accidental
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B2 adjective /ˌæksɪˈdɛntl/

accidental

Meaning
happening by chance, unintentionally
Example
The fire was caused by an accidental spark.
C2 adjective /ˈæʒər/

azure

Meaning
A bright blue color like that of a clear sky.
Example
The clear sky was painted in a deep shade of azure.
C2 verb /əˈsɪdɪfaɪ/

acidify

Meaning
to make something acidic or more acidic
Example
Farmers worry that pollution will acidify the soil.
B2 noun ˌæn.tiˈɒk.sɪ.dənts

antioxidants

Meaning
A substance that may prevent or delay some types of cell damage.
Example
Fruits and vegetables are rich in antioxidants.
C1 noun /ˌænəlˈdʒiːzɪk/

analgesic

Meaning
A drug or substance that relieves pain.
Example
She took an analgesic to ease her headache.
C1 noun /ˈɑːrdər/

ardor

Meaning
Great enthusiasm or passion.
Example
She spoke with ardor about her new project.
B2 noun /əˌdæptəˈbɪləti/

adaptability

Meaning
The quality of being able to adjust to new conditions or circumstances
Example
Adaptability to changing environments is crucial in business.
B2 verb /ˈæmplɪˌfaɪ/

amplify

Meaning
to make sounds louder; to make something larger or more significant
Example
The microphone amplifies her voice.
C2 noun /əˈnɔɪnt.mənt/

anointment

Meaning
The act of anointing, usually with oil, as part of a ritual or ceremony.
Example
The anointment of the new leader was a sacred ritual.
C1 verb /ˈæmpjʊteɪt/

amputate

Meaning
to cut off a limb from the body by surgery
Example
The doctors had to amputate his leg after the accident.
B2 noun ˌæd.æpˈteɪ.ʃən

adaptation

Meaning
The action or process of adapting or being adapted.
Example
Adaptation to climate change is critical for resilience.
A2 adjective /əˈsliːp/

asleep

Meaning
in a state of sleep
Example
The baby is fast asleep.
C1 noun /ˈæptɪˌtjuːd/

aptitude

Meaning
a natural ability or talent to do something well
Example
She has a strong aptitude for learning new languages.
B1 adjective /ˌælfəˈbɛtɪkəl/

alphabetical

Meaning
Arranged in the order of the letters of the alphabet.
Example
The names were listed in alphabetical order.
C2 noun /əˈzeɪ.li.ə/

azalea

Meaning
a flowering shrub with brightly colored blooms, often grown ornamentally
Example
The garden was full of blooming azaleas in spring.
C2 verb /əˈbɑː.mə.neɪt/

abominate

Meaning
to feel hatred or loathing for something
Example
She abominates cruelty to animals.
B2 noun /əˈlaʊəns/

Allowance

Meaning
a sum of money paid regularly to a person; permission to do something
Example
Children receive a weekly allowance for helping with chores.
C1 noun esˈθet.ɪks

aesthetics

Meaning
A set of principles concerned with the nature and appreciation of beauty, especially in art and design.
Example
Interior design focuses on aesthetics and functionality.
B1 noun /əˈsaɪnmənt/

assignment

Meaning
a task or piece of work given to someone as part of their duties
Example
The students completed their homework assignment on time.
C2 verb /ˈæntɪdeɪt/

antedate

Meaning
to be earlier in time; to assign a date earlier than the actual one
Example
The manuscript antedates the modern printing press.
B2 adverb /əˈdɪʃənəli/

additionally

Meaning
in addition to what has been said or done
Example
Additionally, we offer discounts for early bookings.
C2 noun /əˈpɜːrtənəns/

appurtenance

Meaning
an accessory or supplementary part of something
Example
The garage is an appurtenance of the main house.
B2 adverb /ˌɑːrtɪˈfɪʃəli/

Artificially

Meaning
by artificial means; not naturally; in a fake manner
Example
The lake was artificially created for irrigation purposes.
C2 verb /əˈɡrɛs/

aggress

Meaning
to initiate an attack or show hostile behavior
Example
The army chose not to aggress without provocation.
C2 noun /ˈæpədʒiː/

apogee

Meaning
the highest or most distant point; the climax or peak of something
Example
The empire reached its apogee during the 18th century.
B1 noun /ˈɑːrtwɜːrk/

artwork

Meaning
a piece of art, such as a painting, sculpture, or drawing
Example
The gallery displayed an impressive artwork by a local artist.
A2 noun /ˈæmbjʊləns/

ambulance

Meaning
A specially equipped vehicle used to transport sick or injured people to the hospital.
Example
The ambulance rushed to the accident site within minutes.
C2 noun /ˈæltruɪst/

altruist

Meaning
a person who has an unselfish concern for the welfare of others
Example
He is an altruist who always puts others' needs before his own.
B2 noun /əˈlaɪnmənt/

alignment

Meaning
arrangement in a straight line or in proper position
Example
The alignment of the planets was perfect for the celestial event.
A2 verb /əˈraɪv/

arrive

Meaning
to reach a destination; to come to a place
Example
The train will arrive at the station in ten minutes.
B2 noun /ˈeɪkər/

acre

Meaning
a unit of land area equal to 4,840 square yards (about 4,047 square meters)
Example
The farmer owns five acres of fertile land.
B2 noun /ˈædvərtaɪzər/

advertiser

Meaning
a person or company that advertises a product, service, or event
Example
The advertiser paid millions for a Super Bowl commercial spot.
C2 adjective /əˈskjuː/

askew

Meaning
Not in a straight or level position; crooked or tilted.
Example
The picture on the wall hung slightly askew.
C2 noun /ˈɑːrbərɪˌkʌltʃər/

arboriculture

Meaning
the cultivation and management of trees and shrubs
Example
He studied arboriculture to improve urban green spaces.
B1 verb /əˈpruːv/

approve

Meaning
to officially agree to or accept something; to give permission
Example
The committee will approve the new policy tomorrow.
B2 adjective /ˈæm.pəl/

Ample

Meaning
large in size, extent, or capacity; plentiful; more than enough
Example
We have ample time to finish the project before the deadline.
C2 adjective /ˌæktʃuˈɛəriəl/

actuarial

Meaning
Relating to actuaries or their work of analyzing financial risk and uncertainty, especially in insurance and pensions.
Example
The company relied on actuarial reports to set insurance premiums.
B1 adjective /ˈæktʃuəl/

actual

Meaning
real and existing, not just imagined or supposed
Example
The actual cost was higher than expected.
C2 verb /əˈfaɪəns/

affiance

Meaning
to promise or pledge marriage; to formally engage
Example
They decided to affiance after years of friendship.
C1 noun /əˌtɜːni ˈdʒɛnərəl/

attorney-general

Meaning
The chief legal officer of a state or country.
Example
The attorney-general announced new reforms to strengthen justice.
C2 verb /əˈkuːtə/

accoutre

Meaning
to dress or equip, especially in something impressive or elaborate
Example
The knight was accoutred in shining armor.
C1 adjective /əˈbaɪdɪŋ/

abiding

Meaning
lasting for a long time; enduring
Example
She had an abiding love for her hometown.
B2 adjective ˌæɡ.rɪˈkʌl.tʃər.əl

agricultural

Meaning
Connected with farming.
Example
Agricultural advancements enhance food security.
C2 adverb /əˈskæns/

askance

Meaning
With suspicion, mistrust, or disapproval.
Example
She looked askance at his unusual proposal.
B2 noun /əˈplɔːz/

applause

Meaning
the sound of people clapping their hands to show approval or enjoyment
Example
The actor received loud applause after his performance.
B2 adjective + noun əˈdæptɪv ˈfiːtʃərz

adaptive features

Meaning
Characteristics that help organisms adjust to their environment
Example
Plants' adaptive features help them grow in winter.
A1 pronoun /ˈɛniwʌn/

anyone

Meaning
any person at all; used to refer to an unspecified person
Example
Does anyone know the answer to this question?
C1 noun /əˈsɛndənsi/

ascendancy

Meaning
A position of power, influence, or control over others.
Example
The company gained ascendancy in the market through innovation.
C1 noun /əˈdʒeɪsənsi/

adjacency

Meaning
The state of being next to or adjoining something else.
Example
The adjacency of the two buildings made it easy to connect them.
C2 noun /ˌær.əˈbesk/

arabesque

Meaning
a complex, ornate design featuring intertwined flowing lines, often used in architecture or ballet poses
Example
The ceiling was decorated with delicate arabesque patterns.
C2 noun /ˈæpəˌlɔːɡ/

apologue

Meaning
a short moral story or fable intended to teach a lesson
Example
The teacher used an old apologue to explain honesty to the children.
B2 verb /əkˈsɛləreɪt/

accelerate

Meaning
to increase speed or make something happen sooner
Example
The driver accelerated to overtake the truck.
C2 noun (plural) /ˈɔːspɪsɪz/

auspices

Meaning
Patronage, support, or guidance, often used in the phrase 'under the auspices of'.
Example
The conference was held under the auspices of the United Nations.
A1 noun /ɑːrt/

art

Meaning
the expression or application of human creative skill and imagination
Example
She studied art at the university.
C1 adjective /ˈænsɪləri/

ancillary

Meaning
providing necessary support to the main system or organization
Example
The company provides ancillary services to the healthcare industry.
C2 noun /əˈnækrəˌnɪzəm/

anachronism

Meaning
something that is out of its proper time period, especially something old-fashioned in a modern context
Example
Using a typewriter today feels like an anachronism.
A1 adjective /ˈeɪbl/

able

Meaning
having the power, skill, or means to do something
Example
She is able to speak three languages fluently.
B2 verb /əˈweɪkən/

awaken

Meaning
to stop sleeping; to cause to become aware
Example
The loud noise awakened the entire neighborhood.
C2 noun /ˌænəlˈdʒiːziə/

analgesia

Meaning
The inability to feel pain while still conscious.
Example
The doctor induced analgesia before performing the procedure.
A1 pronoun /ˈɛnɪθɪŋ/

anything

Meaning
any object, event, or matter; whatever thing
Example
You can ask me anything about the project.
C2 noun /ˌædʒʊˈreɪʃən/

adjuration

Meaning
a solemn urging or appeal
Example
The priest made an adjuration for peace and unity.
A1 verb /æsk/

ask

Meaning
to request information; to inquire; to invite
Example
Can I ask you a question about the homework?
B1 noun /ˈælkəhɒl/

alcohol

Meaning
A colorless volatile liquid that is the intoxicating constituent of wine, beer, spirits, and other drinks.
Example
Too much alcohol can damage your liver.
C1 adjective /əˈdɛpt/

adept

Meaning
Very skilled or proficient at something.
Example
She is adept at solving complex mathematical problems.
A2 verb (past tense / past participle) /əˈtræktɪd/

attracted

Meaning
felt interest or liking toward someone or something; was drawn by appeal or force
Example
She was attracted to the idea of studying abroad.
C1 noun /ˈænərki/

anarchy

Meaning
a state of disorder due to the absence or failure of government or authority
Example
The collapse of the regime led to anarchy in the streets.
B1 verb /əˈtætʃ/

attach

Meaning
to join or fasten something to another thing
Example
Please attach the document to the email before sending.
B1 verb /əˈsoʊsiˌeɪt/

associate

Meaning
to connect or link things together; to spend time with someone
Example
I associate this song with summer.
B1 adjective /æmˈbɪʃ.əs/

Ambitious

Meaning
having strong desire for success or achievement; aspiring
Example
She is ambitious and works hard to achieve her goals.
B1 verb /əˈweɪk/

awake

Meaning
to stop sleeping; to become conscious or alert
Example
I awake every morning at six o'clock.
A1 noun /'æn.ɪ.məl/

Animal

Meaning
a living creature that feeds on organic matter, typically having specialized sense organs and nervous system and able to respond rapidly to stimuli
Example
The zoo has many different animals from around the world.
C1 noun /əˈduː/

ado

Meaning
a fuss or unnecessary activity; trouble or difficulty
Example
Without further ado, let’s begin the ceremony.
C1 noun /ɔːˈtɒkrəsi/

autocracy

Meaning
A system of government in which one person has absolute power.
Example
The country suffered under decades of autocracy.
B1 noun /ˈænəlɪst/

analyst

Meaning
a person who studies or examines something carefully to understand it or make decisions
Example
The financial analyst predicted a rise in the stock market.
A1 adverb /ˈɔːlsoʊ/

also

Meaning
in addition; too
Example
She sings beautifully and also plays the guitar.
C2 adjective /əˈkwɪzətɪv/

acquisitive

Meaning
excessively interested in acquiring money or material things
Example
The acquisitive businessman bought every piece of land he could find.
B2 noun ˈæk.tɪv rɪˈkɔːl

Active recall

Meaning
A learning technique that involves actively trying to retrieve information from memory rather than passively reviewing material.
Example
Active recall improves long-term memory and retention.
C1 adjective /ˈɛərˌtaɪt/

airtight

Meaning
Completely sealed so that no air can get in or out.
Example
Store the cookies in an airtight container to keep them fresh.
B2 verb /əˈsɛmbəl/

assemble

Meaning
to gather or bring together in one place
Example
The students assembled in the hall for the meeting.
C2 adjective, adverb /əˈbʌvˌbɔːrd/

aboveboard

Meaning
Open and honest; without deception or trickery.
Example
The business deal was completely aboveboard.
A1 determiner, pronoun, adverb /ɔːl/

all

Meaning
the whole quantity or extent of something; every one of something
Example
She spent all her money on books.
C2 noun /ˌæprəˈbeɪʃən/

approbation

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

ambrosia

Meaning
The food of the gods in classical mythology; something extremely pleasing to taste or smell.
Example
The dessert was so delicious that it tasted like ambrosia.
C1 adjective /əˈkɪn/

akin

Meaning
Of similar character or related by blood.
Example
His reaction was akin to shock.
A1 noun /ˌæftərˈnuːn/

afternoon

Meaning
The part of the day between noon and evening.
Example
We met in the afternoon for coffee.
C1 adjective /əˈbɪzməl/

abysmal

Meaning
extremely bad or appalling
Example
The team's performance was abysmal.
C2 adjective /ˌæf.əˈrɪs.tɪk/

aphoristic

Meaning
expressed in the style of a short, witty saying
Example
Her writing style is concise and aphoristic.
C2 noun /əˈkwaɪərmənt/

acquirement

Meaning
the act of acquiring something; something that has been acquired, especially a skill or possession
Example
Language proficiency is an important acquirement for global careers.
B2 verb /əˈkɒmədeɪt/

accommodate

Meaning
To provide lodging, space, or meet the needs of someone.
Example
The hotel can accommodate up to 200 guests.
C2 noun /əˈbluːʃən/

ablution

Meaning
the act of washing oneself, often for religious purposes
Example
He performed his morning ablution before the prayer.
B2 noun /ˈæməzɒn/

amazon

Meaning
A tall, strong, or powerful woman.
Example
She fought like an amazon in the competition.
C2 adjective /əˈɡɒɡ/

agog

Meaning
Highly excited by eagerness, curiosity, or anticipation.
Example
The children were agog with excitement as they waited for the magician to appear.
B2 noun /ˌæktɪˈveɪʃən/

activation

Meaning
the act of making something start functioning
Example
The activation of the system took longer than expected.
B2 adjective/verb /əˈprɒksɪmət/

approximate

Meaning
close to the actual but not exact; to estimate or calculate roughly
Example
The cost is approximate and may change later.
C1 verb /əˈtoʊn/

atone

Meaning
to make amends for a wrong or injury; to make reparation
Example
He tried to atone for his mistakes by helping others.
B1 verb /əˈdɒpt/

adopt

Meaning
To take something as your own, such as a child, idea, or method.
Example
They decided to adopt a child from the orphanage.
C1 adjective /ˈɑːr.dənt/

Ardent

Meaning
very enthusiastic; passionate; fervent
Example
She is an ardent supporter of environmental conservation.
B2 adjective /əˈfektɪd/

Affected

Meaning
influenced; impacted; touched by something
Example
The flood-affected areas need immediate assistance.
C1 adverb /əˈnjuː/

anew

Meaning
In a new or different way; once more.
Example
After the failure, she decided to start her life anew.
C2 noun /əˈmæl.ɡəm/

amalgam

Meaning
a mixture or blend of different things
Example
The new policy is an amalgam of several previous laws.
B2 noun /æmˈbæsədər/

Ambassador

Meaning
an accredited diplomat sent by a country as its official representative to a foreign country
Example
The ambassador met with government officials to discuss trade agreements.
B2 noun /ˈæbi/

abbey

Meaning
A large church building or monastery where monks or nuns live, work, and worship.
Example
The old abbey on the hill attracts many tourists each year.
B1 noun/verb /əˈwɔːrd/

award

Meaning
a prize or recognition given for an achievement; to give a prize or recognition
Example
She received an award for her outstanding performance.
C2 noun /əˈsɜːrbəti/

acerbity

Meaning
bitterness or sharpness of tone, manner, or taste
Example
The acerbity of his remarks left everyone silent.
C1 noun əbˈzɔːrp.ʃən

absorption

Meaning
The process or action by which one thing absorbs or is absorbed by another.
Example
Plants help in the absorption of carbon dioxide.
B2 adjective /ˈeɪ.li.ən/

alien

Meaning
Belonging to a foreign country or nation; extraterrestrial.
Example
The telescope is capable of detecting alien signals.
B1 noun /ˈær.əb/

arab

Meaning
a person belonging to the Semitic people of the Middle East and North Africa
Example
He is an Arab living in Dubai.
C1 noun /ˈænəɡræm/

anagram

Meaning
A word or phrase formed by rearranging the letters of another word or phrase.
Example
The word 'listen' is an anagram of 'silent'.
B1 adjective /ˈæk.jə.rət/

Accurate

Meaning
correct, exact, and without any mistakes
Example
The weather forecast was completely accurate.
C2 noun /ˈæmpərˌsænd/

ampersand

Meaning
The symbol '&' used to represent the word 'and'.
Example
Use an ampersand instead of writing the word 'and' in the company name.
C2 adjective /eɪˈrɪðmɪk/

arrhythmic

Meaning
Lacking a regular rhythm or beat.
Example
The patient had an arrhythmic heartbeat.
C2 noun /ˌɑːrbəˈriːtəm/

arboretum

Meaning
a place where trees, shrubs, and plants are grown for scientific study or public display
Example
We visited the city’s arboretum to learn about exotic trees.
C2 verb /ˈæmərˌtaɪz/

amortize

Meaning
To gradually reduce or pay off a debt with regular payments.
Example
They plan to amortize the mortgage over 20 years.
B1 noun /əˈfek.ʃən/

Affection

Meaning
a feeling of liking or caring for someone or something
Example
She has deep affection for her grandmother.
C2 noun /ˈæntiruːm/

anteroom

Meaning
A small room leading to a main one, often used as a waiting area.
Example
The guests waited in the anteroom before being called inside.
C1 verb /ˈæk.lɪ.meɪt/

acclimate

Meaning
To adapt or become accustomed to a new environment or situation
Example
It takes time to acclimate to a new climate.
C1 adjective ˌæd.vɚˈser.i.əl

adversarial

Meaning
Involving or characterized by conflict or opposition.
Example
The two companies have an adversarial relationship in the market.
C2 noun, adjective /ˌæntiˌspæzˈmɒdɪk/

antispasmodic

Meaning
A drug or agent that relieves or prevents muscle spasms.
Example
The doctor prescribed an antispasmodic to ease the pain.
B1 verb /əˈtʃiːv/

achieve

Meaning
to successfully bring about or reach a desired goal or result
Example
She worked hard to achieve her dream of becoming a doctor.
B2 noun /æs/

Ass

Meaning
a donkey; a small domesticated animal of the horse family
Example
The farmer used an ass to carry heavy loads.
C2 adjective/adverb /ˌæ.prəˈpoʊ/

apropos

Meaning
Appropriate to the situation; relevant. As an adverb, it means 'with reference to' or 'regarding'.
Example
His comments were not apropos of the discussion.