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C1 noun /ˈaɪsətəʊp/

isotope

Meaning
Atoms of the same element with equal number of protons but different numbers of neutrons.
Example
Carbon-14 is a radioactive isotope used in dating fossils.
A2 adjective /kənˈsɜːnd/

concerned

Meaning
worried or anxious about something; involved or interested in something
Example
She was concerned about her mother's health.
B2 noun /ˈɔr.fən/

Orphan

Meaning
a child whose parents are dead; someone without protective support
Example
The orphan was adopted by a loving family.
C1 adjective /ɪkˈsaɪtəbl̩/

excitable

Meaning
easily excited or emotionally aroused
Example
The child was excitable and laughed at every small thing.
A1 adjective /waɪt/

White

Meaning
of the color of snow or milk; pale; pure
Example
She wore a beautiful white dress to the wedding.
C1 noun ˌoʊ.vɚˈɡreɪ.zɪŋ

overgrazing

Meaning
The practice of allowing livestock to graze to the point of damaging vegetation.
Example
Overgrazing leads to soil erosion and loss of biodiversity.
C2 noun /əˈkʌmpənɪst/

accompanist

Meaning
A person who plays a musical instrument to support a singer or another musician.
Example
The pianist served as the accompanist for the singer during the concert.
B1 adjective /ˈsɪvəl/

civil

Meaning
Relating to ordinary citizens and their concerns, or being polite and courteous.
Example
They settled the matter through civil discussion.
C1 noun /ˈsɛntɪnəl/

sentinel

Meaning
A soldier or guard whose job is to stand and keep watch.
Example
A sentinel stood at the entrance of the camp.
C1 adjective /ˈtɔːrtʃərəs/

torturous

Meaning
Extremely painful or causing great suffering; relating to or involving torture.
Example
The journey through the desert was long and torturous.
B2 adjective /rɪˈmuːvəbəl/

removable

Meaning
able to be removed or taken away
Example
This phone has a removable battery.
B1 noun /bʊk ˈsel.ər/

Book seller

Meaning
a person who sells books, especially as a business
Example
The book seller recommended a great novel for my summer reading.
C1 noun /sɪr/

seer

Meaning
A person who is supposed to be able to see what will happen in the future; a prophet.
Example
The seer predicted a great change in the kingdom.
C2 noun /ˈweɪvlət/

wavelet

Meaning
a small wave or ripple on the surface of water or another medium
Example
The pond was disturbed only by the tiny wavelets caused by the breeze.
C2 adjective /ˌkæləˈrɪfɪk/

calorific

Meaning
Relating to the amount of energy contained in food or fuel.
Example
Chocolate is highly calorific, so it should be eaten in moderation.
B2 noun /ˈbrʌðərhʊd/

brotherhood

Meaning
The relationship between brothers; an association of people with common interests
Example
The soldiers shared a strong sense of brotherhood.
B2 noun /məʊˈbɪləti/

mobility

Meaning
The ability to move or be moved freely and easily; the quality of being mobile.
Example
The mobility of workers is essential for the success of the project.
C1 adjective /ˌæn.ɪkˈdoʊ.t̬əl/

anecdotal

Meaning
Based on personal accounts rather than facts or research; characterized by anecdotes.
Example
The book was filled with anecdotal evidence rather than data.
C2 noun /ˈpɛdəˌɡɒɡ/

pedagogue

Meaning
a teacher, especially a strict or formal one
Example
The old pedagogue insisted on discipline in the classroom.
C1 noun /pərˈveɪər/

purveyor

Meaning
a person or business that supplies goods, services, or information
Example
He is a well-known purveyor of fine wines.
C2 noun /ˈsʌplɪkənt/

supplicant

Meaning
A person who humbly or earnestly asks for something, usually from a person of authority.
Example
The temple was filled with supplicants seeking blessings.
C2 noun /ˈʌp.wel.ɪŋ/

upwelling

Meaning
An oceanographic phenomenon that involves wind-driven motion of dense, cooler, and nutrient-rich water towards the ocean surface.
Example
Upwelling brings nutrients to the ocean surface.
C1 noun /ɪnˈtaɪtəlmənt/

entitlement

Meaning
the belief that one is inherently deserving of privileges or special treatment; a right to benefits
Example
The program provides entitlement to health care.
C1 noun əˈrɪd.ɪ.ti

aridity

Meaning
The state of being extremely dry, especially having insufficient rainfall to support vegetation.
Example
The aridity of the land is increasing due to climate change.
C1 noun /ɪˈnɪɡ.mə/

enigma

Meaning
A person or thing that is mysterious, puzzling, or difficult to understand.
Example
Life remains an enigma to many.
B1 adjective ˈkʌltʃərəl

cultural

Meaning
Relating to the arts and to intellectual achievements.
Example
Schools organize cultural programs to honor Victory Day.
C1 adjective /ˈvɑːlətl/

volatile

Meaning
likely to change rapidly and unpredictably, especially for the worse
Example
The stock market is extremely volatile these days.
B2 noun /ɪkˈsploʊʒən/

explosion

Meaning
a violent burst or release of energy, often causing damage and noise
Example
The explosion shook the entire neighborhood.
C2 noun ˈpær.ə.ɡən

paragon

Meaning
A person or thing regarded as a perfect example of a particular quality; a model of excellence.
Example
Neom is a paragon of sustainable urban design.
A1 adverb /ˈleɪtər/

later

Meaning
At a time subsequent to a reference time; afterwards.
Example
We will discuss the details later.
C1 noun /dɪˌsem.ɪˈneɪ.ʃən/

dissemination

Meaning
The action or fact of spreading something, especially information, widely.
Example
The dissemination of false information is a major issue.
A2 noun /ˈsteɪʃən/

station

Meaning
a place where a particular service is provided, especially for transportation
Example
We arrived at the station just in time for the train.
C1 noun /sʌˈmeɪʃən/

summation

Meaning
The process of adding things together; a summary of points.
Example
The lawyer gave a powerful summation of the case.
C1 noun/verb /fliːs/

fleece

Meaning
The woolly covering of a sheep; as a verb, to swindle or cheat someone.
Example
The farmer sheared the sheep’s fleece carefully.
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.
B1 noun /ˈvɜːr.ʒən/

Version

Meaning
a particular form or variation of something; an account of an event
Example
This is the latest version of the software.
C1 noun /ˈmʌs.tərd siːdz/

Mustard seeds

Meaning
small round seeds from the mustard plant, used as a spice and for making mustard condiment
Example
Mustard seeds are often tempered in hot oil to release their nutty flavor before adding to dishes.
C2 noun /ˌær.əˈbesk/

arabesque

Meaning
a complex, ornate design featuring intertwined flowing lines, often used in architecture or ballet poses
Example
The ceiling was decorated with delicate arabesque patterns.
C1 adjective /ʌnˈmɒdɪfaɪd/

unmodified

Meaning
not changed from its original form or state
Example
The data was used in its unmodified form for analysis.
C1 noun /ˈpɛndənt/

pendant

Meaning
a piece of jewelry that hangs from a chain worn around the neck
Example
She wore a silver pendant around her neck.
C2 noun /lɒx/ or /lɒk/

lough

Meaning
An Irish or Scottish word for a lake or sea inlet.
Example
The fishermen lived by the lough for generations.
B2 adjective /dɪˈvɔːrst/

divorced

Meaning
No longer married because the marriage has been legally dissolved.
Example
She has been divorced for five years.
C2 noun /ˈmʌɡwʌmp/

mugwump

Meaning
a person who remains independent from party politics or remains aloof from disputes
Example
He was called a mugwump for refusing to join either political side.
A2 adverb /twaɪs/

twice

Meaning
two times
Example
I have seen that movie twice.
C1 adjective /ˈnjuː.ɑːnst/

nuanced

Meaning
Characterized by subtle shades of meaning or expression; having fine gradations of meaning, tone, or feeling.
Example
His analysis of the novel was highly nuanced.
C2 verb /ˈɡlaʊ.ər/

glower

Meaning
To look at someone with an angry or sullen expression.
Example
He glowered at his rival across the room.
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.
C1 noun /nɔːrm/

Norm

Meaning
a standard of behavior; what is typical or expected
Example
Working late has become the norm in this company.
C1 adjective /ˈkwɪzɪkəl/

quizzical

Meaning
Expressing mild or amused puzzlement.
Example
She gave him a quizzical look when he made the strange comment.
B1 adjective /ˈfrʌstreɪtɪŋ/

frustrating

Meaning
causing annoyance or dissatisfaction
Example
The slow internet connection was really frustrating.
C2 noun /vɛkˈseɪʃən/

vexation

Meaning
the state of being annoyed, frustrated, or worried
Example
She could not hide her vexation after the repeated delays.
C2 adjective /ɪnˈsɛnʃənt/

insentient

Meaning
Lacking perception, consciousness, or sensation.
Example
The rock is an insentient object with no awareness.
A2 adjective /ˈwɜːrkɪŋ/

working

Meaning
engaged in physical or mental effort to achieve a goal or task
Example
She is working on her project right now.
A2 noun /ˈmeɪkɪŋ/

making

Meaning
the process of producing or constructing something
Example
The making of the movie took over two years.
C1 noun /ˈdʒɒt.ər/

Jotter

Meaning
a small notebook for writing quick notes or reminders
Example
The student carried a jotter to write down important points during lectures.
C2 adjective /ɪˈrɛzəluːt/

irresolute

Meaning
uncertain or indecisive; lacking determination
Example
He stood irresolute at the crossroads, unsure which path to take.
B1 noun /ˌdʒen.əˈreɪ.ʃən/

Generation

Meaning
all the people born and living at about the same time; the production or creation of something
Example
Each generation faces unique challenges that shape their worldview and values.
B1 noun /pɒnd/

Pond

Meaning
a small body of still water formed naturally or by artificial means
Example
The children fed the ducks at the pond in the park.
C2 noun /troʊp/

trope

Meaning
A common or overused theme, idea, or device in literature, film, or speech.
Example
The film avoided the usual superhero tropes.
C2 noun /ˈrɛkwiəm/

requiem

Meaning
A mass, music, or ceremony for the repose of the souls of the dead.
Example
The choir performed a requiem in memory of the late leader.
A1 verb /æd/

add

Meaning
to join something to something else; to include
Example
Please add sugar to my coffee.
B2 adjective /ˈneɪ.kɪd/

Naked

Meaning
without clothes or covering; bare; exposed; unclothed
Example
The naked truth about the situation shocked everyone.
B2 noun /ˈʃepərd/

Shepherd

Meaning
a person who tends and guards sheep
Example
The shepherd guided his flock to the green pasture.
B2 noun, adjective, adverb /ˌnɔːrθˈwest/

northwest

Meaning
the direction that is between north and west; situated in or moving toward this direction
Example
Seattle is located in the northwest of the United States.
C2 noun /ˈpɒntɪf/

pontiff

Meaning
the pope or a high-ranking bishop in the Christian church
Example
The pontiff addressed the nation in a televised speech.
A1 noun /ˈsʌn.deɪ/

sunday

Meaning
The day of the week between Saturday and Monday; often considered a day of rest or worship.
Example
We usually relax at home on Sunday.
B1 adjective ˈkrɪtɪkəl

critical

Meaning
Extremely important; at a point of crisis or urgency.
Example
Addressing critical issues in education is imperative.
A1 noun /hænd/

Hand

Meaning
the end part of a person's arm beyond the wrist, including the palm, fingers, and thumb
Example
He raised his hand to ask a question.
B1 adverb /ˌɔːtəˈmætɪkli/

automatically

Meaning
without human control or intervention; done by itself
Example
The door closes automatically after you enter.
B2 noun /ˈaʊtɪŋ/

outing

Meaning
a short trip or excursion, often for leisure or enjoyment
Example
They had a lovely outing at the beach last weekend.
C1 noun /ˈɒktɪv/

octave

Meaning
A series of eight musical notes, or the interval between one musical pitch and another with double its frequency.
Example
The singer's voice could easily reach the higher octave.
C1 noun/verb /ˈoʊvərˌhæŋ/

overhang

Meaning
To extend outward and hang over something; a projecting part.
Example
The roof overhang provides shade in the summer.
B2 verb ɪˈmɜːdʒɪz

emerges

Meaning
To come forth, appear, or arise from something
Example
A major health crisis emerges from pollution.
B2 noun prɪˈsɪʒ.ən

precision

Meaning
The quality of being exact and accurate.
Example
High precision instruments are used in surgery.
C2 noun /niːˈɒlədʒɪzəm/

neologism

Meaning
A newly coined word or expression.
Example
The internet has given rise to many neologisms like 'selfie' and 'hashtag'.
C1 verb /ˈrɪvɪt/

rivet

Meaning
to fasten or secure with a rivet; to hold someone’s attention firmly
Example
The craftsman riveted the metal plates together.
C2 adjective /ˈfɜːr.vɪd/

Fervid

Meaning
passionate; intensely enthusiastic; burning with emotion
Example
She gave a fervid speech about environmental protection.
B2 noun /ˈruːlɪŋ/

ruling

Meaning
an official decision made by a judge or authority.
Example
The court’s ruling favored the defendant.
C2 noun /əˌkædəˈmɪʃən/

academician

Meaning
a member of an academy; a scholar or expert in a field of study
Example
The academicians gathered to discuss the future of education.
B2 adjective /ˈɒnɡəʊɪŋ/

ongoing

Meaning
continuing; still in progress
Example
The ongoing project will finish next month.
C1 adjective /ˌiːɡoʊˈsentrɪk/

egocentric

Meaning
thinking only about yourself and not about others
Example
His egocentric behavior annoyed everyone at the meeting.
C1 verb /ˈstriːm.laɪn/

streamline

Meaning
To make a process simpler and more efficient.
Example
The company aims to streamline production to reduce costs.
B1 noun /ˈætɪˌtjuːd/

attitude

Meaning
A settled way of thinking or feeling about someone or something, often reflected in behavior.
Example
Her positive attitude helped her overcome many challenges.
C1 verb /əbˈsɛs/

obsess

Meaning
To preoccupy or fill the mind of someone continually and to an excessive degree.
Example
She tends to obsess over small details.
C1 adjective /ˌʌndərˈsteɪtɪd/

understated

Meaning
Presented in a subtle and restrained way.
Example
She wore an elegant but understated dress.
C2 verb /bɪˈkɑːm/

becalm

Meaning
to make calm or still; to deprive a sailing vessel of wind
Example
The captain tried to becalm the anxious crew.
C2 noun /ˈbrɔːdˌsaɪd/

broadside

Meaning
a strong verbal attack or a sheet of paper printed on one side
Example
The politician launched a broadside against his opponent.
C2 noun /məˈlæsɪz/

Molasses

Meaning
thick, dark, sweet syrup made from sugar cane
Example
The recipe calls for molasses to give the bread a rich flavor.
B2 adjective rəʊˈbʌst

robust

Meaning
Strong and healthy; vigorous; able to withstand or overcome adverse conditions.
Example
The robust infrastructure ensures reliable communication.
C1 adjective /ˈɪntrɪkət/

intricate

Meaning
very detailed, complex, and difficult to understand
Example
The artist created an intricate pattern on the wall.
B1 noun /ˈhaʊshoʊld/

household

Meaning
All the people living together in one house, considered as a unit.
Example
There are five people in our household.
C1 adjective /ˈfɪk.əl/

Fickle

Meaning
changeable; inconstant; liable to sudden unpredictable change
Example
His fickle nature made it hard to trust his promises.
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.
B1 noun kəˈmɪt.mənt

commitment

Meaning
A promise or firm decision to do something; the state or quality of being dedicated to a cause or activity.
Example
The president reaffirmed his commitment to environmental protection.
C1 verb /ˈswɪndl/

swindle

Meaning
to cheat someone out of money or possessions by deceit
Example
The con artist tried to swindle the old man out of his savings.
A2 verb /ˈmenʃən/

mention

Meaning
to refer to something briefly; to speak about or name
Example
She forgot to mention the meeting time.
C1 verb /ɡliːn/

glean

Meaning
to collect or gather slowly and bit by bit, especially information or crops left after harvest
Example
The journalist gleaned facts from several sources.
C1 adjective /ˈwɪntri/

wintry

Meaning
Characteristic of or suitable for winter; cold and bleak.
Example
The wintry wind made everyone shiver as they walked outside.
C1 noun /ˈnɪkəl/

nickel

Meaning
a small coin, typically worth five cents in the United States
Example
He found a nickel on the ground.
A2 noun /dɪˈsɪʒənz/

decisions

Meaning
A conclusion or resolution reached after consideration; the action or process of deciding something.
Example
Making the right decisions in time was key to the project's success.
C2 adverb/adjective /lɪˈɡɑːtoʊ/

legato

Meaning
In music, played or sung smoothly and connectedly.
Example
The pianist played the passage legato, with each note flowing into the next.
C2 adjective /ˌpriːpəˈzɛsɪŋ/

prepossessing

Meaning
Attractive or appealing in appearance or manner.
Example
She had a prepossessing smile that charmed everyone.
B2 noun /kənˌtɪn.juˈeɪ.ʃən/

continuation

Meaning
the action of carrying something on over time; extension
Example
The continuation of the series was announced after the finale.
C1 verb /trænˈskraɪb/

transcribe

Meaning
to make a written copy of spoken words or notes
Example
The secretary transcribed the meeting minutes.
B2 adjective /ˈstuː.di.əs/

Studious

Meaning
characterized by diligent study; devoted to learning
Example
She is a studious student who spends hours in the library.
B2 adjective /ʌnˈɑːrmd/

unarmed

Meaning
Not equipped with or carrying weapons
Example
The police found the suspect unarmed during the search.
C2 noun /ˈɡɜːrn.zi/

Guernsey

Meaning
a knitted sweater; a type of woolen pullover
Example
He wore a warm guernsey during the cold winter evening.
A1 preposition /fɔːr/

for

Meaning
used to indicate purpose, destination, or recipient
Example
This gift is for you.
A2 noun /ˈkiːbɔːrd/

keyboard

Meaning
a set of keys used to operate a computer, typewriter, or similar device for inputting text and commands
Example
She typed the report quickly on her keyboard.
C2 noun /juːˌtrɑː.fɪˈkeɪ.ʃən/

eutrophication

Meaning
Excessive richness of nutrients in a lake or other body of water, frequently due to runoff from the land, which causes a dense growth of plant life and death of animal life from lack of oxygen.
Example
Excess fertilizers lead to eutrophication in lakes.
C1 verb /dɪˈfeɪs/

deface

Meaning
to spoil the surface or appearance of something, especially by writing or drawing on it
Example
The vandals defaced the wall with graffiti.
C2 adjective /ˈkwɛrʊləs/

querulous

Meaning
Complaining in a whining or irritable manner.
Example
The querulous customer kept finding fault with every detail.
C2 noun /ˈeɪ.viˌɛr.i/

aviary

Meaning
a large enclosure for keeping birds
Example
The zoo built a new aviary for exotic parrots.
C2 adjective /kəˈnjuːbiəl/

connubial

Meaning
Relating to marriage or the relationship of a married couple.
Example
They celebrated their connubial bliss with a honeymoon trip.
C2 noun (plural) /ˈlɪniəmənts/

lineaments

Meaning
The features or distinctive characteristics of the face or body.
Example
The lineaments of his face were sharp and stern.
C2 noun /ˈpɑːrləns/

parlance

Meaning
a particular way of speaking or using words, common to a group
Example
In legal parlance, the term has a different meaning.
A2 adjective, adverb /ˈfʊl taɪm/

full-time

Meaning
working or studying for the whole standard period of time
Example
She works full-time as a teacher.
A1 verb /duː/

do

Meaning
to perform an action; to carry out
Example
I do my homework every evening.
C2 noun /ɛnˈkoʊmiəm/

encomium

Meaning
A speech or piece of writing that praises someone or something highly.
Example
He delivered an encomium to his retiring teacher.
A1 noun /pəˈliːs/

police

Meaning
a body of officers representing the civil authority of government
Example
The police arrived quickly to investigate the scene.
B1 noun /ˈtʃɪl.i/

Chilly/Chilli

Meaning
noticeably cold; a hot-tasting pod of a variety of capsicum, used as a spice
Example
The chef added red chilli to make the curry spicier.