deltaic landscape
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C1 noun delˈteɪɪk ˈlændskeɪp

deltaic landscape

Meaning
A geographical area formed by sediment deposits at the mouth of a river, creating a triangular land formation.
Example
Bangladesh has a unique deltaic landscape.
C1 noun ˈdaɪ.nə.sti

dynasty

Meaning
A line of hereditary rulers of a country; a succession of people from the same family who play a prominent role in business, politics, or another field.
Example
The Ming dynasty ruled China for centuries.
C1 noun /mɪˈtrɒp.ə.lɪs/

Metropolis

Meaning
A very large city, especially the main city of a country or region
Example
New York is a bustling metropolis with millions of residents.
C1 adjective /ˌʌnəˈfɛktɪd/

unaffected

Meaning
Not influenced or touched by something; genuine and natural.
Example
He remained unaffected by the criticism and kept working hard.
C1 noun /ˈlæt.ɪ.tuːd/

Latitude

Meaning
the angular distance of a place north or south of the earth's equator; freedom to act or think
Example
The GPS device showed our exact latitude and longitude coordinates on the map.
C1 noun /ˈkaʊn.tə.nəns/

countenance

Meaning
a person's face or expression; support or approval
Example
Her cheerful countenance brightened the room.
C1 noun/adjective /fɔːrˈboʊdɪŋ/

foreboding

Meaning
A feeling that something bad will happen; ominous.
Example
She felt a deep sense of foreboding as she entered the abandoned house.
C1 noun ˌɪntədɪˈpɛndənsi

interdependency

Meaning
The dependence of two or more people or things on each other.
Example
The interdependency of the countries led to greater cooperation.
C1 adjective /ˌsuː.pəˈsɒn.ɪk/

Supersonic

Meaning
faster than the speed of sound; relating to speeds greater than the speed of sound
Example
The supersonic jet broke the sound barrier.
C1 adjective /ˈper.ɪ.ləs/

perilous

Meaning
Full of danger or risk; hazardous and threatening.
Example
The explorers took a perilous journey.
C1 adverb spɒnˈteɪnɪəsli

spontaneously

Meaning
In a spontaneous way; naturally and without planning or external cause.
Example
Children learn spontaneously through peer interactions.
C1 adjective /ˈtʃɪə.ləs/

Cheerless

Meaning
lacking happiness or comfort; gloomy; depressing; without cheer
Example
The old house looked cheerless and abandoned in the winter rain.
C1 adjective /ˈɒptɪməm/

optimum

Meaning
Most conducive to a favorable outcome; best.
Example
To achieve optimum results, we need to improve efficiency.
C1 adjective deft

deft

Meaning
Neatly skillful and quick in one's movements; dexterous and adroit.
Example
The artist's deft hands created a masterpiece.
C1 noun /ˈælkəmi/

alchemy

Meaning
A medieval practice combining elements of chemistry and philosophy, aimed at transforming matter, especially turning base metals into gold.
Example
Medieval scientists devoted their lives to alchemy.
C1 adjective /ˌbaɪˈlæt.ər.əl/

bilateral

Meaning
An agreement or relationship between two parties that is mutual, two-sided, or reciprocal.
Example
The two countries signed a bilateral trade agreement.
C1 noun /ˈmeɪ.triˌɑːrk/

matriarch

Meaning
A woman who is the head of a family or community.
Example
The matriarch of the family made all important decisions.
C1 verb /priːn/

preen

Meaning
To groom or dress oneself with care; to show pride in one's appearance.
Example
She preened in front of the mirror before leaving for the party.
C1 verb /uːz/

ooze

Meaning
to slowly flow or leak out through small openings or pores
Example
Blood began to ooze from the small cut.
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 adjective /ˈtæti/

tatty

Meaning
Worn out, shabby, or in poor condition.
Example
The sofa looked old and tatty after years of use.
C1 adjective /ˌʌnrɪˈfaɪnd/

unrefined

Meaning
not processed or purified; lacking polish or sophistication
Example
The unrefined oil must be processed before it can be used as fuel.
C1 noun /ˈskaɪ.lɑːrk/

Sky-Lark

Meaning
a small brown bird known for singing while flying high in the sky
Example
The skylark sang beautifully as it soared above the meadow.
C1 noun /ˈtɜːrbjələns/

turbulence

Meaning
Violent or unsteady movement of air, water, or some other fluid; disorder or conflict.
Example
The plane experienced severe turbulence during the flight.
C1 verb /ˈʌndərkʌt/

undercut

Meaning
to sell at a lower price than a competitor; to weaken or undermine something
Example
The company tried to undercut its rivals by offering lower prices.
C1 verb /əbˈstrʌkt/

obstruct

Meaning
to block or hinder progress; to prevent or impede movement
Example
The fallen tree obstructed the road for several hours.
C1 verb /ˈsenʃər/

censure

Meaning
to criticize severely; to express strong disapproval
Example
The committee censured the politician for his misconduct.
C1 noun /ˌkɒŋɡrɪˈɡeɪʃən/

congregation

Meaning
a group of people assembled for religious worship or a common purpose
Example
The congregation gathered to hear the sermon.
C1 adjective /ˈdɪzməl/

Dismal

Meaning
gloomy; depressing; causing sadness or despair
Example
The weather was dismal with heavy rain and dark clouds.
C1 verb /səbˈsɪst/

subsist

Meaning
To maintain or support oneself, especially at a minimal level.
Example
Many villagers still subsist on fishing and farming.
C1 noun /ˈdeɪ.li.ə/

Dahlia

Meaning
a garden plant with brightly colored flowers that bloom in summer and autumn
Example
She planted colorful dahlias in her garden last summer.
C1 adjective /səˈtɪrɪk/

satiric

Meaning
Relating to or using satire.
Example
The novel takes a satiric view of urban life.
C1 verb /ˈræn.də.maɪz/

randomize

Meaning
To make something happen in a random order or manner.
Example
The software can randomize the order of questions.
C1 noun /ˈpæl.ə.tə.bəl miːt/

Palatable meat

Meaning
Meat that is pleasant to taste; appetizing meat dish
Example
The chef prepared palatable meat dishes for the dinner party.
C1 adjective /ˈfɜːrtɪv/

furtive

Meaning
Attempting to avoid notice or attention, typically because of guilt or a belief that discovery would lead to trouble.
Example
He cast a furtive glance at the door before leaving.
C1 noun /ˈswiːt.miːt/

Sweetmeat

Meaning
a small piece of confectionery or candy; a sweet delicacy
Example
The children enjoyed the traditional sweetmeats during the festival.
C1 noun /ˈθɪk.ɪt/

Thicket

Meaning
a dense group of bushes or trees; a thick growth of shrubs
Example
The rabbit disappeared into the thicket.
C1 noun /ˌræʃəˈnæl/

rationale

Meaning
the underlying reason or explanation for something
Example
The rationale behind his decision was clearly explained.
C1 adjective /sɪˈnɒnɪməs/

synonymous

Meaning
having the same or nearly the same meaning; closely associated with something
Example
For many people, her name is synonymous with generosity.
C1 noun /rəʊˈbɒt.ɪk ˈsɜː.dʒər.i/

robotic surgery

Meaning
Surgery performed with the assistance of robotic systems to enhance precision and reduce invasiveness.
Example
Robotic surgery enhances precision in complex procedures.
C1 noun /ˈnoʊmæd/

nomad

Meaning
A person who has no permanent home and moves from place to place.
Example
The desert was once home to nomads who lived by herding animals.
C1 noun ɪɡˌzæs.pəˈreɪ.ʃən

exasperation

Meaning
Extreme irritation or frustration.
Example
He sighed in exasperation after hearing the same excuse again.
C1 noun /ˈkoʊmə/

coma

Meaning
A deep state of prolonged unconsciousness caused by illness or injury.
Example
The patient remained in a coma for several weeks.
C1 adjective /ˌɪnədˈmɪsəbl̩/

inadmissible

Meaning
Not allowed, especially as evidence in a court of law.
Example
The judge ruled the evidence inadmissible.
C1 noun /səˈrɛn.ɪ.ti/

serenity

Meaning
The state of being calm, peaceful, and untroubled.
Example
Meditation helps in achieving inner serenity.
C1 noun rɪˈdʌndənsi

redundancy

Meaning
The state of being not or no longer needed or useful; superfluousness.
Example
The redundancy in the company's workforce led to many layoffs.
C1 noun /sɪˈnɒpsɪs/

synopsis

Meaning
a brief summary of the main points of a text, film, or research
Example
The publisher asked the author to submit a one-page synopsis of the novel.
C1 noun /ˌdiː.kɒmpəˈzɪʃən/

decomposition

Meaning
the process of decaying or breaking down into simpler parts
Example
The decomposition of leaves enriches the soil.
C1 adjective /pərˈsɛptəbl̩/

perceptible

Meaning
Able to be noticed or recognized by the senses or the mind.
Example
There was a perceptible change in the atmosphere.
C1 verb /pɜːrdʒ/

purge

Meaning
To remove unwanted feelings, people, or things; to cleanse or purify.
Example
The new leader promised to purge corruption from the government.
C1 adjective /ˈsæljʊˌtɛri/

salutary

Meaning
Producing good effects; beneficial, especially after something unpleasant.
Example
The accident was a salutary reminder to drive carefully.
C1 noun /ˈniːdəlwɜːrk/

needlework

Meaning
The craft of sewing, embroidery, or knitting done with a needle.
Example
Her grandmother taught her the art of needlework.
C1 noun /ˈnɑː.sɪ.sɪ.zəm/

narcissism

Meaning
Excessive interest in or admiration of oneself; extreme selfishness.
Example
His excessive narcissism made it difficult for him to empathize with others.
C1 verb /ˈɛm.jʊˌleɪt/

emulate

Meaning
to imitate someone or something with the intent to equal or surpass
Example
Young athletes often emulate their idols.
C1 verb /ˈflaʊndər/

flounder

Meaning
To struggle or stagger clumsily; to experience difficulty or confusion.
Example
He floundered in the interview when asked difficult questions.
C1 adjective /ˈseɪlaɪn/

Saline

Meaning
containing salt; salty; relating to salt water
Example
The saline solution is used for medical treatments.
C1 verb /dɪˈstɪl/

distill

Meaning
To purify a liquid by heating and cooling; to extract the essential meaning or most important aspects.
Example
The factory distills water to make it safe for drinking.
C1 adjective/verb /ˈbæntərɪŋ/

bantering

Meaning
characterized by good-humored teasing or joking
Example
They had a bantering conversation at the café.
C1 verb /raʊz/

rouse

Meaning
To awaken from sleep or to stir into action.
Example
The loud alarm roused him from his deep sleep.
C1 noun /ˈdʒuː.və.naɪl/

Juvenile

Meaning
a young person below the age of adult criminal responsibility; relating to young people
Example
The juvenile court handles cases involving young offenders under eighteen.
C1 noun, adjective /dɪˈrɪvətɪv/

derivative

Meaning
Something that is based on another source; in math, a measure of how a function changes.
Example
The film was criticized for being too derivative of earlier works.
C1 noun /ˈriːpər/

reaper

Meaning
a person or machine that cuts and gathers crops
Example
The reaper moved slowly through the golden fields.
C1 verb /bɪˈɡrʌdʒ/

begrudge

Meaning
to resent someone for having something; to give reluctantly
Example
She did not begrudge him his success.
C1 adjective /ɪˈnɔːɡjərəl/

Inaugural

Meaning
marking the beginning of something; first; opening
Example
The president delivered his inaugural speech.
C1 verb /ɡleɪz/

glaze

Meaning
to cover with a smooth, shiny surface; to coat with a glossy finish
Example
The chef glazed the cake with chocolate.
C1 adjective /tɛk ˈdrɪv.ən/

tech-driven

Meaning
Powered or guided by technology; dependent on technological advancement for operation.
Example
The agricultural sector is becoming more tech-driven for higher efficiency.
C1 adjective /ˈkɔːrdiəl/

Cordial

Meaning
warmly friendly; sincere; heartfelt
Example
She gave us a cordial welcome at the front door.
C1 adjective /əbˈzɜːrvənt/

Observant

Meaning
quick to notice things; watchful; attentive
Example
The observant detective noticed every small detail at the crime scene.
C1 adjective /ˈɡɪdi/

giddy

Meaning
Feeling dizzy or light-headed; also overly excited and frivolous.
Example
She felt giddy after spinning around so many times.
C1 noun /ˌluː.mɪˈnɒs.ɪ.ti/

luminosity

Meaning
The intrinsic brightness of a celestial object; the quality of emitting light.
Example
The luminosity of the star was measured with advanced instruments.
C1 adjective /ˌsɛrənˈdɪpɪtəs/

serendipitous

Meaning
Occurring or discovered by chance in a happy or beneficial way.
Example
Their meeting at the café was purely serendipitous.
C1 adjective /ˈærɪd/

arid

Meaning
extremely dry; lacking in interest or excitement
Example
The desert is known for its arid climate.
C1 noun /ˈwʊd.ən ˈsæn.dəl/

Wooden sandal

Meaning
a type of footwear made of wood, typically worn as traditional shoes
Example
She wore wooden sandals to the traditional ceremony.
C1 adjective /ˌnjʊə.rəˈlɒdʒ.ɪ.kəl/

neurological

Meaning
Relating to the anatomy, functions, and organic disorders of nerves and the nervous system.
Example
Meditation has positive neurological effects on mental health.
C1 noun, verb /ɡliːm/

gleam

Meaning
a small or brief shining light; to shine softly
Example
A gleam of hope appeared in her eyes.
C1 noun /trækt/

tract

Meaning
an area of land; a system of organs in the body; a written pamphlet
Example
The forest tract was preserved as a wildlife sanctuary.
C1 adjective /ˈsʌbstəntɪv/

substantive

Meaning
Having a firm basis in reality; important, meaningful, or considerable.
Example
The company made substantive changes to its policy.
C1 noun /ɪɡˈzɛkjətər/

executor

Meaning
A person appointed to carry out the terms of someone's will after their death.
Example
The executor managed the estate according to the deceased’s wishes.
C1 verb /kəˈluːd/

collude

Meaning
To secretly cooperate or conspire with others, often for a deceitful purpose.
Example
The two companies colluded to fix prices in the market.
C1 noun /prəˈpɛlənt/

propellant

Meaning
A substance that drives or pushes something forward, especially fuel in rockets or engines.
Example
The rocket uses a liquid propellant to launch into space.
C1 noun /ˌɑːk.sɪˈmɔːr.ɒn/

oxymoron

Meaning
a figure of speech where two contradictory terms are combined
Example
The phrase 'deafening silence' is a classic oxymoron.
C1 verb /ˈskævɪndʒ/

scavenge

Meaning
to search through waste or discarded material to find useful items
Example
The children scavenged for food in the garbage dump.
C1 noun kənˈvɜː.dʒəns

convergence

Meaning
The process of coming together from different directions to meet at a common point; unification or integration.
Example
The convergence of technologies is revolutionizing industries.
C1 adjective /ˈflɪmzi/

flimsy

Meaning
weak, fragile, or lacking in strength; not convincing
Example
The chair was too flimsy to support his weight.
C1 adjective /ˈvɑːlətl/

volatile

Meaning
likely to change rapidly and unpredictably, especially for the worse
Example
The stock market is extremely volatile these days.
C1 noun /ˈtraɪ.fəl/

Trifle

Meaning
something of little importance or value; a small amount
Example
Don't worry about such a trifle; it's not worth your time.
C1 noun /ˈæbət/

abbot

Meaning
The head of a monastery for monks.
Example
The abbot welcomed the visitors to the monastery.
C1 noun /ˈpiː.kɒk ˈflaʊ.ər/

Peacock flower

Meaning
a tropical tree with bright orange and red flowers that resemble a peacock's tail
Example
The peacock flower tree blooms with stunning orange flowers in summer.
C1 noun /ˈrʌbəl/

rubble

Meaning
Broken stone, bricks, or debris from a collapsed building or structure.
Example
The rescue team searched through the rubble after the earthquake.
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.
C1 verb /aʊtˈlæst/

outlast

Meaning
to continue longer than; to endure beyond someone or something else
Example
The old castle has outlasted many generations.
C1 adjective /ˈbɑːmi/

balmy

Meaning
Mild and pleasantly warm; soothing.
Example
We enjoyed a walk on a balmy summer evening.
C1 adjective /ˈvɪʒ.ən.er.i/

Visionary

Meaning
having original ideas about what the future will bring; innovative; imaginative
Example
Steve Jobs was a visionary leader who revolutionized technology.
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.
C1 verb /ɪnˈkrɪmɪˌneɪt/

incriminate

Meaning
to make someone appear guilty of a crime or wrongdoing
Example
The new evidence could incriminate the suspect in the robbery case.
C1 noun /ˌriːhəˌbɪlɪˈteɪʃən/

rehabilitation

Meaning
the process of restoring someone or something to health or normal life through training or therapy
Example
After the accident, he went through months of rehabilitation to walk again.
C1 verb /ˈdrɪbəl/

dribble

Meaning
to let liquid flow slowly in drops or to move a ball skillfully with repeated small kicks or bounces
Example
The baby dribbled milk on his shirt.
C1 adjective ˈvɪdʒ.ɪ.lənt

vigilant

Meaning
Keeping careful watch for possible danger or difficulties; alert and watchful.
Example
The guards remained vigilant throughout the night.
C1 adjective /ˈwɪlfəl/

willful

Meaning
Deliberate, intentional, or stubbornly determined to do as one wants.
Example
Her willful disregard for the rules got her into trouble.
C1 noun ˌkæp.ɪ.təl.aɪˈzeɪ.ʃən

capitalization

Meaning
The total market value of a company's shares or the provision of capital for a company or activity.
Example
The company's capitalization reached $1 billion in market value.
C1 adjective /ɪmˈpoʊzɪŋ/

imposing

Meaning
having an appearance that is grand, impressive, or commanding
Example
The castle is an imposing structure overlooking the valley.
C1 noun /ˈoʊvərˌtoʊn/

overtone

Meaning
A subtle quality, implication, or additional meaning beyond the obvious.
Example
His speech had political overtones that were hard to ignore.
C1 noun /bəˈnɛv.ə.ləns/

benevolence

Meaning
The quality of being well meaning and kindly; the disposition to do good.
Example
His benevolence towards the poor earned him respect.
C1 verb, noun /sæp/

sap

Meaning
As a noun: the vital fluid in plants; As a verb: to gradually weaken or drain strength.
Example
The long journey began to sap his energy.
C1 noun /træns/

trance

Meaning
a half-conscious state like dreaming, often with loss of awareness of surroundings
Example
She stared out of the window as if in a trance.
C1 noun ˌɒb.səˈlɛs.əns

obsolescence

Meaning
The process of becoming obsolete or outdated and no longer used.
Example
The rapid advancement of technology leads to the obsolescence of old devices.
C1 adjective /ˈspaɪni/

spiny

Meaning
covered with or full of spines; having sharp points
Example
The spiny cactus stood tall in the desert.
C1 adjective /ˌɪnɪkˈskjuːzəbl/

inexcusable

Meaning
Too bad to be justified or overlooked; unforgivable.
Example
His rude behavior was inexcusable.
C1 adjective /ɪmˈplɔːzəbl/

implausible

Meaning
Not seeming reasonable or probable; unlikely to be true.
Example
The story she told was so implausible that no one believed her.
C1 verb /rɪˈprɛs/

repress

Meaning
To restrain, suppress, or keep under control, especially emotions or desires.
Example
He tried to repress his anger during the meeting.
C1 noun /ˈskeɪp.ɡəʊt/

Scapegoat

Meaning
a person who is blamed for the wrongdoings, mistakes, or faults of others
Example
He became the scapegoat for the team's poor performance.
C1 noun /ˈwɪndfɔːl/

windfall

Meaning
an unexpected piece of good fortune, typically a large amount of money
Example
The startup received a windfall when a major client paid for a full year in advance.
C1 adjective /ɪˈræʃənəl/

irrational

Meaning
not logical or reasonable; lacking clear thought
Example
His fear of the dark was completely irrational.
C1 noun /ˌsɛlf əˌfɜːˈmeɪʃən/

self-affirmation

Meaning
The practice of affirming one's own worthiness and value as an individual.
Example
Daily self-affirmation can boost your confidence.
C1 verb /ˈdaʊn.pleɪ/

downplay

Meaning
to make something seem less important than it really is
Example
The company tried to downplay the risks of the new product.
C1 adjective /ˌʌnˈpɑr.də.nə.bəl/

Unpardonable

Meaning
too bad to be forgiven; inexcusable
Example
His betrayal of trust was an unpardonable offense.
C1 adjective /təˈrɛstriəl/

terrestrial

Meaning
Relating to the Earth or land as opposed to the sea or air; living or growing on land.
Example
Humans are terrestrial beings who live on land.
C1 noun /ˈtɛnəmənt/

tenement

Meaning
a large building divided into separate apartments, often in poor condition
Example
The family lived in a crowded tenement in the city.
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 /ɪnˈsɪstənt/

insistent

Meaning
demanding something firmly and refusing to accept no
Example
The child was insistent on getting a new toy.
C1 adjective /ʌnˈseɪvəri/

unsavory

Meaning
Disagreeable, unpleasant, or morally offensive.
Example
The politician was linked to an unsavory scandal.