virulence
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C2 noun /ˈvɪrjʊləns/

virulence

Meaning
The severity or harmfulness of a disease or poison.
Example
Scientists studied the virulence of the new virus strain.
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.
C1 adjective /dɪˈlæpɪˌdeɪtɪd/

dilapidated

Meaning
Fallen into disrepair or ruin due to neglect or age.
Example
The family lived in a dilapidated house at the edge of town.
C2 noun /ˈɔːldərmən/

alderman

Meaning
An elected member of a municipal council in certain cities and towns.
Example
The alderman proposed a new plan for community parks.
C1 noun /ˈrɑːstər/

roster

Meaning
A list or plan showing people’s duties or times when they are scheduled.
Example
The manager updated the staff roster for next week.
B1 noun /aɪl/

aisle

Meaning
a passage between rows of seats or shelves
Example
She walked down the aisle to find her seat.
C2 noun /ˈpɒsi/

posse

Meaning
A group of people, often friends or a group organized to support or enforce the law.
Example
He arrived at the party with his posse of friends.
B2 verb /liːp/

leap

Meaning
to jump high or far; to move quickly with large steps
Example
The cat leaped onto the table.
A2 noun /trʌk/

truck

Meaning
a large motor vehicle for transporting goods
Example
The truck was loaded with boxes for the warehouse.
B1 adverb /ˈæŋɡrɪli/

angrily

Meaning
in a manner showing anger or strong displeasure
Example
She spoke angrily when she heard the news.
C2 adjective /ˈɪnmoʊst/

inmost

Meaning
Situated at the very heart or deepest part; most private or secret.
Example
She revealed her inmost thoughts to her closest friend.
A2 adjective /frɛʃ/

fresh

Meaning
new, recently made, or clean and pure
Example
The bread is still fresh from the oven.
C1 adjective ˈklaɪ.mət rɪˈzɪl.i.ənt

climate-resilient

Meaning
Able to cope with the adverse effects of climate change; sustainable and adaptable.
Example
Climate-resilient crops can survive extreme weather conditions.
C1 noun /sɪˈtɑːr/

Sitar

Meaning
a traditional Indian stringed musical instrument with a long neck and resonating body
Example
The sitar creates beautiful ragas in Indian classical music.
B1 adjective /ˈʌpˌkʌmɪŋ/

upcoming

Meaning
about to happen or appear
Example
The upcoming event will be held next week.
B1 noun /ˈkɔːlɪˌflaʊər/

Cauliflower

Meaning
white vegetable with a compact head of undeveloped flower buds
Example
Roasted cauliflower makes a delicious and healthy side dish.
A2 noun /ˈhɑː.bi/

Hobby

Meaning
an activity done regularly in one's leisure time for pleasure; a pastime or recreation
Example
Photography became her favorite hobby after she received a camera for her birthday.
C1 noun /ɪˈvæp.ər.ə.tɪv ˈkuː.lər/

Evaporative cooler

Meaning
a cooling device that uses water evaporation to reduce air temperature
Example
The evaporative cooler works best in dry climates.
C1 adjective /vəˈluː.mə.nəs/

voluminous

Meaning
Occupying or containing much space; large in volume, in particular.
Example
The library contained a voluminous collection of books.
A2 adjective /ˈkloʊ.sɪst/

closest

Meaning
nearest in distance or relationship
Example
He is my closest friend.
C2 verb /bɪˈhuːvz/

behooves

Meaning
third person singular form of 'behoove'; means it is proper or necessary
Example
It behooves every citizen to follow the law.
C1 noun /ˈkæn.dɚ/

candor

Meaning
The quality of being open, honest, and straightforward in speech or expression.
Example
She spoke with candor about the challenges she faced.
B2 noun, adjective /hjuːˌmænɪˈtɛəriən/

humanitarian

Meaning
A person who seeks to promote human welfare, or something relating to human welfare and compassion.
Example
The organization provides humanitarian aid to disaster victims.
C2 noun /ɪˌlɛkˈtrɑː.lə.sɪs/

electrolysis

Meaning
A chemical decomposition produced by passing an electric current through a liquid or solution.
Example
Electrolysis is used to separate hydrogen from water.
C1 verb /vaɪ/

vie

Meaning
To compete eagerly with someone in order to do or achieve something.
Example
Several companies are vying for the contract.
C2 adjective /əˈfɔːrsed/

Aforesaid

Meaning
mentioned before; previously stated
Example
The aforesaid conditions must be met before approval.
B2 noun /ˈtjuːmər/

tumor

Meaning
an abnormal mass of tissue caused by excessive cell growth
Example
The doctor found a benign tumor during the medical check-up.
C1 adjective /ɪnˈseɪʃəbl̩/

insatiable

Meaning
impossible to satisfy; always wanting more
Example
Her insatiable curiosity drove her to read every book in the library.
C2 noun /meɪs/

mace

Meaning
a ceremonial staff carried as a symbol of authority or a weapon similar to a club
Example
The guard carried a mace as a symbol of authority.
C2 noun /ˈlætɪs/

lattice

Meaning
A structure of crossed strips arranged in a grid or crisscross pattern.
Example
The garden was decorated with a wooden lattice covered in vines.
A2 adjective ˌɪn.təˈnæʃ.ən.əl

international

Meaning
Existing, occurring, or carried on between two or more nations and their citizens.
Example
International standards improve competitiveness.
B2 adjective /ˈpæn.ɪ.ki/

Panicky

Meaning
feeling or showing panic; anxious and fearful
Example
The crowd became panicky when the fire alarm sounded.
C1 noun ˌiː.kəʊˈfrend.li ˌɜː.bən.aɪˈzeɪ.ʃən

eco-friendly urbanization

Meaning
The development of cities in a way that is not harmful to the environment.
Example
Eco-friendly urbanization reduces environmental degradation.
B1 adjective /ˈiː.ɡər/

Eager

Meaning
showing keen interest; enthusiastic; having or showing desire and excitement
Example
She was eager to start her new job.
C2 noun /ˈproʊtoʊˌmɑːrtɚ/

protomartyr

Meaning
The first martyr in a cause or religion, often referring to the first Christian martyr.
Example
St. Stephen is known as the protomartyr of Christianity.
A1 pronoun/noun /lɒts/

lots

Meaning
A large number or amount of something.
Example
She has lots of friends in the city.
B2 verb /bɪˈwɛər/

beware

Meaning
to be cautious or alert about a potential danger or problem
Example
Beware of the dog near the gate.
C2 verb /ˌdɪsəˈbjuːz/

disabuse

Meaning
To free someone from a false belief or misconception.
Example
The teacher tried to disabuse the students of their misunderstanding.
C2 verb /ˈdiːɪfaɪ/

deify

Meaning
to treat or worship someone or something as a god
Example
Some fans deify their favorite celebrities.
C1 noun /ˈtriːzən/

Treason

Meaning
the crime of betraying one's country, especially by attempting to kill or overthrow the sovereign or government
Example
He was accused of treason against the state.
C2 noun /ˈbærəˌɡræf/

barograph

Meaning
an instrument that records changes in atmospheric pressure
Example
The scientist checked the barograph for pressure variations.
B1 verb /kənˈfɜːrm/

confirm

Meaning
to establish the truth, accuracy, or validity of something
Example
The hotel will confirm your reservation by email.
C2 verb /ˈdʒɛriˌmændər/

gerrymander

Meaning
to manipulate the boundaries of an electoral constituency to favor one party or class
Example
The ruling party was accused of trying to gerrymander the districts to secure more seats.
B2 noun /ˈrest.ləs.nəs/

Restlessness

Meaning
the inability to rest or relax as a result of anxiety or boredom
Example
His restlessness during the long meeting was obvious to everyone.
A2 noun /wiːl/

wheel

Meaning
a circular object that revolves on an axle and is used to move or carry things
Example
The wheel of the car broke down on the way.
C1 verb /ˈpɜːrpətreɪt/

perpetrate

Meaning
To commit or carry out, typically a harmful, illegal, or immoral act.
Example
The hackers perpetrated a massive cyber attack on the company.
C2 noun /prɪˈfɜːrmənt/

preferment

Meaning
promotion or advancement in rank, position, or office
Example
He hoped for preferment in the government office.
B2 noun /ɪmˈbærəsmənt/

embarrassment

Meaning
a feeling of self-consciousness, shame, or awkwardness
Example
Her face turned red with embarrassment after the mistake.
C1 noun ˈiː.θɒs

ethos

Meaning
The characteristic spirit of a culture, era, or community as manifested in its beliefs and aspirations.
Example
The company's ethos is built on innovation and integrity.
C2 verb /ˌmɪsæprɪˈhɛnd/

misapprehend

Meaning
to misunderstand or misinterpret something
Example
He misapprehended the teacher’s instructions and did the task incorrectly.
B1 noun /nest/

Nest

Meaning
a structure built by birds to lay eggs and shelter their young
Example
The bird built a nest in the tree.
C1 verb /rɪˈsɪprəˌkeɪt/

reciprocate

Meaning
To respond to an action or gesture by making a corresponding one.
Example
She smiled at him, and he reciprocated with a warm hug.
C1 verb /ɪkˈstræpəleɪtɪŋ/

extrapolating

Meaning
Extend the application of (a method or conclusion) to an unknown situation by assuming that existing trends will continue.
Example
Extrapolating from the current data, we can estimate the trends for next year.
C1 noun /fəˈnætɪsɪzəm/

fanaticism

Meaning
the quality of being fanatical; extreme zeal or obsession
Example
Religious fanaticism can lead to intolerance and conflict.
B1 verb /əˈtætʃ/

attach

Meaning
to join or fasten something to another thing
Example
Please attach the document to the email before sending.
A2 adverb /werˈevər/

Wherever

Meaning
In every place that; anywhere that; no matter where
Example
Wherever you go, I will follow.
B1 noun /ɪkˈsten.ʃən/

Extension

Meaning
the action of extending something; additional time or space
Example
The professor granted an extension for the assignment deadline.
B1 noun /ˈɛpɪsoʊd/

episode

Meaning
An event or part of a story, or one installment in a series.
Example
The last episode of the drama was watched by millions.
C2 adverb /ˈdɑːrklɪŋ/

darkling

Meaning
In the dark or growing dark; dimly.
Example
The forest creatures moved darkling through the night.
B2 noun ɪnˈtɛɡrɪti

integrity

Meaning
The quality of being honest and having strong moral principles; moral uprightness.
Example
Teachers' integrity fosters a positive learning environment.
B1 adjective /ˈhæn.səm/

handsome

Meaning
attractive in appearance, usually referring to men; also can mean generous or impressive in size.
Example
He looked very handsome in his new suit.
C2 adjective /ˈɜːrsaɪn/

ursine

Meaning
Relating to or resembling a bear.
Example
The man’s ursine strength amazed everyone.
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.
B2 noun /kɒt/

Cot

Meaning
a small bed, especially a portable one or one for a baby
Example
The baby sleeps peacefully in her cot.
C2 adjective /hərˈmɛtɪk/

hermetic

Meaning
Completely sealed, especially so that no air can enter or escape.
Example
The medicine was kept in a hermetic container.
C1 noun /ˈɑn.set/

Onset

Meaning
the beginning or early stages of something; the start of a medical condition
Example
The onset of winter brought heavy snowfall.
C1 noun /ˈeɪ.nəs/

Anus

Meaning
the opening at the end of the digestive tract through which waste leaves the body
Example
The doctor examined the patient's anus during the medical checkup.
B1 noun /ˌsaʊθˈwɛst/

southwest

Meaning
the direction that is between south and west; a region in that direction
Example
They traveled to the southwest of the country for their vacation.
B1 noun /ˈpoʊni/

Pony

Meaning
a small horse, typically under 14.2 hands high
Example
The children enjoyed riding the gentle pony at the farm.
B2 noun /prɪˈskrɪpʃən/

prescription

Meaning
A written order from a doctor for the preparation and administration of a medicine; also, a recommendation or authoritative rule.
Example
The doctor gave her a prescription for antibiotics.
B2 phrase kəˈlek.tɪv ˈæk.ʃən

collective action

Meaning
Action taken by a group of people working together toward a common goal or purpose.
Example
Collective action is needed to mitigate climate change.
B2 noun /ˈɑːrtɪˌfækt/

artifact

Meaning
an object made by humans, typically of historical or cultural interest
Example
The museum displayed ancient artifacts from Egypt.
B2 adjective /rɪˈspek.tɪv/

Respective

Meaning
belonging to each individual; particular to each
Example
The students returned to their respective classrooms after lunch.
C2 adjective /ˌɪnsəˈluːbriəs/

insalubrious

Meaning
Unhealthy or not conducive to well-being.
Example
They moved out of the insalubrious neighborhood for the sake of their health.
C1 adverb /ˈkrɒswaɪz/

Crosswise

Meaning
in the form of a cross; diagonally across
Example
Place the logs crosswise to build a stable fire.
C1 noun /ˌdɜːrməˈtɑːlədʒɪst/

dermatologist

Meaning
A doctor who specializes in the treatment of skin diseases.
Example
She consulted a dermatologist for her skin allergy.
C2 adjective /ˈæn.ə.daɪn/

anodyne

Meaning
Not likely to cause offense; bland or harmless. Also refers to something that relieves pain.
Example
The speaker’s anodyne remarks avoided controversy.
B2 noun /ˈsɑːrdʒənt/

sergeant

Meaning
A rank of non-commissioned officer in the armed forces or police.
Example
The sergeant gave orders to the soldiers before the mission.
C1 noun /ˈfæk.ʃən/

Faction

Meaning
a small organized dissenting group within a larger one
Example
Different factions within the party disagreed about the new policy.
C1 noun /ˈɑːrdər/

ardor

Meaning
Great enthusiasm or passion.
Example
She spoke with ardor about her new project.
C1 adjective /ˈfɑːð.ər.ləs/

fatherless

Meaning
without a father
Example
The fatherless child relied on the support of his community.
A1 adjective /ˈdɪf.ər.ənt/

different

Meaning
Not the same as another; distinct or unlike.
Example
Her opinion was completely different from mine.
B1 noun /bɪˈheɪvjər/

behavior

Meaning
The way in which one acts or conducts oneself, especially toward others.
Example
The teacher praised her good behavior in class.
C1 verb /əbˈdʌkt/

abduct

Meaning
to take someone away illegally by force or deception
Example
The criminal tried to abduct the child in broad daylight.
B2 noun /ˈleɪaʊt/

layout

Meaning
the arrangement or design of something, especially the arrangement of elements in a book, webpage, or room
Example
The designer presented a new layout for the website that was much more user-friendly.
C1 verb /fɔːrˈɡoʊ/

forgo

Meaning
to decide not to do or have something
Example
She decided to forgo dessert to maintain her diet.
B2 noun /rɪˈfreʃ.mənt/

Refreshment

Meaning
food and drink that is served as a light meal; something that refreshes
Example
We served light refreshments after the meeting.
C2 noun /ˈsɜːrtɪˌtjuːd/

certitude

Meaning
Absolute certainty or conviction about something.
Example
She spoke with certitude about the outcome of the case.
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.
C1 verb /ˈdʒenərəlaɪz/

generalize

Meaning
To make a broad statement by inferring from specific cases.
Example
It is wrong to generalize based on a few experiences.
C1 noun /ˈʌp.ʃɒt/

Upshot

Meaning
the final result or outcome of a series of events; conclusion
Example
The upshot of the meeting was a decision to postpone the project.
B1 verb /briːð/

breathe

Meaning
To take air into the lungs and send it out again.
Example
It was hard to breathe in the smoky room.
C2 noun /ˈprɪvɪti/

privity

Meaning
A close, private, or special relationship; in law, the direct connection between parties to a contract.
Example
There was no privity of contract between the supplier and the customer.
C1 adjective /wɪðˈdrɔːn/

withdrawn

Meaning
quiet and shy; not wanting to talk to others
Example
After the incident, he became withdrawn and avoided his friends.
B1 verb meɪnˈteɪn

maintain

Meaning
To keep in good condition; to preserve or sustain.
Example
Maintaining discipline in educational institutions is crucial.
A1 number /eɪt/

eight

Meaning
The number equivalent to the product of two and four; one more than seven.
Example
There are eight apples in the basket.
C2 noun /nɛˈkroʊsɪs/

necrosis

Meaning
the death of body tissue due to disease, injury, or lack of blood supply
Example
The doctor explained that the patient’s wound showed signs of necrosis.
B1 noun /ˈnætʃərəl dɪˈzæstər/

natural disaster

Meaning
a catastrophic event caused by natural processes of the Earth that results in significant damage, destruction, or loss of life
Example
The coastal town was devastated by a natural disaster.
A2 noun /ɡoʊst/

Ghost

Meaning
an apparition of a dead person believed to be able to become visible to the living; a spirit
Example
The old mansion was rumored to be haunted by the ghost of its former owner.
B1 noun /ɪkˈspres treɪn/

Express Train

Meaning
a fast train that travels between major stations with few or no intermediate stops
Example
The express train reached the destination in half the usual time.
C2 noun /ˈæstər/

Aster

Meaning
a flowering plant with daisy-like flowers that typically bloom in fall
Example
The purple asters bloomed beautifully in the autumn garden.
B2 noun /kənˈsɛnt/

consent

Meaning
permission for something to happen or agreement to do something
Example
She gave her consent before the operation.
B1 adjective /əˈmjuː.zɪŋ/

Amusing

Meaning
causing laughter or providing entertainment; funny; enjoyable
Example
The children found the clown's performance very amusing.
B1 noun /ˈɔː.θər/

Author

Meaning
a person who writes books, articles, or other written work
Example
The author spent three years writing her bestselling novel.
C2 noun /ˈmælɪt fɪʃ/

Mallet fish

Meaning
A marine fish with a hard shell-like covering, found in coastal waters
Example
The mallet fish is known for its unique protective shell covering.
B2 noun /ˈdiːlər/

dealer

Meaning
a person or business that buys and sells goods; someone who distributes
Example
The car dealer offered a discount to attract customers.
C1 adverb /suːˈpɜːb.li/

Superbly

Meaning
in an excellent or outstanding manner
Example
She performed superbly in the dance competition.
B2 verb /spreɪ/

spray

Meaning
to apply liquid to something in a fine mist
Example
She sprayed perfume on her wrist before leaving.
B1 noun /ˈsʌp.ər/

Supper

Meaning
an evening meal, typically a light or informal one
Example
We usually have supper around seven o'clock.
C2 noun /ˈʃɪbəˌlɛθ/

shibboleth

Meaning
A custom, phrase, or belief distinguishing a particular group of people, often used to identify outsiders.
Example
The phrase became a political shibboleth during the campaign.
A2 adverb /əˈpɑːrt/

Apart

Meaning
separately; away from each other; in pieces
Example
The two buildings are far apart from each other.
C1 noun /brɪˈɡeɪd/

brigade

Meaning
A large group of people organized for a specific purpose, especially a military unit.
Example
The fire brigade arrived quickly to put out the flames.
C1 noun /ˈrɛ.trəʊ.fɪt.ɪŋ/

retrofitting

Meaning
The addition of new technology or features to older systems.
Example
The building underwent retrofitting to meet new safety standards.
C1 noun /ˌmɒd.jʊˈleɪ.ʃən/

modulation

Meaning
The process of varying or controlling something.
Example
Proper modulation of voice enhances communication skills.
A2 adjective /ɡreɪ/

Grey

Meaning
having a color between black and white
Example
The grey clouds indicated that rain was coming.
B2 verb /səʊ/

sew

Meaning
to join pieces of fabric or material together using a needle and thread
Example
She learned to sew her own clothes at an early age.
B2 noun dɪˈstrækʃən

distraction

Meaning
Something that prevents concentration or takes attention away from something else.
Example
Distraction during study time can hinder learning.
B2 adjective /ˈɡlɔːr.i.əs/

Glorious

Meaning
magnificent; famous; having great beauty or splendor
Example
The sunset was absolutely glorious.
B2 adjective /aʊtˈreɪdʒəs/

outrageous

Meaning
Shockingly bad or excessive; very unusual or amusing.
Example
The comedian told an outrageous joke.
A2 verb /tʊr/

Tour

Meaning
to travel around a place for pleasure or to perform
Example
The band will tour several cities this summer.
C1 adjective /koʊˈɪnsɪdənt/

coincident

Meaning
Occurring at the same time; occupying the same position in space or time.
Example
The festival was coincident with the national holiday.