfairly.
C1 noun /ˈɔr.ə.kəl/

Oracle

Meaning
a person regarded as a source of wise counsel; in ancient times, a priest or priestess acting as a medium
Example
The ancient Greeks consulted the oracle at Delphi.
C1 verb /ˈpruːfˌriːd/

proofread

Meaning
to read written material and mark any errors
Example
She proofread the report before submission.
C1 adjective /ʌnˈɒnəd/

unhonoured

Meaning
not respected or given the recognition that is deserved; treated without honor
Example
He felt unhonoured after his years of service were ignored.
B1 noun /ˈɑː.lɪv/

Olive

Meaning
a small oval fruit with a hard pit, typically green or black, used for eating or making oil
Example
Olive oil is considered one of the healthiest cooking oils available.
C2 noun /ˌmælˈoʊdər/

malodor

Meaning
An unpleasant smell; bad odor.
Example
The garbage bin gave off a terrible malodor.
B2 noun /ɡlɪmps/

Glimpse

Meaning
a momentary or partial view; a brief look or sight of something
Example
Through the window, I caught a glimpse of the beautiful garden behind the house.
B1 verb /məˈsɑːʒ/

massage

Meaning
to rub and press muscles to relieve pain or tension; to manipulate information
Example
The therapist will massage your back to reduce muscle tension.
C1 adjective /əˈblɪɡ.ə.tɔː.ri/

obligatory

Meaning
Required by a legal, moral, or other rule; compulsory.
Example
Wearing a seatbelt is obligatory in most countries.
C1 noun /ˈɪŋklɪŋ/

inkling

Meaning
A slight idea, hint, or suspicion about something.
Example
She had an inkling that he was planning a surprise.
C2 noun /kɒnˌtek.stʃu.ə.laɪˈzeɪ.ʃən/

contextualization

Meaning
The process of placing something in its proper context or setting to understand it better.
Example
Contextualization of historical events helps students understand them better.
C1 noun /ˈɡæm.ət/

gamut

Meaning
The complete range or scope of something.
Example
Her emotions ran the gamut from joy to sorrow in just a few minutes.
B2 noun ɪˈmɪʃ.ənz

emissions

Meaning
The production and discharge of something, especially gas, heat, light, or radiation.
Example
Carbon emissions are rising globally.
C2 noun /ˈbɛvi/

bevy

Meaning
A large group of people or things of a particular kind.
Example
A bevy of swans floated on the lake.
C1 adjective /dɪˈfʌŋkt/

defunct

Meaning
No longer existing, operating, or functioning.
Example
The company became defunct after the financial crisis.
B2 adjective ˌtek.nəˈlɒdʒ.ɪ.kəl

technological

Meaning
Relating to or involving technology, especially scientific technology.
Example
Technological advancements enable futuristic projects.
A1 noun /ˈlet.ər/

Letter

Meaning
a character representing one or more of the sounds used in speech; a written message, typically sent in an envelope
Example
She wrote a letter to her grandmother.
A2 noun /ˈmoʊ.tər ˌsaɪ.kəl/

Motor Cycle

Meaning
a two-wheeled vehicle powered by an engine
Example
He rides his motorcycle to work every day.
B1 noun ruːlz ənd ˌrɛɡjʊˈleɪʃənz

rules and regulations

Meaning
Official orders and laws that control how something is done.
Example
Rules and regulations alone cannot change attitudes.
C2 adjective /bruːsk/ or /brʌsk/

brusque

Meaning
abrupt or blunt in manner or speech, often seen as rude
Example
His brusque reply ended the conversation.
C1 noun /ˈreɪdiəns/

radiance

Meaning
the quality of shining with bright light; a glowing or beaming quality
Example
Her face was filled with radiance after hearing the good news.
C1 noun /ˈhɛksəˌɡɒn/

hexagon

Meaning
A six-sided polygon.
Example
A honeycomb cell is shaped like a hexagon.
B2 verb /ˈstɑːrtl/

startle

Meaning
To surprise or frighten someone suddenly.
Example
The loud noise startled the children.
B2 noun /ˌkɔːriˈændər/

Coriander

Meaning
aromatic herb with feathery leaves used for flavoring food; also refers to the seeds used as spice
Example
Fresh coriander leaves are sprinkled on top of the curry.
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.
C2 noun /ˌɪnəməˈrɑːtə/

inamorata

Meaning
A woman with whom someone is in love; a female lover.
Example
He wrote a poem dedicated to his inamorata.
A2 verb /riːtʃ/

reach

Meaning
to arrive at a destination; to extend one's arm to touch something
Example
We will reach the station in ten minutes.
C2 adjective /mæɡˈnæn.ɪ.məs/

magnanimous

Meaning
Very kind and generous, especially towards a rival or someone less powerful than oneself.
Example
His magnanimous nature made him respected by all.
C2 noun /ˈhɔːzər/

hawser

Meaning
A thick rope or cable used in mooring or towing a ship.
Example
The sailors secured the ship to the dock with a heavy hawser.
A1 adjective /ʃɔːrt/

Short

Meaning
having a small length, height, or duration; not long
Example
The meeting was very short, lasting only ten minutes.
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.
C1 adjective /hɜːrˈbɪv.ər.əs/

Herbivorous

Meaning
feeding on plants; plant-eating
Example
Cows are herbivorous animals that graze on grass.
C2 noun /ˈpruːdəri/

prudery

Meaning
the behavior or attitude of people who are too easily shocked or offended by sexual matters
Example
His prudery often made others uncomfortable during open discussions.
C2 verb /ˈdiːɪfaɪ/

deify

Meaning
to treat or worship someone or something as a god
Example
Some fans deify their favorite celebrities.
C1 adjective /ˌʌn.əˈdʌl.tə.reɪ.tɪd/

Unadulterated

Meaning
not mixed or diluted with any different or extra elements; pure
Example
She felt unadulterated joy when she heard the news.
C2 noun /ˌdɪsrɪˈpjuːt/

disrepute

Meaning
the state of being held in low esteem or having a bad reputation
Example
The scandal brought the politician into disrepute.
C1 noun /dɪˌlɪb.əˈreɪ.ʃənz/

deliberations

Meaning
Careful consideration and discussion before making decisions.
Example
Deliberations on sustainability continued for hours.
C2 noun /ˈel.ɪ.fənt ˈæp.əl/

Elephant Apple

Meaning
a tropical fruit with a hard shell and acidic flesh
Example
Elephant apple is used to make delicious jams and pickles.
A2 adverb /ˈbædli/

badly

Meaning
in a way that is not good; poorly or severely
Example
He performed badly in the exam.
C1 adverb /ˈhɑr.tɪ.li/

Heartily

Meaning
in a sincere and enthusiastic manner; wholeheartedly
Example
She heartily welcomed her guests to the party.
C2 verb /ˌɪnkəˈpæsɪteɪt/

incapacitate

Meaning
to deprive someone or something of the ability or strength to function
Example
The severe injury incapacitated the player for the rest of the season.
C1 verb /ˈsælvɪdʒ/

salvage

Meaning
To save something from loss, damage, or destruction.
Example
They managed to salvage some goods from the fire.
B2 adverb /ˈfɔ:rmoast/

Foremost

Meaning
most importantly; above all; in the first place
Example
First and foremost, we need to ensure safety.
B2 adjective /pəˈluː.tɪd/

polluted

Meaning
Contaminated with harmful or poisonous substances.
Example
Polluted air causes severe health problems.
B2 noun /ˈfɪks.tʃər/

fixture

Meaning
a permanent or fixed object, often in a house or building
Example
The bathroom fixture was installed yesterday.
A2 noun /ˈsoʊʃəl ˈmiːdiə/

social media

Meaning
Websites and applications that enable users to create and share content or to participate in social networking.
Example
Social media often causes delays.
C2 noun /ˌlɛksɪˈkɒɡrəfər/

lexicographer

Meaning
A person who compiles, writes, or edits dictionaries.
Example
The lexicographer spent years compiling the dictionary.
C1 noun /ˌæn.əˈnɪm.ə.ti/

anonymity

Meaning
The state of being anonymous; having one's identity kept secret or unknown.
Example
Online anonymity protects users from cyber threats.
C2 noun /vɛkˈseɪʃən/

vexation

Meaning
the state of being annoyed, frustrated, or worried
Example
She could not hide her vexation after the repeated delays.
A1 noun ˈmuːviz

movies

Meaning
A story or event recorded by a camera as a set of moving images and shown in a theater or on television.
Example
Watching movies helps in language learning.
B1 adjective /ˈæn.ju.əl/

annual

Meaning
happening once every year
Example
The company holds an annual meeting for all its shareholders.
C2 noun /kwiːn kreɪp ˈmɜːrtəl/

Queen crape myrtle

Meaning
A flowering tree with colorful, crepe-like flowers, scientifically known as Lagerstroemia
Example
The Queen crape myrtle bloomed beautifully in the garden with its purple flowers.
B2 verb /ˈælaɪ/

ally

Meaning
To unite or form a connection or partnership with another person, group, or nation.
Example
The two countries decided to ally against their common enemy.
B1 noun /wɪtʃ/

Witch

Meaning
a woman thought to have magic powers, especially evil ones; a practitioner of witchcraft
Example
The old witch cast a spell on the prince.
B1 noun /tiːn/

teen

Meaning
a person aged between 13 and 19 years.
Example
He's a teenager who loves sports.
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.
C1 noun /ˌrɛfjʊˈteɪʃən/

refutation

Meaning
The act of proving a statement or argument to be false or incorrect.
Example
Her essay was a strong refutation of the opposing theory.
B2 noun /ˈrɛlɪvəns/

relevance

Meaning
the quality or state of being closely connected or appropriate
Example
The relevance of the information was clear to everyone.
C2 noun /ˌdʒʊərɪsˈpruːdəns/

jurisprudence

Meaning
The theory, philosophy, or science of law.
Example
She is a professor of jurisprudence at the university.
C1 verb /sleɪ/

slay

Meaning
to kill violently; informally, to impress greatly
Example
The hero vowed to slay the dragon.
A2 noun ˌtræn.spɔːrˈteɪ.ʃən

Transportation

Meaning
The movement of people or goods from one place to another.
Example
Efficient transportation reduces costs.
C1 adjective /dɪsˈpæʃənət/

dispassionate

Meaning
not influenced by strong emotion; impartial
Example
The judge remained dispassionate throughout the trial.
A2 noun, verb, adjective /saʊnd/

sound

Meaning
a sensation perceived by the ear; to make or cause to make a noise; in good condition
Example
The bell sounded across the valley.
C1 noun /ˈoʊ.mən/

Omen

Meaning
an event regarded as a sign of future good or bad luck
Example
Many people consider a black cat crossing your path a bad omen.