Recurrence
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C1 noun /rɪˈkɜr.əns/

Recurrence

Meaning
the fact of something happening again; an instance of something happening again
Example
The doctor was concerned about the recurrence of the patient's symptoms.
B2 verb /dɪˈsiːv/

deceive

Meaning
To cause someone to believe something that is not true.
Example
He tried to deceive his friends with a fake story.
C2 noun /ˌpɪəriəˈdɪsɪti/

periodicity

Meaning
The quality or state of being regular or recurring at intervals.
Example
The periodicity of the moon’s phases has fascinated humans for centuries.
C1 verb /dɛlv/

delve

Meaning
To investigate deeply; to dig into a subject or area.
Example
The researcher delved into ancient manuscripts to find clues.
B2 adjective /ˌrez.ɪˈden.ʃəl/

residential

Meaning
Designed for people to live in.
Example
The institution was fully residential.
C1 adjective /ˈspaɪni/

spiny

Meaning
covered with or full of spines; having sharp points
Example
The spiny cactus stood tall in the desert.
C2 noun /ˈtrʌmpəri/

trumpery

Meaning
worthless nonsense or showy but worthless things
Example
The speech was full of political trumpery.
B2 noun /ˈsɪɡ.nə.tʃər/

Signature

Meaning
a person's name written in their own handwriting as identification or authorization
Example
Please put your signature at the bottom of the document.
C2 adjective /kəˈmoʊdiəs/

commodious

Meaning
spacious and comfortable; having plenty of room
Example
They rented a commodious apartment in the city.
B1 noun /ˈsʌb.stəns/

Substance

Meaning
a particular kind of matter with uniform properties; the essential nature of something; material or content
Example
The scientist analyzed the unknown substance in the laboratory.
B1 verb /skrætʃ/

scratch

Meaning
to rub a surface or skin with something sharp or rough, often to relieve itching
Example
The cat scratched the door to be let in.
C2 noun /ˈtʊrnɪkɪt/

tourniquet

Meaning
a device used to stop bleeding by compressing blood vessels
Example
The medic applied a tourniquet to stop the bleeding.
C2 verb /ˌɪntərˈlɒk/

interlock

Meaning
to fit or connect together securely so that two or more things are joined
Example
The gears interlock to ensure smooth movement of the machine.
C2 adjective /ˈnæti/

natty

Meaning
Neat, stylish, and fashionable in appearance.
Example
He looked very natty in his new suit.
B1 adverb /ˈnjuːli/

newly

Meaning
in a new or recent manner
Example
She has newly renovated her house.
A2 noun /ˈtɜːrki/

turkey

Meaning
a large bird native to North America, often eaten at special occasions like Thanksgiving; also the meat of this bird.
Example
We roasted a turkey for Thanksgiving dinner.
C1 noun /ˈdʒɑːr.ɡən/

jargon

Meaning
Specialized or technical language used by a particular group or profession.
Example
The lawyer’s explanation was full of legal jargon.
B2 noun /ˈsæb.ə.tɑːʒ/

Sabotage

Meaning
deliberate destruction of equipment or disruption of activities
Example
The factory was shut down due to an act of sabotage.
C1 noun /ˈprɒmɪnəns/

prominence

Meaning
The state of being important, famous, or easily noticed.
Example
Her work gained prominence after the award.
C1 verb /kəmˈprɛs/

compress

Meaning
to press or squeeze something so that it becomes smaller
Example
The file was compressed to save storage space.
C2 adjective /ˈɡær.ə.ləs/

Garrulous

Meaning
excessively talkative, especially on trivial matters; chatty and rambling in speech
Example
The garrulous old man at the coffee shop would talk for hours about his travels.
C2 noun səˈtaɪ.ə.ti

satiety

Meaning
The feeling of being satisfied or full, especially with regard to food.
Example
High-fiber foods provide longer satiety.
B1 verb /əˈdæpt/

adapt

Meaning
to adjust or change something to suit new conditions or situations
Example
He quickly adapted to the new environment.
C1 verb /lɜːrk/

lurk

Meaning
to remain hidden so as to wait for an opportunity to attack or observe
Example
A stranger lurked in the shadows.
A2 verb /sɔːrt/

sort

Meaning
to arrange or categorize something
Example
Please sort the files by date.
C2 noun /sfɪˈrɒmɪtər/

spherometer

Meaning
An instrument used for measuring the curvature of spherical surfaces.
Example
The scientist used a spherometer to measure the lens curvature.
B2 noun /wæks ˈkændəl/

Wax-candle

Meaning
a cylinder of wax with a wick through it that burns to give light
Example
We lit a wax candle during the power outage.
B2 verb /reɪl/

rail

Meaning
to complain or protest strongly about something
Example
He railed against the unfair decision.
B2 adjective /ˌʌnɪnˈtenʃənəl/

Unintentional

Meaning
not done on purpose; accidental
Example
The damage to the car was unintentional.
C1 verb /ˈmɛdəl/

meddle

Meaning
to interfere in something that is not one's concern
Example
He always tries to meddle in other people’s business.
C1 adjective /ˈpɑːr.dən.ə.bəl/

Pardonable

Meaning
able to be forgiven; excusable
Example
His mistake was pardonable given the difficult circumstances.
A1 preposition, adverb /əˈlɔːŋ/

along

Meaning
moving in a constant direction on (a road, path, or surface)
Example
We walked along the river.
B1 noun /ˈriː.dʒən/

Region

Meaning
a particular area or part of a country or the world
Example
This region is famous for its wine production.
C1 verb /smɪr/

smear

Meaning
to spread or apply a substance messily; to damage someone's reputation with false or unfair words
Example
The child smeared paint across the wall.
B2 adverb dɪˈlɪb.ər.ət.li

deliberately

Meaning
Consciously and intentionally; on purpose.
Example
The actions were deliberately planned to cause harm.
C2 noun/verb /ˈkɜːrtsi/

curtsy

Meaning
a respectful bow made by women by bending the knees with one foot in front of the other
Example
She gave a quick curtsy before leaving the stage.
B1 adverb /praɪˈmɛrɪli/

primarily

Meaning
for the most part; mainly
Example
She is primarily responsible for managing the finances.
B1 noun/adjective /ˈsmoʊ.kɪŋ/

smoking

Meaning
The act of inhaling and exhaling the smoke of tobacco or other substances; wearing a tuxedo (adjective, formal context).
Example
Smoking is prohibited inside the building.
B2 adjective /ˌhɒrɪˈzɒntəl/

horizontal

Meaning
parallel to the horizon; flat and level from side to side
Example
The table must be perfectly horizontal to keep the glass from sliding.
C2 adjective /ˈbrætɪʃ/

brattish

Meaning
acting like a spoiled child; behaving in an annoying, self-centered way
Example
The brattish boy threw a tantrum when he didn’t get his toy.
C1 noun /ɪkˈskriːʃən/

excretion

Meaning
the process of eliminating waste matter from the body
Example
Excretion is vital for maintaining a healthy body.
B2 adjective /ɪnˈvaɪrənmənt ˈfrɛndli/

environment-friendly

Meaning
Designed or produced in a way that causes minimal harm to the environment, often using sustainable materials and processes that reduce ecological impact.
Example
Environment-friendly products are designed to reduce ecological damage.
B1 noun ˈɔːdioʊ ˈlɛsənz

audio lessons

Meaning
Educational content delivered through sound recordings, typically used for language learning and skill development.
Example
Audio lessons are useful for listening skills.
C2 noun /mʌsk/

Musk

Meaning
a strong-smelling substance secreted by certain animals, used in perfumes and traditional medicine
Example
The perfume contained natural musk that gave it an exotic fragrance.
B2 adjective /ˈʌl.tɪ.mət/

Ultimate

Meaning
being the best or most extreme example of its kind; final; last
Example
This is the ultimate test of your skills.
B2 noun /ˈkænvəs/

canvas

Meaning
A strong, coarse cloth used for tents, sails, or painting.
Example
The artist prepared a canvas for his new painting.
B2 noun /ˈswɒl.oʊ/

Swallow

Meaning
a small migratory bird with long wings and a forked tail
Example
The swallow built its nest under the roof.
C1 noun /ˈhʌbʌb/

hubbub

Meaning
a loud noise caused by a crowd of people talking or shouting
Example
There was a hubbub in the market as the sale began.
C2 noun /ləˈdʒɪʃən/

logician

Meaning
A person skilled in logic and reasoning.
Example
Aristotle is considered one of the greatest logicians in history.
A2 noun /ˈɔːtoʊ/

auto

Meaning
A motor vehicle, especially a car.
Example
He drove his auto to the market.
C2 adjective /ˈmɒnɪtəri/

monitory

Meaning
Giving a warning or cautionary advice; serving to warn.
Example
His monitory tone made everyone cautious about their next move.
B1 noun /hoʊst/

Host

Meaning
a person who receives or entertains other people as guests; a large number of things
Example
The gracious host welcomed all the guests with warm smiles and refreshments.
A2 adverb /ˈnoʊwɛr/

Nowhere

Meaning
not anywhere; in no place
Example
I searched everywhere but the keys were nowhere to be found.
C2 adjective /rɪˈfræktəri/

refractory

Meaning
Stubborn or resistant to control, authority, or treatment.
Example
The refractory child refused to follow the teacher's instructions.
C1 adjective /ˈstraɪ.dənt/

strident

Meaning
loud and harsh; presenting a point of view in a forceful way
Example
His strident voice made the debate uncomfortable.
C1 adjective /ˈhɛlθfəl/

healthful

Meaning
Promoting good health; beneficial to health.
Example
A healthful diet includes fresh fruits and vegetables.
C1 verb /ˈklæmbər/

clamber

Meaning
to climb with effort or difficulty, often using both hands and feet
Example
The children clambered over the rocks to reach the cave.
C2 adjective /ɪnˈvaɪələt/

inviolate

Meaning
free from violation, injury, or desecration; kept safe and untouched
Example
The ancient temple remained inviolate for centuries.
A2 noun ˈpʌblɪk træns ˈpɔːt

public transport

Meaning
Transportation systems available for use by the general public, typically including buses, trains, and metros.
Example
Public transport systems are essential for reducing traffic congestion.
B2 noun /ˌvɪz.ɪˈbɪlɪti/

visibility

Meaning
The state of being able to see or be seen; exposure or prominence.
Example
Increased visibility on social media can help businesses grow.
C1 noun /əˈsɪdɪti/

acidity

Meaning
the quality or degree of being acidic; the amount of acid present in a substance
Example
The acidity of the soil affects how well crops grow.
C1 noun ɪɡˌzæs.pəˈreɪ.ʃən

exasperation

Meaning
Extreme irritation or frustration.
Example
He sighed in exasperation after hearing the same excuse again.
B2 adverb /ˈmɒdərətli/

moderately

Meaning
to a reasonable extent, not excessively
Example
She exercises moderately to stay healthy.
A2 adjective /ˈɑːnɪst/

honest

Meaning
free of deceit and untruthfulness; sincere
Example
She is known as an honest and trustworthy person.
C1 noun /tækˈsɒnəmi/

taxonomy

Meaning
The science or practice of classifying things, especially organisms.
Example
Modern taxonomy helps scientists organize and study biodiversity.
B1 adjective /kənˈtroʊld/

controlled

Meaning
managed or regulated carefully; kept within limits
Example
The experiment was conducted in a controlled environment.
C1 noun/verb /ˈɡlɪmər/

glimmer

Meaning
A faint or wavering light; to shine with a faint light.
Example
A glimmer of hope shone in her eyes.
C1 adjective /pərˈtɜːrbd/

perturbed

Meaning
feeling anxious, unsettled, or disturbed
Example
He looked perturbed after hearing the bad news.
C2 verb /sɪˈkwɛstreɪt/

sequestrate

Meaning
To take legal possession of assets until a debt is paid or disputes are resolved.
Example
The court decided to sequestrate the company's property.
C1 adjective /ɪnˈsʌf.ər.ə.bəl/

insufferable

Meaning
Too extreme to bear; intolerable.
Example
The heat during the summer was insufferable.
A1 adjective /lɔːŋ/

Long

Meaning
having great length; extended in distance or time
Example
The long road stretched for miles ahead.
B2 verb /ɡrænt/

grant

Meaning
to give or allow someone to have; to admit or agree
Example
The university granted him a scholarship.
B1 noun /ˈpraɪ.və.si/

Privacy

Meaning
the state of being alone and not watched or disturbed by other people; the right to keep your personal information secret
Example
Everyone has the right to privacy.
A2 noun /deθ/

Death

Meaning
the end of life; the permanent cessation of vital functions
Example
The death of the great leader was mourned by the entire nation.
B2 noun ˈəʊnəʃɪp

ownership

Meaning
The act, state, or right of possessing something; legal title to something.
Example
Ownership of resources was crucial.
C1 adjective /ɪnˈstɪŋk.tɪv/

instinctive

Meaning
Based on instinct; done without conscious thought; natural and automatic.
Example
His instinctive reaction saved his life.
C1 noun /ˈfɔːls.hʊd/

Falsehood

Meaning
the state of being untrue; a lie
Example
The politician was caught spreading falsehoods about his opponent.
A2 noun ˈɑːrɡjumənt

argument

Meaning
A reason or set of reasons given with the aim of persuading others that an action or idea is right or wrong.
Example
His argument was based on majority.
C2 verb /ˈsæŋktɪfaɪ/

sanctify

Meaning
to make holy or sacred; to purify
Example
The priest will sanctify the marriage ceremony.
C2 verb /dɪˈspɒnd/

despond

Meaning
to lose confidence or hope; to become dejected
Example
After repeated failures, he began to despond.
B2 noun /ˈlɪvər/

liver

Meaning
a large organ in the body that cleans the blood and produces bile to help digest food.
Example
The liver plays a vital role in removing toxins from the body.
C1 adjective /dɪˈɡreɪdɪd/

degraded

Meaning
Reduced in quality, dignity, or condition.
Example
The villagers were forced to live in degraded conditions.
C1 adjective /ʌnˈkuːθ/

uncouth

Meaning
Lacking good manners, refinement, or grace; awkward or rough.
Example
His uncouth behavior shocked the guests at the party.
C1 adjective /kəmˈpensətɔːri/

compensatory

Meaning
serving to make up for a loss, damage, or injury
Example
The court awarded him compensatory damages.
C2 verb /ˈɡræn.jʊ.leɪt/

granulate

Meaning
To form or cause to form into grains or small particles.
Example
The sugar began to granulate as it cooled.
C1 noun /əˈduː/

ado

Meaning
a fuss or unnecessary activity; trouble or difficulty
Example
Without further ado, let’s begin the ceremony.
C2 noun /ˈfɪli/

filly

Meaning
a young female horse
Example
The filly ran swiftly across the meadow.
A2 verb /faɪt/

fight

Meaning
to engage in battle or combat; to struggle against
Example
The soldiers fight for their country.
C1 adjective /təˈren.ʃəl/

Torrential

Meaning
falling rapidly in copious streams; extremely heavy rainfall
Example
The torrential rain flooded the streets within hours.
C1 adjective /ˌhɑːrdˈhɑːrtɪd/

hard-hearted

Meaning
showing no kindness or sympathy; cruel
Example
The landlord was hard-hearted and refused to help the poor family.
B2 adjective /ˈhez.ɪ.tənt/

Hesitant

Meaning
uncertain or unwilling to act; showing doubt or reluctance
Example
She was hesitant to accept the job offer.
A2 noun /ˈtrævələr/

traveller

Meaning
A person who is on a journey or frequently travels to different places.
Example
The traveller set out early in the morning to explore new lands.
A2 verb /ʃeɪk/

shake

Meaning
to move quickly back and forth; to tremble
Example
The earthquake made the building shake.
A2 verb /ˈmɪsɪŋ/

missing

Meaning
Being without or lacking; failing to be present or included.
Example
Many youths are missing economic opportunities.
B2 noun /plæˈtoʊ/

plateau

Meaning
an elevated flat area of land or a period of little change
Example
After months of growth, sales reached a plateau.
C1 verb /əˈbɔːrt/

abort

Meaning
to stop a process or action before it is completed; to end a pregnancy deliberately
Example
The pilot decided to abort the mission due to bad weather.
A2 noun /ˈdɛsktɒp/

desktop

Meaning
a computer designed to be used on a desk, typically with a separate monitor, keyboard, and mouse
Example
I keep my documents on the desktop for easy access.
C1 noun /ˌtes.tɪˈmoʊ.ni.əl/

Testimonial

Meaning
a formal statement testifying to someone's character and qualifications
Example
The professor wrote a glowing testimonial for her former student.
C1 adjective, noun /əbˈzɔːrbənt/

absorbent

Meaning
able to soak up liquid, moisture, or energy easily; a material or substance that absorbs
Example
This towel is highly absorbent and dries quickly.
C2 adjective /ˈʌndjʊləs/

undulous

Meaning
Having a wavy surface or form.
Example
The artist painted the undulous sea at sunset.
C1 verb /prɪˈkluːd/

preclude

Meaning
To prevent something from happening; to make impossible.
Example
Heavy rain precluded the possibility of a picnic.
A2 noun /wɜːrθ/

Worth

Meaning
the value equivalent to that of someone or something; the level at which someone or something deserves to be valued
Example
The painting is worth thousands of dollars.
B1 adjective /səˈpəʊzd/

supposed

Meaning
generally believed or assumed, but not necessarily true
Example
This is the supposed solution to the problem.
B2 adjective /kənˈdʒɛstɪd/

congested

Meaning
Blocked up with too much traffic or crowding.
Example
The road was congested during rush hour.
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.
C1 exclamation /juˈriːkə/

eureka

Meaning
An exclamation used to express a sudden discovery or realization.
Example
When the solution finally came to him, he shouted, 'Eureka!'
C1 verb /ɪnˈklaɪn/

incline

Meaning
to feel willing or favorably disposed toward something; to bend or tilt
Example
She is inclined to agree with the proposal.
B1 noun /prəˌnʌnsiˈeɪʃən/

pronunciation

Meaning
the way a word or language is spoken; the act or result of pronouncing words
Example
Her pronunciation of French words has improved significantly.
B1 adjective /ʃɛrd/

shared

Meaning
used, done, or experienced by two or more people together
Example
They live in a shared apartment near the university.
C1 verb /əˈseɪl/

assail

Meaning
to attack violently, either physically or with words
Example
The politician was assailed with difficult questions.
C1 noun /ˈflæn.əl/

Flannel

Meaning
a soft woven fabric, typically made of wool or cotton and slightly milled and raised
Example
He wore a warm flannel shirt in winter.
C2 verb /ˈmɒlɪfaɪ/

mollify

Meaning
To calm or soothe someone's anger or anxiety.
Example
The manager tried to mollify the angry customers with discounts.
B2 adjective /ˈrɪski/

risky

Meaning
Involving the possibility of danger, harm, or loss
Example
Investing in that startup is risky but could bring high rewards.
C1 noun /meər/

Mare

Meaning
an adult female horse
Example
The beautiful mare galloped across the meadow.
C2 adjective /ˈmjuːtəbl/

mutable

Meaning
Capable of change or alteration.
Example
Human emotions are mutable and can shift rapidly.
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.
B2 noun/verb /pɜːrk/

perk

Meaning
A benefit or advantage associated with a job; or to become more lively or cheerful.
Example
One of the perks of working here is free lunch every Friday.
C2 adjective /ˈnjuː.mər.ə.bəl/

Numerable

Meaning
capable of being counted; countable
Example
The stars in the sky are not numerable.
A2 noun /ˈfɪŋ.ɡər/

Finger

Meaning
any of the four long thin parts of the hand (or five, if the thumb is included)
Example
She pointed with her finger to show the direction to the museum.
B2 noun /ˈskriːnɪŋ/

screening

Meaning
the act of examining or testing people to detect disease or evaluate suitability; a showing of a movie or program
Example
The hospital offered free health screening for all employees.
B2 noun /ˈpjʊə.rɪ.ti/

Purity

Meaning
the state of being pure; cleanness or freedom from contamination
Example
The purity of the mountain water was remarkable.