bioremediation
All a b c d e f g h i j k l m n o p q r s t u v w x y z
All CEFR A1 A2 B1 B2 C1 C2
Content locale
EN English BN Bengali HI Hindi ES Spanish FR French DE German RU Russian ZH Chinese JA Japanese
All Vocabulary Cards All Vocabularies
C2 noun /ˌbaɪ.oʊ.rɪˌmiː.diˈeɪ.ʃən/

bioremediation

Meaning
The use of living organisms to neutralize or remove environmental contaminants.
Example
Bioremediation helps remove toxins from polluted soil.
C2 noun /ˈkɒŋ.ɡru.əns/

congruence

Meaning
Harmony, compatibility and agreement between different elements.
Example
The congruence between their ideas made collaboration easy.
C2 noun /dɪˈprævɪti/

depravity

Meaning
moral corruption; wickedness
Example
The film portrays the moral depravity of a corrupt society.
C2 noun /ˈkɪŋɡlɪŋ/

kingling

Meaning
A minor or petty king; a ruler of small importance.
Example
The kingling demanded respect from his people despite his small realm.
C2 adjective /ˈkɪŋ.ki/

Kinky

Meaning
having or involving unconventional sexual practices; having tight curls or bends
Example
His kinky hair made him look unique.
C2 adjective /ˈbɪbjələs/

bibulous

Meaning
Excessively fond of drinking alcohol.
Example
His bibulous habits worried his family.
C2 adjective /vəˈreɪʃəs/

veracious

Meaning
Truthful, honest; habitually speaking the truth.
Example
She gave a veracious account of what happened that day.
C2 verb /dɪˈspɒnd/

despond

Meaning
to lose confidence or hope; to become dejected
Example
After repeated failures, he began to despond.
C2 verb /ˈʌndjʊleɪt/

undulate

Meaning
To move with a smooth, wave-like motion.
Example
The snake undulated across the sand.
C2 noun /bɒmˈbeɪ dʌk/

Bombay duck

Meaning
a type of lizardfish found in coastal waters, commonly eaten dried and salted in South Asia
Example
Bombay duck is a popular delicacy when dried and fried.
C2 noun /ɪnˈvɛktɪv/

invective

Meaning
Insulting, abusive, or highly critical language.
Example
The politician’s speech was filled with invective against his opponents.
C2 adjective /ˈɡɔːdi/

gaudy

Meaning
excessively showy or flashy, often in a tasteless way
Example
She wore a gaudy necklace that clashed with her elegant dress.
C2 noun /ˌɛksɪˈkreɪʃən/

execration

Meaning
An act of cursing or denouncing someone or something with hatred.
Example
The dictator’s name was spoken with execration after his fall.
C2 noun /ˈhʌstɪŋz/

hustings

Meaning
the political campaigning and speeches before an election
Example
The candidate gained popularity during the hustings.
C2 verb /æbˈdʒʊər/

abjure

Meaning
to formally renounce or give up a belief, cause, or claim
Example
He abjured his allegiance to the old regime.
C2 adjective /ˌɪnɪkˈspiːdiənt/

inexpedient

Meaning
Not advisable, suitable, or practical in the circumstances.
Example
It would be inexpedient to invest without proper research.
C2 verb /əˈreɪn/

arraign

Meaning
to formally accuse someone in a court of law and ask them to respond to the charges
Example
The suspect was arraigned before the judge this morning.
C2 adjective /ˈfæn.sɪ.ləs/

fanciless

Meaning
without imagination or creativity; plain or ordinary
Example
His drawings were simple and fanciless.
C2 adjective /sɪˈnæp.tɪk/

synaptic

Meaning
Related to the signal transmission process between nerve cells.
Example
Learning strengthens synaptic connections in the brain.
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 /ˈper.ɪ.dʒiː/

perigee

Meaning
the point in the orbit of the moon or a satellite at which it is nearest to the Earth
Example
The moon appeared much larger during its perigee.
C2 adjective /ˈprɑːflɪɡət/

profligate

Meaning
recklessly extravagant or wasteful in resources
Example
The king was known for his profligate lifestyle.
C2 adjective /ˈprɒmɪsəri/

promissory

Meaning
Containing or conveying a promise, especially in writing.
Example
He signed a promissory note to repay the loan.
C2 adjective /ˌsuːpərˈnuːmərɛri/

supernumerary

Meaning
Exceeding the usual number; extra or unnecessary.
Example
The play included several supernumerary actors to fill the background scenes.
C2 noun /tɔːˈtɒlədʒi/

tautology

Meaning
the unnecessary repetition of the same idea in different words
Example
The phrase 'it will happen or it won’t' is a tautology.
C2 verb /ˈhɑːrpɪŋ/

harping

Meaning
continuously talking or complaining about something in a tiresome way
Example
She kept harping on about the mistakes I made.
C2 noun /ˈæsənəns/

assonance

Meaning
the repetition of vowel sounds in nearby words in poetry or prose
Example
The poet used assonance to create a musical effect in his verse.
C2 adjective /ˈhæl.si.ən/

halcyon

Meaning
calm, peaceful, and happy; denoting a period of time in the past that was idyllically happy and peaceful
Example
She often reminisces about the halcyon days of her childhood.
C2 adverb /ˈɡeɪmli/

gamely

Meaning
in a brave, spirited, or determined manner
Example
She gamely accepted the challenge despite the difficulties.
C2 noun /əˈsɜːrbəti/

acerbity

Meaning
bitterness or sharpness of tone, manner, or taste
Example
The acerbity of his remarks left everyone silent.
C2 noun /ˌæntiˈsaɪkloʊn/

anticyclone

Meaning
A weather system with high atmospheric pressure at its center, usually bringing calm and clear conditions.
Example
An anticyclone brought sunny weather across the region.
C2 verb /ˈwɪzn/

wizen

Meaning
To become dry, shrunken, and wrinkled.
Example
The flowers began to wizen after days without water.
C2 noun /ˈseɪpiəns/

sapience

Meaning
Wisdom or intelligence.
Example
Her sapience in solving problems earned her the respect of her colleagues.
C2 noun /ˈprɛlət/

prelate

Meaning
A high-ranking member of the clergy, especially a bishop or abbot.
Example
The prelate delivered a sermon to the congregation.
C2 adjective /vərˈmɪkjələr/

vermicular

Meaning
having a shape or appearance like a worm; worm-like
Example
The artist used a vermicular design to decorate the border of the manuscript.
C2 noun /ˈmaʊntɪˌbæŋk/

mountebank

Meaning
A charlatan or trickster who deceives others, often for personal gain.
Example
The crowd was fooled by the mountebank’s false promises.
C2 noun /ˈpɜːrljuː/

purlieu

Meaning
The area near or surrounding a place; an outlying or neighboring district.
Example
They spent the afternoon exploring the purlieus of the ancient city.
C2 noun /ˈkɪzmɛt/

kismet

Meaning
Destiny or fate.
Example
Meeting her on that day felt like pure kismet.
C2 adjective /ˌpɛntəˈveɪlənt/

pentavalent

Meaning
Having a valence of five, especially in chemistry.
Example
Phosphorus can exist in a pentavalent state.
C2 adjective /ˈsɑːdn/

sodden

Meaning
thoroughly soaked or saturated with liquid
Example
His clothes were sodden after the heavy rain.
C2 adjective /rəˈkoʊkoʊ/

rococo

Meaning
characterized by ornate detail and elaborate decoration, especially in art, architecture, and design
Example
The palace was decorated in a lavish rococo style.
C2 noun /ˈɡræn.tɔːr/

grantor

Meaning
A person or entity that makes a grant or transfers property or rights to another.
Example
The grantor transferred the property rights to the nonprofit organization.
C2 noun /ˈfænˌtæzəm/

phantasm

Meaning
an illusion, ghost, or figment of the imagination
Example
The child claimed to see a phantasm in the old house.
C2 adjective /ˈkæloʊ/

callow

Meaning
Inexperienced and immature.
Example
The callow intern made several mistakes on his first day.
C2 adjective /ˌsʌb.əˈkwɒt.ɪk/

subaquatic

Meaning
Existing, living, or located under water.
Example
Divers explored the subaquatic cave system filled with rare fish.
C2 adjective /dɪˈrɒɡətɪv/

derogative

Meaning
Expressing a low opinion or showing lack of respect.
Example
He made a derogative remark about her work.
C2 adjective /ˈruːbɪkənd/

rubicund

Meaning
Having a healthy reddish complexion.
Example
The old man’s rubicund face showed he was in good health.
C2 noun /ˌdiːnəʊˈteɪʃən/

denotation

Meaning
The literal or primary meaning of a word, in contrast to the feelings or ideas that the word suggests.
Example
The denotation of the word 'rose' is a type of flower.
C2 adjective /ˈlɪsɪt/

licit

Meaning
Permitted by law or by rules; legal.
Example
The trade of certain goods is licit under international law.
C2 noun /ˈflɒtsəm/

flotsam

Meaning
Floating debris from a shipwreck or things discarded and left floating.
Example
The beach was littered with flotsam after the storm.
C2 noun /ˈɛpɪtɑːf/

epitaph

Meaning
A short text written on a tombstone in memory of the deceased.
Example
The gravestone bore an epitaph honoring the soldier’s bravery.
C2 verb /ɪˈnjʊər/

inure

Meaning
To become accustomed to something, especially something unpleasant.
Example
Soldiers quickly became inured to the harsh conditions.
C2 noun /ˈfiːəlti/

fealty

Meaning
loyalty or allegiance, especially to a sovereign or lord
Example
The knight swore fealty to his king.
C2 noun /dɪˈdʒɛkʃən/

dejection

Meaning
a state of sadness, depression, or low spirits
Example
She sat in a state of dejection after hearing the bad news.
C2 adjective /ˈfraʊzi/

frowsy

Meaning
Scruffy and neglected in appearance; musty or stale in smell.
Example
He wore a frowsy old jacket that smelled of damp.
C2 verb /ɪnˈɡreɪʃiˌeɪt/

ingratiate

Meaning
To gain favor or approval by deliberate effort, often in a flattering way.
Example
She tried to ingratiate herself with her boss by complimenting him often.
C2 noun /mælˈfiːzəns/

malfeasance

Meaning
Wrongdoing or misconduct, especially by a public official.
Example
The mayor was accused of malfeasance in office.
C2 noun /ˈdəʊ.lər/

dolor

Meaning
A state of great sorrow or distress.
Example
The nation was in deep dolor after the tragedy.
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 adjective /ˌpɒliˈæn.ɪ.ɪʃ/

pollyannaish

Meaning
overly or blindly optimistic
Example
Her pollyannaish attitude ignored the obvious problems.
C2 verb /ɪkˈspʌndʒ/

expunge

Meaning
To erase or remove completely, often something unwanted.
Example
He managed to expunge the embarrassing memory from his mind.
C2 noun /ˈhɪl.sə fɪʃ/

Hilsa fish

Meaning
a popular fish species found in South Asian rivers, especially prized in Bengali cuisine
Example
Hilsa fish is considered a delicacy in Bengali culture.
C2 noun /ˈlæɡ.ərd/

Laggard

Meaning
a person who makes slow progress and falls behind others; someone who is slow to act
Example
The laggard student finally submitted his assignment after the deadline.
C2 adjective /ˌɪnsəˈpɔːrtəbl̩/

insupportable

Meaning
Too extreme or difficult to be endured.
Example
The heat was insupportable during the long journey.
C2 adjective /ˈɡæŋ.ɡli/

gangly

Meaning
Tall, thin, and awkward in movement or appearance.
Example
The gangly teenager stumbled while trying to dance.
C2 verb /ˈdɒdə/

dodder

Meaning
To move in a weak and unsteady way, especially due to old age.
Example
The old man doddered across the street with a cane.
C2 verb /fɔɪst/

foist

Meaning
To impose something unwelcome or unnecessary on someone.
Example
He tried to foist his old books onto his friends.
C2 verb /ˌɛfəˈvɛs/

effervesce

Meaning
To give off bubbles of gas; to show excitement, liveliness, or enthusiasm.
Example
The soda began to effervesce as soon as it was opened.
C2 verb /əˈdjuːs/

adduce

Meaning
To provide evidence or reasons to support an argument or idea.
Example
The lawyer adduced several examples to support his case.
C2 adjective /ˌpriːtərˈnætʃərəl/

preternatural

Meaning
Beyond what is normal or natural; extraordinary or supernatural.
Example
She had a preternatural ability to remain calm in any crisis.
C2 noun /ˈpjuː.pɪ.lɪdʒ/

pupilage

Meaning
The state of being a pupil or under instruction.
Example
During his pupilage, he studied law under a senior barrister.
C2 noun /ˈdɛkəˌliːtər/

decaliter

Meaning
A metric unit of capacity equal to ten liters.
Example
The container could hold up to one decaliter of water.
C2 noun /ænˈtɪstrəfi/

antistrophe

Meaning
A rhetorical device in which a word or phrase is repeated at the end of successive clauses; in Greek choral poetry, the part of the ode sung by the chorus in return movement.
Example
The poet used antistrophe to emphasize the repeated phrase.
C2 noun /ˈdaɪɡræf/

digraph

Meaning
A pair of letters representing a single sound, such as 'sh' in 'ship'.
Example
In the word 'phone', the letters 'ph' form a digraph.
C2 noun /ˌoʊpəˈlɛsəns/

opalescence

Meaning
a milky or pearly appearance of a surface like that of an opal
Example
The pearl had a gentle opalescence under the light.
C2 adjective /ˌjuːləˈdʒɪstɪk/

eulogistic

Meaning
Expressing praise or admiration, often formally.
Example
The speaker gave a eulogistic account of the leader’s achievements.
C2 noun /ˌɑːbdʒərˈɡeɪʃən/

objurgation

Meaning
a harsh scolding or strong rebuke
Example
His misconduct earned him a severe objurgation from the manager.
C2 verb /dɪˈstreɪn/

distrain

Meaning
to seize someone's property in order to obtain payment of rent or other money owed
Example
The landlord distrained the tenant's furniture for unpaid rent.
C2 noun /ˈkæriən/

carrion

Meaning
the decaying flesh of dead animals
Example
Vultures feed on carrion left in the fields.
C2 noun/adjective /ˈæl.əˌbæs.tər/

alabaster

Meaning
A fine-grained, usually white variety of gypsum, often used for carving; also describes something smooth and pale like alabaster.
Example
The statue was carved from pure alabaster.
C2 adjective /daɪˈæfənəs/

diaphanous

Meaning
Light, delicate, and translucent.
Example
She wore a diaphanous dress that shimmered in the sunlight.
C2 noun /ˈaʊtˌrɪɡər/

outrigger

Meaning
a projecting structure on a boat, used for stability, or a boat fitted with such support
Example
The fisherman paddled his outrigger canoe across the lagoon.
C2 noun /ˈvɛstmənt/

vestment

Meaning
a garment, especially a ceremonial or official robe worn during religious services
Example
The priest wore a golden vestment during the ceremony.
C2 verb /kənˈtjuːz/

contuse

Meaning
to bruise by striking or hitting
Example
He contused his arm when he fell off the bike.
C2 verb /ˈbɪloʊ/

billow

Meaning
To swell or rise in large waves or surges; to flow outward in a rolling motion.
Example
Smoke billowed from the burning building.
C2 verb /əˈdʒʊər/

adjure

Meaning
to urge or command someone solemnly, often under oath or a strong sense of duty
Example
The witness was adjured to tell the truth in court.
C2 adjective /ˌdɪsəˈfɛktɪd/

disaffected

Meaning
Dissatisfied and rebellious, especially against authority or leadership.
Example
The reforms were introduced to calm the disaffected youth.
C2 noun /əˈpɒstəsi/

apostasy

Meaning
The abandonment or renunciation of a religious or political belief.
Example
His public apostasy shocked his followers.
C2 noun /ˈækmi/

acme

Meaning
the highest point of achievement or excellence
Example
Winning the award was the acme of his career.
C2 verb /ˈdʒaɪreɪt/

gyrate

Meaning
to move or spin quickly in circles
Example
The dancer gyrated wildly to the rhythm of the drums.
C2 noun /ˈzel.ət/

zealot

Meaning
A person who is fanatical and uncompromising in pursuit of their ideals.
Example
He was considered a zealot for his strict political views.
C2 noun (plural) /əˈspɜːr.ʒənz/

aspersions

Meaning
Critical or slanderous remarks; multiple attacks on reputation.
Example
The politician rejected the aspersions cast against him.
C2 noun /ˈproʊtoʊˌplæzəm/

protoplasm

Meaning
The living substance inside a cell, including the cytoplasm and nucleus.
Example
Scientists observed the movement of protoplasm under the microscope.
C2 noun /ˈʌndərlɪŋ/

underling

Meaning
a person of low rank or importance; a subordinate
Example
The manager ordered his underlings to finish the task quickly.
C2 noun /ˈbrɪk.bæt/

Brickbat

Meaning
a piece of brick, especially one used as a missile; harsh criticism or censure
Example
The angry protesters threw brickbats at the building windows.
C2 noun /ˈmɒkəsɪn/

moccasin

Meaning
A soft leather shoe, traditionally worn by Native Americans, often made from deerskin.
Example
He slipped on a pair of comfortable moccasins before going outside.
C2 adjective /sɪmˈfoʊniəs/

symphonious

Meaning
Harmonious; producing a pleasant sound or agreement of sound.
Example
The choir's voices were symphonious and filled the hall with beauty.
C2 adjective /ˈɡloʊboʊs/

globose

Meaning
Spherical or nearly spherical in shape.
Example
The cactus has large globose fruits.
C2 adjective ˌlæb.əˈrɪn.θaɪn

labyrinthine

Meaning
Like a labyrinth; complicated and confusing; having many interconnected paths or passages.
Example
The old city streets were labyrinthine.
C2 verb /lɪr/

leer

Meaning
To look at someone in an unpleasant, sly, or sexually suggestive way.
Example
He leered at her in a way that made her uncomfortable.
C2 verb /vɪˈtjuːpəreɪt/

vituperate

Meaning
To criticize harshly or abuse verbally.
Example
The politician was quick to vituperate his opponents during the debate.
C2 noun /ʃəˈɡrɪn/

chagrin

Meaning
Distress or embarrassment at having failed or been humiliated.
Example
She left the room in chagrin after forgetting her lines.
C2 adjective /ˈtrɛntʃənt/

trenchant

Meaning
expressed strongly, effectively, and clearly; sharp or cutting in style or expression
Example
Her trenchant criticism of the policy left no room for misunderstanding.
C2 noun /ˈɒkjʊlɪst/

oculist

Meaning
An old-fashioned term for an eye doctor or ophthalmologist.
Example
The village oculist was known for treating various eye diseases.
C2 noun ˌæb.əˈreɪ.ʃən

aberration

Meaning
A departure from what is normal, usual, or expected, typically one that is unwelcome.
Example
The scientist dismissed the data as an aberration.
C2 noun /ˈθiːɪzəm/

theism

Meaning
Belief in the existence of a god or gods, especially a creator who intervenes in the universe.
Example
Theism is central to many world religions.
C2 adjective /ˈnɛðər/

nether

Meaning
situated down or below; lower
Example
They explored the nether regions of the cave.
C2 noun /ɪnˈfrækʃən/

infraction

Meaning
A violation or breach of a rule, law, or agreement.
Example
The student was punished for a minor infraction of the school rules.
C2 adjective /ˈhʌmdrʌm/

humdrum

Meaning
Lacking excitement or variety; dull and monotonous.
Example
She grew tired of the humdrum routine of office life.
C2 adjective /dɪsˈkɜrsɪv/

discursive

Meaning
Tending to digress or move from topic to topic; lengthy and rambling.
Example
His discursive style made the lecture hard to follow.
C2 noun /hɒtʃ pɒtʃ/

Hotch potch

Meaning
A mixed dish; a hodgepodge of ingredients cooked together
Example
She made a delicious hotch potch with rice, lentils, and vegetables.
C2 noun /dɪsˈtɛmpər/

distemper

Meaning
a viral disease affecting animals, especially dogs; also refers to a state of disorder
Example
The dog was diagnosed with distemper and needed immediate care.
C2 adjective /ɪnˈtræn.sɪ.dʒənt/

intransigent

Meaning
Unwilling or refusing to change one's views or to agree about something.
Example
His intransigent stance delayed the agreement.
C2 verb /prɪmp/

primp

Meaning
To spend time making minor adjustments to one's appearance.
Example
She primped in front of the mirror before the party.
C2 noun /ˈbrɪɡ.ənd/

brigand

Meaning
A member of a gang that ambushes and robs people in forests or mountains; a bandit.
Example
The travelers were attacked by brigands in the mountains.
C2 noun /weɪf/

Waif

Meaning
a homeless or abandoned child; a stray person or animal
Example
The charity helps waifs and strays find homes and families.
C2 adjective /ˌɪn.ɪˈlʌk.tə.bəl/

ineluctable

Meaning
Impossible to avoid or escape; inevitable.
Example
Death is an ineluctable part of human existence.
C2 noun /ˈpɛntæd/

pentad

Meaning
A group or set of five things.
Example
The committee was divided into a pentad of working groups.
C2 verb /ˌfɔːrˈrʌn/

forerun

Meaning
To go before; to precede in time, place, or action.
Example
Dark clouds often forerun a storm.
C2 adjective /kəˈpeɪ.ʃəs/

Capacious

Meaning
having a lot of space inside; roomy and spacious
Example
The capacious hall can accommodate five hundred people.
C2 adjective /ɪˈkwɪvəkəl/

equivocal

Meaning
Open to more than one interpretation; ambiguous.
Example
His equivocal answer confused everyone.