cavern
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C1 noun /ˈkævərn/

cavern

Meaning
a large cave or chamber in a cave
Example
The explorers entered a dark cavern beneath the mountain.
C2 adjective /dɪˈkɔːrəs/

decourous

Meaning
characterized by propriety, good taste, and proper manners
Example
She maintained a decourous silence during the ceremony.
C2 noun /ˈpɛtjʊləns/

petulance

Meaning
The quality of being childishly sulky or bad-tempered.
Example
His petulance during the meeting annoyed everyone.
A1 adjective /stɪl/

still

Meaning
not moving or making a sound
Example
The water was still, reflecting the sky.
C1 noun /kəmˈpʌl.ʃən/

Compulsion

Meaning
the action or state of forcing or being forced to do something; an irresistible urge to behave in a certain way
Example
He felt a strong compulsion to check his phone every few minutes.
C1 adjective /ænˈtɪriər/

anterior

Meaning
Situated at or toward the front; coming before in position or time.
Example
The anterior part of the brain controls logical thinking.
C1 noun /sɪlk klɔːθ/

Silk cloth

Meaning
fabric made from natural fibers produced by silkworms
Example
The bride wore a beautiful dress made of silk cloth.
B2 adjective /ˈtæn.dʒɪ.bəl/

tangible

Meaning
Perceptible by touch; clear and definite; real.
Example
The benefits of exercise are tangible and measurable.
C1 verb /dɪˈɡreɪd/

degrade

Meaning
To lower in dignity, quality, or value; to treat with disrespect or to deteriorate.
Example
Harsh words can degrade a person's confidence.
B1 adjective /ʌnˈlaɪkli/

Unlikely

Meaning
not likely to happen; improbable
Example
It's unlikely to rain today with such clear skies.
C2 noun, verb /ɡəˈrɒt/

garrote

Meaning
A method of execution by strangulation, or to strangle someone with a cord or wire.
Example
The assassin attempted to garrote his target in the alley.
C1 noun, adjective /ˈrɛvərənd/

reverend

Meaning
A title of respect used for members of the clergy; deserving deep respect.
Example
The Reverend gave an inspiring sermon at the church.
B2 verb /rɪˈtriːv/

retrieve

Meaning
to get something back that was lost or taken; to recover
Example
She managed to retrieve her lost phone from the taxi.
B1 noun /fəˈsɪl.ɪ.ti/

facility

Meaning
A place, amenity, or piece of equipment provided for a particular purpose.
Example
The facility was well-maintained.
C1 adjective /ˈrʌs.tɪk/

Rustic

Meaning
simple and unsophisticated; relating to rural areas
Example
The rustic cottage had wooden beams and a thatched roof.
C2 noun /ˈbɪvuˌæk/

bivouac

Meaning
a temporary camp without tents or cover, usually used by soldiers or mountaineers
Example
The climbers set up a bivouac on the mountainside.
A1 adjective /blæk/

Black

Meaning
having the darkest color; the opposite of white
Example
She wore a beautiful black dress to the party.
C2 verb /ˈrʌmpəl/

rumple

Meaning
to make something untidy or wrinkled by creasing or crumpling
Example
She accidentally rumpled her dress while packing.
C2 adjective /aɪˈtɪnərənt/

itinerant

Meaning
Traveling from place to place, especially for work or duty.
Example
The itinerant teacher moved from village to village to educate children.
C1 adjective dɒɡˈmæt.ɪk

dogmatic

Meaning
Being inclined to lay down principles as incontrovertibly true; characterized by arrogant assertion of unproven principles.
Example
His dogmatic approach to politics made discussions difficult.
C1 adjective /ˈɪmpətənt/

impotent

Meaning
Lacking power, ability, or strength to take effective action.
Example
The citizens felt impotent against the corrupt system.
A2 noun ˈsaɪən.tɪst

scientist

Meaning
A person who is studying or has expert knowledge of one or more of the natural or physical sciences.
Example
The scientist proposed data-driven reforms.
C1 noun /diːˈkrɪp.ʃən/

decryption

Meaning
The process of converting encrypted data back into its original form so it can be understood.
Example
Hackers attempted decryption of classified data.
A2 noun /biːf/

Beef

Meaning
meat from a cow or bull
Example
The restaurant serves the best beef steak in town.
C2 noun /ˈkwaɪəˌtuːd/

quietude

Meaning
A state of stillness and tranquility.
Example
She enjoys the quietude of the countryside.
C2 verb /ˈædjʊˌleɪt/

adulate

Meaning
to praise or flatter excessively
Example
The fans adulated the actor after his performance.
A1 noun /ˈdʒænjuˌɛri/

january

Meaning
the first month of the year in the Gregorian calendar
Example
January is often the coldest month of the year.
C2 verb /ˈɛksplɪkeɪt/

explicate

Meaning
to make an idea or principle clear by explaining it in detail
Example
The professor tried to explicate the theory of relativity for his students.
B2 noun /daɪˈnæmɪks/

dynamics

Meaning
the forces or properties that stimulate growth, development, or change within a system or process
Example
The dynamics of the team changed after the new manager joined.
C2 adjective /ˈdɪfɪdənt/

diffident

Meaning
Shy or lacking confidence in one's own abilities.
Example
He was too diffident to ask a question in class.
B2 noun /ˈɡæl.ək.si/

Galaxy

Meaning
a system of millions or billions of stars, together with gas and dust, held together by gravitational attraction
Example
The Milky Way is the galaxy that contains our solar system and Earth.
B2 adverb /ˈsmuːð.li/

Smoothly

Meaning
without problems or difficulties; in an even and regular way
Example
The car runs smoothly on the new highway.
B2 noun /ˌfæs.ɪˈneɪ.ʃən/

Fascination

Meaning
the power to fascinate someone; the state of being intensely interested
Example
Her fascination with ancient history led her to become an archaeologist.
C1 adverb /əˈtroʊʃəsli/

atrociously

Meaning
in a very cruel, shocking, or extremely bad manner
Example
The service at the restaurant was atrociously slow.
C1 noun /ˈpɛdɪɡriː/

pedigree

Meaning
the recorded ancestry or lineage of a person, family, or animal; the history or origin of something
Example
The dog has a pedigree that traces back several generations.
C2 noun /ˈæpədʒiː/

apogee

Meaning
the highest or most distant point; the climax or peak of something
Example
The empire reached its apogee during the 18th century.
C1 noun /ˈtʌrɪt/

turret

Meaning
A small tower on top of a larger tower or building, often used in castles or fortifications.
Example
The castle was guarded by soldiers stationed in the turret.
B2 noun /rɪˈstrɪk.ʃən/

Restriction

Meaning
a limiting condition or measure; the limitation or control of someone or something
Example
There are strict restrictions on smoking in public places.
C1 noun /ɪnˌkɑːsəˈreɪʃən/

incarceration

Meaning
the state of being imprisoned or confined
Example
The criminal faced years of incarceration for his crimes.
C1 adjective /ʌnˈdɔːntɪd/

Undaunted

Meaning
not intimidated or discouraged by difficulty, danger, or disappointment
Example
Despite the setbacks, she remained undaunted in pursuing her goals.
C2 noun /ɪkˈskrɛsəns/

excrescence

Meaning
An abnormal outgrowth or lump, often considered unattractive.
Example
The building was considered an excrescence on the landscape.
B2 noun /siːdʒ/

Sieze

Meaning
a military operation to capture a place by surrounding it and cutting off supplies
Example
The siege of the castle lasted for three months.
B2 noun /ˈtes.tɪ.moʊ.ni/

Testimony

Meaning
a formal written or spoken statement given in a court of law; evidence or proof
Example
The witness gave compelling testimony during the trial.
C1 noun /rɪˈsɜː.dʒəns/

resurgence

Meaning
An increase or revival after a period of little activity, popularity, or occurrence.
Example
The city saw a resurgence in tourism after the pandemic.
A2 noun /ˌsɛlɪˈbreɪʃən/

celebration

Meaning
a festive event or activity to honor an occasion
Example
The city held a grand celebration on Independence Day.
C2 noun /ˈsɛʃən/

cession

Meaning
The formal giving up of rights, property, or territory, especially by a state.
Example
The treaty resulted in the cession of land to the neighboring country.
C1 noun daɪˈkɒtəmi

dichotomy

Meaning
A division or contrast between two things that are or are represented as being opposed or entirely different.
Example
The dichotomy between tradition and modernity is often debated.
B2 noun /ˈhaʊs boʊt/

House boat

Meaning
a boat that has been designed or modified to be used primarily as a home
Example
They spent their vacation on a beautiful house boat in the lake.
B2 noun ˈbaɪ.əs

bias

Meaning
Prejudice in favor of or against one thing, person, or group compared with another, usually in a way considered to be unfair.
Example
The judge must remain free from bias.
C2 noun /ˈɑːbəlɪsk/

obelisk

Meaning
A tall, four-sided, narrow tapering monument with a pyramid-shaped top.
Example
The ancient Egyptians built obelisks to honor their gods.
B2 verb ˈstɪmjəleɪt

stimulate

Meaning
To encourage or promote the development or growth of something
Example
Proper sunlight stimulates plant growth.
A2 noun/adjective /ˈmɛksɪkən/

mexican

Meaning
a native or inhabitant of Mexico; relating to Mexico or its people, culture, or language
Example
She enjoys Mexican food like tacos and enchiladas.
C1 noun /pɛnˈtæθlɒn/

pentathlon

Meaning
An athletic contest featuring five different events.
Example
She trained hard to compete in the modern pentathlon.
C1 noun /məˈmɛn.toʊ/

memento

Meaning
An object kept as a reminder of a person, place, or event.
Example
She kept the ticket as a memento of their first concert together.
B2 noun /ˈɪdɪət/

idiot

Meaning
a person who acts in a way that is considered very stupid or foolish
Example
He acted like an idiot at the party last night.
A2 noun /læmp/

Lamp

Meaning
a device for giving light, either one using electricity or burning gas or oil
Example
She turned on the reading lamp to illuminate her book.
B1 noun /bʌɡ/

Bug

Meaning
a small insect; a defect in a computer program
Example
I found a bug crawling on my bed sheets.
C2 noun /dreɪk/

Drake

Meaning
a male duck; a type of waterfowl
Example
The drake led his family of ducks across the pond.
A2 adjective /ˈfɔːrən/ or /ˈfɑːrən/

foreign

Meaning
Belonging to or coming from another country.
Example
She loves studying foreign languages.
B1 verb /əˈtætʃ/

attach

Meaning
to join or fasten something to another thing
Example
Please attach the document to the email before sending.
C1 noun /ˈhɛksəˌɡɒn/

hexagon

Meaning
A six-sided polygon.
Example
A honeycomb cell is shaped like a hexagon.
C2 adjective /ˈbiːstiəl/

bestial

Meaning
Relating to beasts; showing savagery, brutality, or lacking human sensibility.
Example
The prisoners were treated in a bestial manner.
C1 verb ˈɔː.kɪ.streɪ.tɪd

orchestrated

Meaning
Planned or coordinated carefully and deliberately.
Example
The attacks were orchestrated with precision.
C2 verb /məˈkadəˌmaɪz/

macadamize

Meaning
to construct or cover a road with broken stone
Example
The government decided to macadamize the old rural roads.
B2 adverb /ˌoʊvərˈnaɪt/

Overnight

Meaning
during the night; suddenly; very quickly
Example
The city was transformed overnight.
B1 noun /rɪˈkʌvəri/

recovery

Meaning
the process of recovering or returning to a normal state
Example
The patient is in recovery after the surgery.
C2 noun /ˈkær.ə.weɪ siːdz/

Caraway seeds

Meaning
aromatic seeds of the caraway plant used as a spice in cooking and baking
Example
The bread was flavored with caraway seeds.
C1 verb /ˌoʊvərˈruːl/

overrule

Meaning
to reject or disallow by exercising one's superior authority; to override a decision
Example
The judge overruled the objection from the defense attorney.
C2 adjective /ˌɪmpɪˈkjuːniəs/

impecunious

Meaning
Having little or no money; poor.
Example
He grew up in an impecunious family.
C2 noun /rɪˈpʌɡ.nəns/

repugnance

Meaning
intense disgust or strong aversion towards something
Example
She felt deep repugnance at the cruelty of the act.
C2 adjective /ˈmɔːdlɪn/

maudlin

Meaning
Overly sentimental, often tearfully or weakly emotional.
Example
He became maudlin after a few drinks.
A2 noun /ˈleɪ.di/

Lady

Meaning
a woman, especially one of refined or gentle manners; a polite term for any woman
Example
The elderly lady crossed the street with the help of her walking stick.
B2 noun /dɪˈsen.dənt/

Descendant

Meaning
a person who is descended from a particular ancestor; offspring of a later generation
Example
She discovered that she was a descendant of European royalty through genealogy research.
C2 verb /ˈæbnɪˌɡeɪt/

abnegate

Meaning
to deny or renounce something, especially a right or desire
Example
She chose to abnegate her personal interests for the sake of the team.
A2 noun /sɔːs/

Sauce

Meaning
a liquid or semi-liquid substance served with food to add moisture and flavor
Example
She added tomato sauce to her pasta.
C2 noun /ɒmˈnɪpətəns/

omnipotence

Meaning
The quality of having unlimited power or authority.
Example
Many religions describe God’s omnipotence as absolute.
C2 adjective /ˈhiːðənɪʃ/

heathenish

Meaning
Lacking culture or religion; barbaric or uncivilized.
Example
They considered the ancient tribe’s rituals heathenish.
C2 adjective ˌmɔː.fəˈlɒdʒ.ɪ.kəl

morphological

Meaning
Related to the structure and formation of words; concerning morphology in linguistics.
Example
Morphological analysis helps AI understand word structures.
B2 adverb /ˈhev.ɪ.li/

Heavily

Meaning
with great weight; to a great degree; intensely
Example
It rained heavily throughout the night.
C2 noun /dɪˈkæmɪtər/

decameter

Meaning
A metric unit of length equal to ten meters.
Example
The field was measured in decameters for accuracy.
C2 noun /ˈdɛθsˌhɛd/

deaths-head

Meaning
A representation of a human skull, often used as a symbol of death.
Example
The pirate flag was marked with a grim deaths-head.
C2 verb /bɪˈfuːl/

befool

Meaning
to deceive or trick someone into believing something false; to make someone appear foolish
Example
The scammer tried to befool innocent people with fake promises.
C2 noun /wɪt/

whit

Meaning
a very small part or amount
Example
He doesn't care a whit about the outcome.
C1 verb /ˈɛkstrɪkeɪt/

extricate

Meaning
To free someone or something from a constraint or difficulty.
Example
The firefighters extricated the passengers from the wrecked car.
C2 noun /ˈsɔː.dər/

Sawder

Meaning
flattering or wheedling talk; soft soap
Example
His sawder couldn't convince anyone of his sincerity.
C1 noun ˌɒp.tɪ.maɪˈzeɪ.ʃən

optimization

Meaning
Improving processes to increase performance and efficiency.
Example
SEO optimization helps websites rank higher on search engines.
B2 noun /ˌɪntəˈrʌpʃən/

interruption

Meaning
the act of stopping or breaking the continuity of something; a pause caused by an external action
Example
The meeting was delayed due to an unexpected interruption.
C2 noun /ˈɡændər/

Gander

Meaning
male goose
Example
The gander protected his family from the approaching dog.
C1 noun /ˈvɪɡər/

vigor

Meaning
Physical strength, energy, or enthusiasm.
Example
She tackled the project with great vigor and determination.
C1 verb /ˈviːtoʊ/

veto

Meaning
to reject or forbid a decision, proposal, or law
Example
The president decided to veto the new bill.
C2 noun /ˈsɪbəraɪt/

sybarite

Meaning
a person who loves luxury and pleasure
Example
The millionaire was a true sybarite who lived only for comfort and enjoyment.
B2 noun, verb /ræŋks/

ranks

Meaning
Positions within a group, especially in a hierarchy or organization.
Example
He quickly moved up the ranks of the army.
A2 noun /ˈpæs.ən.dʒər/

Passenger

Meaning
A person who travels in a vehicle but is not driving it
Example
The bus can carry thirty passengers.
C2 adjective /ˈdɛsəlˌtɔːri/

desultory

Meaning
lacking a clear plan, purpose, or enthusiasm
Example
His desultory conversation bored the audience.
C1 noun /ˈdʒɔːn.dɪs/

jaundice

Meaning
A medical condition in which the skin and eyes become yellow due to liver problems.
Example
The doctor diagnosed the baby with jaundice.
A2 adjective /ˈmɪzɪkəl/

musical

Meaning
related to or consisting of music
Example
She has a very musical voice.
C2 noun /ˈæpəfθɛm/

apophthegm

Meaning
A short, pithy, and instructive saying or maxim.
Example
She always had a witty apophthegm to share at meetings.
B1 noun ˈlæŋɡwɪdʒ æps

language apps

Meaning
Mobile or computer applications designed to help users learn new languages through interactive lessons and exercises.
Example
Language apps make learning easier.
C2 noun /ˈɛərəˌstæt/

aerostat

Meaning
A lighter-than-air craft, such as a balloon, that is lifted by gas.
Example
The military used an aerostat for surveillance over the border.
C1 noun /ˈfjuː.dʒə.tɪv/

Fugitive

Meaning
a person who has escaped from a place or is in hiding, especially to avoid arrest
Example
The police launched a manhunt to capture the fugitive who escaped from prison.
C2 adjective /ˈdʒɔːnti/

jaunty

Meaning
Having a lively, cheerful, and self-confident manner or appearance.
Example
He walked into the room with a jaunty step.
C1 adjective /ˈwɜːrkəbəl/

Workable

Meaning
capable of being done or put into effect; practical
Example
We need a workable solution to solve this problem quickly.
A2 verb ɜrn

earn

Meaning
To obtain money, typically as payment for work or through investment; to acquire or deserve through one's efforts.
Example
Assets help you earn income even while sleeping.
C2 verb /ˈflædʒəˌleɪt/

flagellate

Meaning
to whip or flog someone, either literally or as a form of punishment or self-discipline
Example
In history, some monks would flagellate themselves as penance.
B2 verb /rɪˈfaɪn/

refine

Meaning
to improve by making small changes; to purify
Example
The chef refines the recipe to perfection.
B2 noun /ˈdʒel.i fɪʃ/

Jelly fish

Meaning
a soft-bodied marine animal with a gelatinous umbrella-shaped body and trailing tentacles
Example
The jellyfish floated gracefully through the water with its translucent body.
C1 noun ˈrɔɪəl ˈbɛŋɡəl ˈtaɪɡər

Royal Bengal Tiger

Meaning
A subspecies of tiger found primarily in India and Bangladesh, known for its distinctive orange coat with black stripes.
Example
The Royal Bengal Tiger is an iconic species of the Sundarbans.
C2 adjective /ˈməʊdɪʃ/

modish

Meaning
conforming to or following current fashion or style
Example
She wore a modish outfit that caught everyone’s attention.
B1 verb /rɪˈtɜrnɪŋ/

returning

Meaning
Coming or going back to a place or person.
Example
The group is returning to the port on December 25th.
C1 adjective /ˈɡreɪsləs/

graceless

Meaning
Lacking elegance, charm, or social refinement.
Example
His graceless behavior embarrassed everyone at the party.
C2 noun /ˈpɔːpərɪzəm/

pauperism

Meaning
The state of being extremely poor.
Example
The country struggled with rising pauperism in the 19th century.
C1 noun /səbˈdʒɛkʃən/

subjection

Meaning
the act of bringing someone or something under control or domination
Example
The people suffered under the subjection of a cruel ruler.
B2 adverb /əˈfek.ʃən.ət.li/

Affectionately

Meaning
in a way that shows feelings of liking or love; with fondness and care
Example
She hugged her grandmother affectionately.
C1 noun /ˈhɑː.mə.nɪm/

homonym

Meaning
A word that is spelled and pronounced like another word but has a different meaning.
Example
The word 'bat' is a homonym because it can mean an animal or a sports tool.
B2 noun ˈɡrævɪti

gravity

Meaning
The force that attracts a body toward the center of the earth, or toward any other physical body having mass.
Example
Gravity pulls objects towards the Earth's surface.
A1 noun /ˈfɑːðər/

father

Meaning
A male parent of a child.
Example
His father taught him how to ride a bicycle.
B2 adjective /mɑːrkt/

Marked

Meaning
clearly noticeable; distinct; obvious
Example
There was a marked improvement in her performance.
B2 noun ˈɡloʊbəl kəˌlæbəˈreɪʃən

global collaboration

Meaning
Cooperation and partnership between countries or organizations worldwide to address common challenges.
Example
Global collaboration is necessary to address climate change.
C2 noun /kɒzˈmɒɡ.rə.fi/

cosmography

Meaning
the science or art of mapping the universe or cosmos
Example
Medieval scholars practiced cosmography to chart the stars and planets.
B2 noun /ˈmɜːrsi/

Mercy

Meaning
Compassion or forgiveness shown toward someone whom it is in one's power to punish
Example
The judge showed mercy and gave him a lighter sentence.
A2 noun /ɡəʊlz/

goals

Meaning
Objectives or targets that someone aims to achieve.
Example
Achieving development goals requires cooperation.