efficacy
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
C1 noun /ˈɛf.ɪ.kə.si/

efficacy

Meaning
The ability to produce a desired or intended result; effectiveness.
Example
The efficacy of the vaccine has been proven in trials.
C2 verb /ˌkaʊntərˈveɪl/

countervail

Meaning
to offset or counteract the effect of something
Example
The benefits of the new policy countervail its drawbacks.
C2 adjective /ˈpɛstɪlənt/

pestilent

Meaning
Causing or tending to cause death or destruction; harmful or pernicious.
Example
The pestilent atmosphere of the swamp made people sick.
C2 adjective /ɪmˈpruːdənt/

imprudent

Meaning
Not showing care for the consequences of an action.
Example
It was imprudent to drive in such stormy weather.
A2 verb ɜrn

earn

Meaning
To obtain money, typically as payment for work or through investment; to acquire or deserve through one's efforts.
Example
Assets help you earn income even while sleeping.
C1 verb /nʌdʒ/

nudge

Meaning
To push someone gently, usually with your elbow, in order to attract attention.
Example
She nudged him to be quiet during the meeting.
B2 noun /ˌkɑn.frənˈteɪ.ʃən/

Confrontation

Meaning
a hostile or argumentative meeting or situation between opposing parties; direct challenge or opposition
Example
The confrontation between the two leaders ended without any agreement.
C1 noun ˌrɛk.əˈlɛk.ʃən

Recollection

Meaning
Remembering past events or information
Example
His recollection of childhood memories was vivid.
B2 noun /ˈlɪt.ər.ə.si/

Literacy

Meaning
the ability to read and write; competence or knowledge in a specified area
Example
Adult literacy programs help people learn to read.
B2 noun /dɪˈpen.dənt/

Dependent

Meaning
a person who relies on another for financial support; someone who depends on others
Example
As a tax dependent, she could not file her own tax return separately.
B2 noun ˈlɛɡ.ə.si

legacy

Meaning
An amount of money or property left to someone in a will; something left or handed down by a predecessor.
Example
His contributions left a lasting legacy in the industry.
B2 noun /rɒd/

rod

Meaning
a thin straight bar, especially of metal or wood
Example
He used an iron rod to support the structure.
C2 noun /əˈfreɪ/

affray

Meaning
A public fight or noisy disturbance that causes alarm.
Example
The police were called to break up an affray outside the stadium.
C1 adjective /kəˈnɒnɪkəl/

canonical

Meaning
Conforming to a general rule or accepted standard; officially recognized.
Example
Shakespeare’s works are considered canonical in English literature.
B2 adjective /mɪsˈliːdɪŋ/

misleading

Meaning
giving the wrong idea or impression
Example
The advertisement was misleading and gave false information.
C1 adjective /ˈædəmənt/

Adamant

Meaning
একগুঁয়ে; জেদী; দৃঢ়সংকল্প; অনমনীয়;
Example
She was adamant about her decision to leave the company.
A2 adjective /ˈfroʊzən/

frozen

Meaning
preserved by being made extremely cold; turned into ice
Example
The lake was completely frozen during winter.
A1 adjective /tʃiːp/

Cheap

Meaning
low in price; costing little money
Example
This restaurant serves cheap but delicious food.
A1 noun /ˈtɛnɪs/

tennis

Meaning
a sport played with rackets and a ball on a rectangular court
Example
He enjoys playing tennis with his friends on the weekends.
B1 noun /ˌprezənˈteɪʃən/

presentation

Meaning
The manner or style in which something is given, offered, or displayed.
Example
The presentation of the new product was well received.
B1 noun /ˌdɛmənˈstreɪʃən/

demonstration

Meaning
the act of showing something clearly, or a public protest
Example
The workers organized a demonstration for better wages.
C1 verb /səˈkʌm/

succumb

Meaning
To give in to pressure, temptation, or illness; to yield or fail to resist.
Example
He finally succumbed to his illness after a long struggle.
C2 adjective /sʌbˈdʒeɪsənt/

subjacent

Meaning
lying immediately beneath; underlying
Example
The geological survey revealed subjacent layers of rock.
B1 noun /ˈleɪ.ər/

Layer

Meaning
a sheet, quantity, or thickness of material, typically one of several, covering a surface or body
Example
The cake has three layers of chocolate.
C2 noun /ˈfaɪəl/

phial

Meaning
a small glass container for liquids, especially medicines
Example
The doctor gave her a phial of medicine.
C1 verb /koʊks/

coax

Meaning
to persuade someone gently or gradually to do something
Example
She managed to coax the cat out of the tree with some food.
C2 noun /ˌæprəˈbeɪʃən/

approbation

Meaning
approval or praise
Example
The plan won the approbation of the board members.
C2 adjective /rɪˈfʌldʒənt/

refulgent

Meaning
Shining brightly; radiant.
Example
The refulgent sun lit up the entire valley.
B2 adjective /ʌnˈiːkwəl/

Unequal

Meaning
not the same in quantity, size, or value; not fair or just
Example
The distribution of wealth is unequal in many countries.
B2 noun /ˈkʌt.lət/

Cutlet

Meaning
a small piece of meat, especially veal or lamb, for frying or grilling
Example
She served delicious chicken cutlets for dinner.
B1 noun /ˈbeɪ.kɪŋ ˈpaʊ.dər/

Baking Powder

Meaning
a dry chemical leavening agent used to increase volume and lighten texture in baked goods
Example
The recipe calls for two teaspoons of baking powder.
B2 verb /ˈsɜːrkjəˌleɪt/

circulate

Meaning
to move continuously or freely through a closed system or area
Example
Air circulated freely in the open hall.
C2 adjective ˈɛr.jʊ.daɪt

erudite

Meaning
Having or showing great knowledge or learning; scholarly and intellectual.
Example
The professor's erudite lecture fascinated the students.
B1 noun /ˈwaɪər/

wire

Meaning
a thin, flexible thread of metal used to conduct electricity or connect things
Example
The electrician fixed the wire to restore the power.
C2 verb /ɪnˈsnɛər/

ensnare

Meaning
to catch or trap, often by trickery or deceit
Example
The hunter ensnared the rabbit with a net.
C2 noun /əˈluː.vi.əm/

alluvium

Meaning
Fertile soil deposited by flowing water, especially in riverbanks.
Example
The alluvium in riverbanks is highly fertile for agriculture.
B2 noun ˈskruːtɪni

scrutiny

Meaning
Critical observation or examination
Example
The new law is under scrutiny by the legislative body.
B2 noun /ədˈmɪnɪstreɪtər/

administrator

Meaning
a person responsible for running or managing an organization or system
Example
The school administrator implemented new policies for students.
C1 noun /ˈfæs.ɪt/

facet

Meaning
One of the many aspects or features of something; a particular part or element of something.
Example
Every facet of the project was carefully analyzed.
A2 adverb /ˈfaɪ.nəl.i/

Finally

Meaning
at last; after a long time; in the end; as the last point
Example
After years of hard work, she finally achieved her goal.
B1 noun /ˈsʌb.mə.riːn/

Sub-marine

Meaning
a warship with a streamlined hull designed to operate completely submerged in the sea
Example
The submarine dived deep into the ocean to avoid detection.
C1 adjective ˈbɜːdʒənɪŋ

burgeoning

Meaning
Beginning to grow or increase rapidly; flourishing.
Example
The burgeoning tech industry has attracted many investors.
C1 noun /məˈleɪz/

malaise

Meaning
a general feeling of discomfort, illness, or unease whose exact cause is difficult to identify
Example
After the long journey, she felt a general malaise.
C2 noun/verb /ˈkʌdʒ.əl/

cudgel

Meaning
A short, thick stick used as a weapon; to beat with a cudgel.
Example
The guard used a cudgel to chase away the thief.
C1 verb /ˌdɪskənˈsɜːrt/

disconcert

Meaning
To unsettle, confuse, or disturb the composure of someone.
Example
The sudden change of plans disconcerted the team.
C1 noun /ˈælkoʊv/

alcove

Meaning
A small recessed section of a room or a nook.
Example
She placed a reading chair in the alcove near the window.
C1 adjective /ɪnˈveə.ri.ə.bəl/

Invariable

Meaning
never changing; constant; always the same
Example
His invariable routine includes morning exercise and coffee.
C2 noun /oʊˈbleɪʃən/

oblation

Meaning
a religious offering, especially of bread or wine to God
Example
The priest placed the oblation on the altar during the ceremony.
C1 adjective /rɪˈsɛptɪv/

receptive

Meaning
Willing to listen to or accept new ideas, suggestions, or experiences.
Example
She was receptive to feedback from her colleagues.
B1 adjective /ˈkæʒ.u.əl/

Casual

Meaning
relaxed and unconcerned; happening by chance; informal
Example
He wore casual clothes to the party.
C2 verb /ɪnˈsaɪfər/

encipher

Meaning
to convert a message into code or cipher
Example
The agent enciphered the secret message before sending it.
B2 noun /ˈʃɔːr.tɪdʒ/

Shortage

Meaning
a lack or deficiency of something that is needed or expected
Example
There is a severe water shortage in the region.
A2 number /ˈfɪfti/

fifty

Meaning
the number 50
Example
The stadium can hold fifty thousand people.
B2 noun /ˈreɪ.dɑːr/

Radar

Meaning
a system for detecting the presence, direction, distance of aircraft, ships by sending out radio waves
Example
The radar detected an unknown aircraft approaching the base.
C1 noun /dɪˈfjuːʒən/

diffusion

Meaning
the spreading of something more widely or the movement of particles from high to low concentration
Example
The diffusion of information on social media is rapid.
C1 noun /dɪˈrɪʒən/

derision

Meaning
Contemptuous ridicule or mockery.
Example
His ideas were greeted with derision by the audience.
C1 verb /əˈprɛs/

oppress

Meaning
to keep someone down by harsh and unfair use of authority; to suppress
Example
The dictator oppressed the people for decades.
B2 adjective /ˈædɪkwət/

adequate

Meaning
sufficient or acceptable in quality or quantity
Example
The food was adequate for the small group.
B2 noun /ɡriːf/

Grief

Meaning
deep sorrow, especially that caused by someone's death; trouble or suffering
Example
The family was overwhelmed with grief after losing their beloved pet.
C2 verb /ˈmiːliəˌreɪt/

meliorate

Meaning
To make something better or improve a condition.
Example
The new policies aim to meliorate the living conditions of the poor.
C1 noun, adjective /ˌpəʊstˈmɔːtəm/

postmortem

Meaning
An examination of a dead body to determine the cause of death.
Example
The doctor carried out a postmortem on the body.
A1 noun /ˈwɪmən/

woman

Meaning
an adult human female
Example
The woman at the counter helped me.
C2 noun /ˈræpsədi/

rhapsody

Meaning
an expression of great enthusiasm or an epic musical composition
Example
The singer’s performance was a rhapsody of emotions.
B2 adjective /ˈkræŋki/

cranky

Meaning
bad-tempered, easily annoyed, or irritable
Example
The child gets cranky when he is hungry.
B2 noun /daɪˈnæmɪks/

dynamics

Meaning
the forces or properties that stimulate growth, development, or change within a system or process
Example
The dynamics of the team changed after the new manager joined.
B2 verb /ɪmˈplaɪ/

imply

Meaning
To suggest something without directly stating it.
Example
Her tone seemed to imply that she was upset.
C2 noun /ˌdɪʃəˈbiːl/

dishabille

Meaning
The state of being only partly or loosely dressed; casual or careless attire.
Example
She answered the door in a state of dishabille, wearing just a robe.
C2 verb /kəˈriːn/

careen

Meaning
To move swiftly and in an uncontrolled way, especially in a specific direction.
Example
The car careened down the slippery road.
B2 verb baɪnd

bind

Meaning
To tie, fasten, or hold together securely.
Example
This force binds quarks together.
A1 adjective /haɪ/

high

Meaning
At or to a great height; greater than normal in amount, degree, or intensity.
Example
The mountain peak is very high.
C1 verb /ˈmɛzməˌraɪz/

mesmerize

Meaning
To capture complete attention; to hypnotize or fascinate.
Example
The dancer's graceful movements mesmerized the audience.
C1 verb /rɪˈbʌf/

rebuff

Meaning
to reject or refuse in a sharp or abrupt way
Example
She rebuffed his invitation to dinner.
B2 noun/verb /kəˈmjuː.tɪŋ/

commuting

Meaning
Regular travel to and from workplace, daily journey for work.
Example
He spends two hours commuting to work every day.
B2 noun /diːp ˈkʌlər/

Deep colour

Meaning
a rich, intense, or dark shade of any color
Example
The artist used deep colours to create a dramatic effect.
A2 adjective /ˈθɜːr.sti/

Thirsty

Meaning
feeling a need to drink; having a strong desire for something
Example
I am very thirsty after running in the heat.
C1 adjective /ˈkɔːrdiəl/

Cordial

Meaning
warmly friendly; sincere; heartfelt
Example
She gave us a cordial welcome at the front door.
C2 adjective /kænˈtæŋ.kər.əs/

cantankerous

Meaning
Bad-tempered, argumentative, and uncooperative.
Example
The cantankerous old man complained about everything.
C1 noun, adjective, verb /ʃæm/

sham

Meaning
something that is not what it appears to be; a false or fake thing; to pretend
Example
The deal turned out to be a sham.
B2 verb /nɪˈɡlekt/

neglect

Meaning
to fail to care for or give attention to something
Example
Don't neglect your health while studying.
B2 noun /sfɪər/

sphere

Meaning
a round, three-dimensional shape that is perfectly symmetrical around its center; an area of activity or knowledge
Example
The Earth is almost a perfect sphere.
C2 adjective /ˈpjuːɪsənt/

puissant

Meaning
having great power or influence; mighty
Example
The king was a puissant ruler whose word was law.
C2 verb /ˈhɑːbəl/

hobble

Meaning
to walk awkwardly with difficulty, usually due to injury
Example
He hobbled across the room after twisting his ankle.
C2 noun /ˈhɛksəˌpɒd/

hexapod

Meaning
An insect or other organism with six legs.
Example
The scientist observed a hexapod crawling on the leaf.
B2 noun /ˈbænər/

banner

Meaning
a large printed sign used for advertisements or announcements
Example
The company displayed a banner to advertise their new product.
B1 verb /bæn/

ban

Meaning
to officially forbid something; to prohibit
Example
The government banned smoking in public places.
B2 adjective /ˈwʌrisəm/

Worrisome

Meaning
causing anxiety or concern; troubling
Example
The student's declining grades were worrisome to his parents.
C2 noun /ˈbrɪn.dʒəl/

Brinjal

Meaning
a large purple vegetable that is white inside; also called eggplant
Example
My mother cooked brinjal curry for lunch.
C1 adjective /pəˈnɪnsjələr/

peninsular

Meaning
Relating to or resembling a peninsula.
Example
The peninsular region is surrounded by water on three sides.
B1 noun /ˈɒbstəkəlz/

obstacles

Meaning
Things that block one's way or prevent or hinder progress.
Example
Obstacles in life can often lead to valuable lessons.
C1 verb /ɪkˈspaʊnd/

expound

Meaning
to present and explain in detail
Example
The professor expounded the theory in simple terms.
C2 verb /ˈvɛəriəˌɡeɪt/

variegate

Meaning
To diversify or mark with different colors or patterns.
Example
The artist used different shades to variegate the design.
C1 verb /prɪˈkluːd/

preclude

Meaning
To prevent something from happening; to make impossible.
Example
Heavy rain precluded the possibility of a picnic.
C1 verb /əˈbeɪt/

abate

Meaning
to become less intense or widespread
Example
The storm began to abate after midnight.
C2 adjective /ˌɔːfˈkiː/

off-key

Meaning
out of tune; not in accordance with expected standards
Example
The singer was slightly off-key during the performance.
B2 verb /dɪˈfaɪ/

defy

Meaning
to openly resist or refuse to obey someone or something; to challenge or dare someone to do something
Example
The protesters continued to defy the government's ban on public gatherings.
C1 adjective /kəmˈpleɪsənt/

complacent

Meaning
showing self-satisfaction and a lack of concern about potential dangers or problems
Example
The team grew complacent after a few victories and stopped practicing hard.
C1 noun /ˈpɔː.pəs/

Porpoise

Meaning
a small toothed whale with a low triangular dorsal fin and a blunt rounded snout
Example
The porpoise jumped gracefully out of the water.
C1 adjective /ɪkˈstɛnjueɪtɪŋ/

extenuating

Meaning
serving to make a fault or an offense seem less serious
Example
She asked for leniency due to extenuating circumstances.
C1 verb əˈnaɪ.ə.leɪt

annihilate

Meaning
Destroy utterly; obliterate; reduce to nothing.
Example
The explosion annihilated the entire village.
C1 noun /ˈʃoʊ.və.nɪst/

chauvinist

Meaning
A person displaying excessive or prejudiced loyalty to a group, cause, or gender.
Example
He was labeled a chauvinist after his remarks about women in the workplace.
C1 noun /pəˈθɒlədʒi/

pathology

Meaning
the scientific study of diseases, their causes, processes, and effects on the body
Example
Advances in pathology helped the doctors identify the rare infection quickly.
B1 noun /əˈkeɪ.ʒən/

Occasion

Meaning
a particular time or instance of an event; a special celebration
Example
Their wedding was a joyous occasion.
B1 adverb /ˈrel.ə.tɪv.li/

Relatively

Meaning
in comparison to something else; quite; fairly
Example
The weather is relatively warm today.
C1 verb /ˈdʒɜːrmɪneɪt/

germinate

Meaning
To begin to grow or develop, especially referring to a seed.
Example
The seeds germinate quickly in moist soil.
C1 adjective /ˈɡʌsti/

gusty

Meaning
characterized by strong, sudden bursts of wind
Example
It was a cold, gusty day by the sea.
C1 noun, verb /ˌprɒməˈneɪd/

promenade

Meaning
A leisurely walk or stroll, especially in a public place for pleasure or display.
Example
They went for a promenade along the seaside.
C2 adjective /ɡrʌf/

gruff

Meaning
Rough or stern in manner, speech, or voice.
Example
Despite his gruff manner, he was very kind-hearted.
C1 adjective /kənˈtraɪvd/

contrived

Meaning
artificial or forced; not natural or spontaneous
Example
The ending of the movie felt contrived and unrealistic.
C1 verb /ɪmˈpiːtʃ/

impeach

Meaning
To charge a public official with misconduct while in office.
Example
The parliament voted to impeach the president.
C1 noun ˌriːˌvaɪ.təl.aɪˈzeɪ.ʃən

revitalization

Meaning
The action of giving new life and vitality to something.
Example
Proper rest and nutrition lead to revitalization of the body.
C1 noun ɪnˌten.sɪ.fɪˈkeɪ.ʃən

intensification

Meaning
The process of becoming or making something more intense or extreme.
Example
The intensification of climate change requires urgent action.
C2 noun /ˌrɛprɪˈhɛnʃən/

reprehension

Meaning
The act of rebuking or criticizing severely.
Example
The teacher’s reprehension of the student’s behavior was justified.
B2 verb /straɪd/

stride

Meaning
to walk with long, decisive steps; to make progress
Example
She strode confidently across the stage.
B2 noun /ˌkeɪ.pəˈbɪl.ə.ti/

capability

Meaning
The ability or capacity to do something.
Example
The telescope's capability is unparalleled.
A2 adjective /ˈmɒdən/

modern

Meaning
relating to the present or recent times, not ancient or old-fashioned
Example
They live in a modern apartment with new facilities.
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.
A2 verb /tʃɪər/

cheer

Meaning
to shout in encouragement or support; to make someone feel happier
Example
The fans cheered loudly when their team scored a goal.
B1 adjective /ɪˈmiːdiət/

immediate

Meaning
happening or done without delay
Example
The doctor gave her immediate attention.
B2 noun ˈnætʃərəl ˈhæbɪtæt

Natural Habitat

Meaning
The natural environment where organisms live and fulfill their life needs.
Example
Protecting the natural habitat is crucial for butterflies.
C1 noun /ˈsɒlstɪs/

solstice

Meaning
the two times in the year when the sun is at its greatest distance from the equator (summer and winter solstice)
Example
People celebrate the summer solstice with festivals and rituals.
B2 verb /pəˈtroʊl/

patrol

Meaning
to move around an area to watch or guard it
Example
The police patrol the streets at night to ensure safety.