trillion
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B2 noun /ˈtrɪl.jən/

trillion

Meaning
a number equal to 1,000 billion, or 10^12
Example
The company's worth has risen to over a trillion dollars.
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 ˈθrɛʃhəʊld

threshold

Meaning
A point of entry or beginning; the magnitude or intensity that must be exceeded for a certain reaction to occur.
Example
Once the threshold for pest population is reached, measures must be taken.
C1 adjective /flæmˈbɔɪənt/

flamboyant

Meaning
showy, strikingly bold or colorful; confident and lively
Example
His flamboyant style drew everyone's attention at the party.
C2 adjective /rɪˈflɛktɪbəl/

reflectible

Meaning
capable of being reflected, as light or an image
Example
The surface of the lake is highly reflectible in the morning sun.
C1 noun /dɪn/

din

Meaning
a loud, unpleasant, and prolonged noise
Example
The din of traffic outside made it hard to concentrate.
A1 noun /tiː/

Tea

Meaning
a hot drink made by pouring boiling water onto dried leaves
Example
We drink tea every morning at breakfast.
B2 adjective /ʌnˈwel.kəm/

Unwelcome

Meaning
not wanted or accepted; not invited or pleasant
Example
The unwelcome news ruined their vacation plans.
B2 noun /ˈpɪs.təl/

Pistol

Meaning
a small gun that can be held and fired with one hand
Example
The officer drew his pistol from the holster.
C2 noun /proʊˈdʒɛnɪtər/

progenitor

Meaning
a direct ancestor; a person or thing that originates something
Example
Researchers traced the custom back to a common progenitor.
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.
C2 noun ˌɒbfəsˈkeɪʃən

obfuscation

Meaning
The action of making something obscure, unclear, or unintelligible.
Example
The obfuscation of the data made it difficult to interpret.
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.
B2 adjective /ænˈtɑːrktɪk/

antarctic

Meaning
relating to the region around the South Pole
Example
The Antarctic region is known for its extreme cold and icy landscapes.
C1 verb /ˈskʌt.əl/

scuttle

Meaning
To run hurriedly with short, quick steps; or to deliberately sink a ship.
Example
The children scuttled back to their seats when the teacher entered.
C2 verb /ˈtɛmpəˌraɪz/

temporize

Meaning
To delay making a decision or taking action in order to gain time.
Example
The politician temporized when asked about the controversial issue.
C2 adjective /ɪnˈkɒntɪnənt/

incontinent

Meaning
lacking control over urination or defecation; lacking self-restraint
Example
The patient was incontinent after surgery.
B2 noun ɔːˈɡæn.ɪk fuːdz

organic foods

Meaning
Food produced without the use of chemicals such as artificial pesticides, fertilizers, or other artificial agents.
Example
Organic foods are healthier than processed foods.
C1 adjective /ˈdʒɑː.rɪŋ/

jarring

Meaning
Striking or shocking in a way that creates a strong contrast or clash.
Example
The sudden loud noise was jarring to everyone in the room.
C2 adverb /ʌnˈɜːrɪŋli/

unerringly

Meaning
Without making any mistakes; always accurate
Example
The archer aimed unerringly at the target.
C2 noun /ˈtæksɪˌdɜːrmi/

taxidermy

Meaning
The art of preparing, stuffing, and mounting the skins of animals for display.
Example
The museum had a large collection of taxidermy animals.
C2 noun /flæks/

flax

Meaning
a plant whose fibers are used to make linen and whose seeds are edible
Example
Flax is often used in making linen fabrics.
B2 adverb /ˈneɪmli/

Namely

Meaning
that is to say; specifically; to be precise
Example
Three cities, namely Paris, London, and Rome, were visited.
C1 adjective /ˈbed.rɪd.ən/

Bedridden

Meaning
confined to bed; unable to leave one's bed due to illness or infirmity
Example
The elderly man has been bedridden for several months.
B2 adjective /ʌnˈɡreɪt.fəl/

Ungrateful

Meaning
not feeling or showing thanks for something done or given; not appreciating kindness
Example
She felt he was ungrateful for all the help she had given him.
B2 noun ˌjuːtɪlaɪˈzeɪʃən

utilization

Meaning
The action of making practical and effective use of something.
Example
Increased plastic utilization calls for better waste management.
C2 adjective /eɪˈrɪðmɪk/

arrhythmic

Meaning
Lacking a regular rhythm or beat.
Example
The patient had an arrhythmic heartbeat.
B2 adjective /ˈpɑːr.ʃəl/

Partial

Meaning
incomplete; showing bias or prejudice
Example
The judge gave a partial decision in favor of the defendant.
C1 noun /bəˈtæljən/

battalion

Meaning
A large body of soldiers ready for battle, typically consisting of several companies.
Example
The battalion was deployed to the front line.
C2 verb /dɪˈnɒmɪˌneɪt/

denominate

Meaning
to give a name or designation to something
Example
The currency was denominated in dollars.
A2 adjective /ˈlʌki/

lucky

Meaning
having good fortune or favorable circumstances
Example
She felt lucky to have such supportive friends.
C1 noun ˈmaɪ.krəʊˌnjuː.tri.ənts

micronutrients

Meaning
Essential nutrients required by organisms in small quantities throughout life to orchestrate a range of physiological functions.
Example
Micronutrients are essential for cellular function.
B1 adjective /strɪkt/

Strict

Meaning
demanding exact conformity to rules; severe; rigorous
Example
The teacher is very strict about homework deadlines.
C1 noun /səˈsteɪnəbl ˈæɡrɪkʌltʃər/

sustainable agriculture

Meaning
Farming practices that meet current food needs while preserving environmental resources and maintaining the ability to produce food for future generations through ecologically sound methods.
Example
Sustainable agriculture practices protect the environment while ensuring food security.
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 noun ˌpʌŋkˈtʃʊəlɪti

punctuality

Meaning
The quality of being on time; the habit of arriving or doing things at the agreed or proper time.
Example
Punctuality is a valued trait in professional settings.
B2 adverb /ˈmæn.ju.ə.li/

Manually

Meaning
by hand; using physical effort rather than machines
Example
The data was entered manually into the system.
B1 noun /ˈmɪnɪstər/

minister

Meaning
a head of a government department; a person who leads a church
Example
The finance minister announced new tax policies.
A2 adjective /taɪt/

tight

Meaning
firmly held in place, not loose or slack
Example
The knot was too tight to untie.
B2 adjective /ˈtʃuːzi/

choosy

Meaning
very careful in choosing; selective
Example
She is very choosy about the clothes she wears.
C2 verb /əˈbreɪd/

abrade

Meaning
to scrape or wear away the surface by friction or erosion
Example
The rough cloth can easily abrade the skin.
B2 noun /ˈbækɪŋ/

Backing

Meaning
help or support; financial or material support
Example
The project received backing from several major investors.
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.
A1 adjective /mʌm/

Mum

Meaning
silent; saying nothing; keeping quiet
Example
He kept mum about the surprise party plans.
C1 adjective /ˈfænsiːd/

fancied

Meaning
imagined, desired, or believed without evidence
Example
He is a fancied suitor in the eyes of the young lady.
C1 adjective /nɑːkˈtɜr.nəl/

Nocturnal

Meaning
active at night; happening during the night
Example
Owls are nocturnal animals that hunt at night.
B2 verb /ədˈmɪnɪstər/

administer

Meaning
to manage or control the running of; to give or apply medicine or treatment
Example
The nurse will administer the vaccine to all patients.
A2 noun /əˈpɑːrtmənt/

apartment

Meaning
a set of rooms forming a residence within a building
Example
She rented an apartment in the city center.
B2 adjective /ˌɪnsɪˈkjʊə/

insecure

Meaning
not confident or assured; uncertain and anxious
Example
She felt insecure about her performance in the exam.
B2 noun ˈɡrætɪtjuːd

gratitude

Meaning
The quality of being thankful; readiness to show appreciation.
Example
Gratitude towards the martyrs is a moral duty.
B2 noun /ˈleɪbərər/

laborer

Meaning
a person who does physical work, especially work that requires strength rather than skill
Example
The laborer worked long hours at the construction site.
C1 adjective /ˌɪrɪˈprɛsəbl̩/

irrepressible

Meaning
Impossible to control or restrain.
Example
She had an irrepressible urge to laugh during the speech.
A2 verb əˈnaʊnst

announced

Meaning
To make a public and typically formal declaration about a fact, occurrence, or intention.
Example
The mission was announced publicly.
C2 noun /baɪt/

bight

Meaning
A bend or curve in a geographical feature, especially a coastline, or a loop in a rope.
Example
The sailors anchored in the calm waters of the bight.
C1 noun ˈtær.ɪf

tariff

Meaning
A tax or duty to be paid on a particular class of imports or exports.
Example
The government imposed high tariffs on luxury goods.
B2 noun /ɪnˈtɛnsəti/

intensity

Meaning
The quality of being extreme, strong, or forceful in degree.
Example
The intensity of the storm frightened the villagers.
B2 noun /ˈtek.staɪl/

textile

Meaning
a type of cloth or woven fabric made by knitting or weaving fibers
Example
Bangladesh is famous for its high-quality textile industry.
A2 noun /ˈsiː.nər.i/

Scenery

Meaning
the natural features of a landscape; the painted background used on a theater stage
Example
The mountain scenery was breathtakingly beautiful.
C2 noun /səˈnɛs.əns/

senescence

Meaning
The process of growing old or the condition of aging.
Example
The biologist studied senescence in plants to understand aging.
C1 noun /ˈtɪt.bɪt/

Titbit

Meaning
a small piece of tasty food; a small interesting piece of information
Example
She served delicious titbits at the party.
A2 adverb /ˈsʌm.weər/

Somewhere

Meaning
in or at some place; in an unspecified location
Example
I left my keys somewhere in the house.
B2 adjective /ˈdʒuːsi/

juicy

Meaning
Full of juice; succulent; also used to describe something exciting or scandalous.
Example
The steak was so juicy that it melted in my mouth.
C1 adjective ˈtæktɪkəl

tactical

Meaning
Relating to or constituting actions carefully planned to gain a specific military or political end.
Example
Tactical thinking is crucial in business negotiations.
B1 verb /ʃuːt/

shoot

Meaning
to fire a bullet or arrow from a weapon; to take a photograph or film
Example
He learned how to shoot a bow and arrow.
A1 verb /ʃoʊ/

show

Meaning
to display or present something to others; to make visible
Example
Can you show me the way to the station?
A2 noun /frɒɡ/

Frog

Meaning
a small amphibian animal that lives both in water and on land
Example
The frog jumped from the lily pad into the pond.
C2 adjective /ˈek.wə.bəl/

Equable

Meaning
calm and even-tempered; not easily disturbed
Example
He maintained an equable temperament throughout the crisis.
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.
C1 verb /məˈtɪərɪəlaɪz/

materialize

Meaning
To become real or actual; to appear suddenly or in a physical form.
Example
The opportunity he had been waiting for finally materialized.
B2 adjective /ˈprɑːspərəs/

Prosperous

Meaning
successful in material terms; flourishing financially
Example
The company became very prosperous after launching their new product.
C1 adjective ˈdɪs.pər.ət

disparate

Meaning
containing elements very different from one another.
Example
Their opinions were disparate, leading to debates.
C1 adjective /ˌfɪl.hɑːrˈmɒn.ɪk/

philharmonic

Meaning
relating to a symphony orchestra or its music
Example
The philharmonic orchestra performed a stunning rendition of Beethoven's Ninth Symphony.
C1 adjective /ˈɜːrθi/

earthy

Meaning
resembling or suggestive of earth or soil; simple, natural, and sometimes coarse
Example
The dish had a rich, earthy flavor from the mushrooms.
A2 verb /faɪt/

fight

Meaning
to engage in battle or combat; to struggle against
Example
The soldiers fight for their country.
B2 verb /ɪmˈbɛd/

embed

Meaning
to fix something firmly into a surrounding mass or context
Example
The journalist was embedded with the military unit.
B2 noun /kraɪˈtɪəriə/

criteria

Meaning
Standards or principles by which something is judged or decided.
Example
The candidates were evaluated based on strict criteria.
C1 adjective ɪˈneɪt

Innate

Meaning
Existing from birth or natural
Example
She has an innate talent for music.
C1 adjective /ˌeɪpəˈlɪtɪkəl/

apolitical

Meaning
not interested in or not connected with politics
Example
She prefers to stay apolitical and focus on her work.
A2 noun /ˈɛləˌveɪtər/

elevator

Meaning
a machine that carries people or goods up and down between floors in a building
Example
We took the elevator to the tenth floor.
C2 noun /ˌdʒiː.niˈæl.ə.ti/

geniality

Meaning
the quality of being friendly and cheerful
Example
His geniality made him popular among his colleagues.
B2 noun /ˈdɛsɪməl/

decimal

Meaning
A number system based on 10; a number expressed in the base-10 system.
Example
The number 0.75 is a decimal.
C2 adjective /ˈblɪŋkəd/

blinkered

Meaning
Having a limited or narrow outlook; unable or unwilling to consider other perspectives.
Example
His blinkered attitude stopped him from seeing the bigger picture.
C1 verb /kənˈkɜːr/

concur

Meaning
To agree with someone or something.
Example
I concur with your opinion on this matter.
B2 adjective /ɪkˈstɪr.i.ər/

Exterior

Meaning
relating to the outside part or surface of something; outer
Example
The exterior of the building was painted in bright colors.
C2 verb /bɪˈsmɪər/

besmear

Meaning
to smear or cover with a sticky or dirty substance; to soil
Example
His clothes were besmeared with mud.
C1 noun /kəˈmoʊʃən/

commotion

Meaning
A state of noisy confusion or disturbance.
Example
The sudden commotion in the market drew everyone's attention.
C2 noun /ˈɔːriˌoʊl/

aureole

Meaning
A halo or radiance surrounding the head or body, often in religious art.
Example
The painting showed the saint with an aureole around his head.
C1 adjective lɪŋˈɡwɪs.tɪk

linguistic

Meaning
Related to language or linguistics; concerning the scientific study of language.
Example
The AI model learns from linguistic patterns.
B2 noun /ˈlɪstɪŋ/

listing

Meaning
a series of items or names written or printed in a specific order
Example
The listing of available jobs was updated daily.
B2 noun /proʊˈbeɪʃən/

probation

Meaning
a period of testing or supervision, especially for offenders or new employees
Example
He was placed on probation for six months.
C1 adjective /pəˈmɪs.ɪv/

permissive

Meaning
Allowing or characterized by great or excessive freedom of behavior; very lenient or indulgent.
Example
Permissive parenting can sometimes lead to a lack of discipline in children.
B2 noun/verb /stʌnt/

stunt

Meaning
a daring or unusual action performed for entertainment or publicity; to hinder growth or development
Example
The actor performed a dangerous stunt in the movie.
C2 verb ˈɪnʌndeɪt

inundate

Meaning
To flood; overwhelm someone or something with things or people to be dealt with
Example
The company was inundated with requests after the advertisement.
B2 verb /ˈbænɪʃ/

banish

Meaning
to send someone away from a place as punishment; to get rid of
Example
The king banished the traitor from the kingdom.
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.
B2 noun /pæd/

pad

Meaning
a small cushion or block of soft material; also a set of sheets of paper fastened together
Example
He wrote her phone number on a yellow pad.
B2 adverb /ʌnˈplɛzəntli/

unpleasantly

Meaning
in a way that causes discomfort, annoyance, or displeasure; in an unfriendly or disagreeable manner
Example
The room was unpleasantly hot during the afternoon.
C1 verb /rɪˈnɛɡ/

renege

Meaning
to go back on a promise, agreement, or commitment
Example
The company reneged on its promise to increase wages.
C1 noun /ˈpɒp.i siːdz/

Poppy Seeds

Meaning
tiny round seeds from the poppy plant used as a spice or garnish in cooking
Example
Poppy seeds are sprinkled on top of breads and used in Bengali curries.
C1 verb /ˈfɪdʒɪt/

fidget

Meaning
to make small movements, especially because of nervousness or impatience
Example
The child began to fidget during the long lecture.
B2 adjective /ɪnˈædɪkwət/

inadequate

Meaning
Not sufficient or good enough.
Example
The funding was inadequate to complete the project.
A2 noun /ækˈtɪv.ə.ti/

Activity

Meaning
something that you do for interest or pleasure, or in order to achieve a particular aim
Example
Physical activity is important for good health.
C2 noun /ˈvɪtrioʊl/

vitriol

Meaning
harsh and bitter criticism
Example
The politician faced vitriol from the public.
C2 verb /dɪsˈroʊb/

disrobe

Meaning
to remove one's clothes
Example
The monk disrobed before entering the river.
B2 adjective, adverb /ˈlɒŋ taɪm/

long-time

Meaning
lasting or existing for a long period of time; having continued for many years
Example
She is a long-time friend of my family.
C1 verb /jɜːrn/

yearn

Meaning
to have a deep longing or desire for something
Example
She yearned for her homeland after living abroad for years.
C1 adjective /suːˈpɜːr.flu.əs/

superfluous

Meaning
Unnecessary, especially through being more than enough.
Example
His speech contained too many superfluous details.
B2 noun /pərˈspek.tɪv/

Perspective

Meaning
a particular attitude toward or way of regarding something; a point of view; the art of representing three-dimensional objects
Example
From his perspective, the decision was completely wrong.
C1 noun ˈæŋkərɪdʒ

anchorage

Meaning
A secure holding place; a place where ships can anchor safely.
Example
The boat was anchored near the shore for safety.
B2 adjective /ʌnˈskɪld/

Unskilled

Meaning
lacking technical training or ability; not requiring special skills
Example
Many unskilled workers are looking for training opportunities.
C2 verb /ˈræm.ɪ.faɪ/

ramify

Meaning
to spread or branch out into divisions or subdivisions.
Example
The river ramifies into several smaller streams.
C2 noun /tɑːrn/

tarn

Meaning
A small mountain lake or pool.
Example
We camped near a tranquil tarn in the highlands.
C1 noun /ˌstætʃuˈɛt/

statuette

Meaning
A small statue, usually decorative or artistic.
Example
The artist won a gold statuette for his work.
A2 noun /ˈjuːnɪt/

unit

Meaning
an individual thing or person regarded as a single and complete entity
Example
Each unit in the production line is carefully tested.
A2 verb /ʃaɪn/

shine

Meaning
to give out a bright light or glow
Example
The sun will shine brightly tomorrow.
C1 noun /ˌrɛspɪˈreɪʃən/

respiration

Meaning
The process of breathing or the exchange of gases in living organisms.
Example
Respiration is essential for all living beings.
B1 noun, verb /ˈɡrædʒuət/ (noun), /ˈɡrædʒueɪt/ (verb)

graduate

Meaning
As a noun: a person who has completed a course of study; As a verb: to complete a course of study successfully.
Example
She will graduate from university next year.
B2 noun ˌɪn.təˈven.ʃən

intervention

Meaning
The action or process of intervening; involvement in a situation to improve or help it.
Example
The intervention of the UN was crucial in resolving the conflict.
B1 adjective /ˈsætɪsfaɪd/

satisfied

Meaning
Pleased or content with what has been achieved or received.
Example
He felt satisfied after finishing his project.
C2 adjective /həˈrɛtɪkəl/

heretical

Meaning
Relating to or characterized by departure from accepted beliefs or standards, especially in religion.
Example
The priest condemned the book as heretical.
C2 noun /ˈɪəri/

eyrie

Meaning
the nest of a bird of prey, such as an eagle, typically built high on a cliff or tree
Example
The eagle’s eyrie was perched high on the mountain cliff.