federate
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C1 verb /ˈfɛdərət/

federate

Meaning
to unite in a league or federation; to form an alliance
Example
Several states federated to create a stronger union.
B2 adjective /ʌnˈtʃeɪndʒɪŋ/

unchanging

Meaning
remaining the same over time; not changing
Example
Her love for her family was unchanging throughout the years.
B2 verb prəˈlɒŋ

prolong

Meaning
To extend the duration of something; to make something last longer.
Example
A healthy diet helps prolong life expectancy.
C1 adjective /ˌaɪdiəˈlɪstɪk/

Idealistic

Meaning
pursuing high principles or ideals; unrealistically optimistic
Example
She has an idealistic view of changing the world.
A2 adjective/adverb /ˈdeɪli/

daily

Meaning
happening every day
Example
She reads the newspaper daily.
C2 noun /ɪnˈtɛnʃən/

intension

Meaning
The internal content of a concept; the set of attributes implied by a word or phrase.
Example
The intension of the word 'dog' includes being a mammal and domesticated.
C1 adjective /ˌʌnkɒnstɪˈtuːʃənəl/

Unconstitutional

Meaning
not in accordance with a political constitution; violating constitutional principles
Example
The court declared the new law unconstitutional.
C2 noun /əbˈdʌktər/

abductor

Meaning
a person who kidnaps or forcibly takes someone away
Example
The police arrested the abductor after a nationwide search.
B2 noun /ˈrest.ləs.nəs/

Restlessness

Meaning
the inability to rest or relax as a result of anxiety or boredom
Example
His restlessness during the long meeting was obvious to everyone.
B1 phrase bɛst ˈɛf.ərt

best effort

Meaning
The maximum amount of effort or energy that someone can give.
Example
He gave his best effort to complete the task on time.
C1 adjective /ˌkætəˈɡɒrɪkəl/

categorical

Meaning
Absolute and without exception; expressed clearly and directly.
Example
She gave a categorical denial of the allegations.
C2 noun /kənˈtɔːrʃən/

contortion

Meaning
a twisted or bent shape; the act of twisting out of the normal shape
Example
The gymnast's contortion amazed the audience.
B2 noun /ˈɪə.rə/

Era

Meaning
a long and distinct period of history with a particular feature or characteristic
Example
The Renaissance was an era of great artistic and cultural achievement.
B2 noun /ɪnˈdɔːrs.mənt/

endorsement

Meaning
A public or official statement of support or approval.
Example
The celebrity's endorsement increased the product's sales.
C1 adjective /ˌmɒnəˈlɪθɪk/

monolithic

Meaning
Massive, uniform, and indivisible; resembling a large single stone or structure.
Example
The company maintained a monolithic structure resistant to change.
B1 noun taɪm ˈmænɪdʒmənt

time management

Meaning
The process of planning and exercising conscious control over the amount of time spent on specific activities
Example
Time management is crucial for success.
B2 noun ˌvɒlənˈtɪər ˌɔːɡənaɪˈzeɪʃən

volunteer organization

Meaning
A nonprofit group of people who offer their services willingly without payment for a cause.
Example
BD Clean is a volunteer organization promoting recycling.
C1 noun /ˈælɪbaɪ/

alibi

Meaning
A claim or piece of evidence that one was elsewhere when an act, typically a crime, was committed.
Example
She had a strong alibi that proved she was at the cinema during the theft.
C2 noun /səˈlɛrɪti/

celerity

Meaning
swiftness of movement; speed
Example
The soldier moved with great celerity to deliver the message.
C2 adjective /ˌɪnɔːˈspɪʃəs/

Inauspicious

Meaning
unlucky; showing signs that future success is unlikely; unfavorable
Example
The dark clouds seemed inauspicious for the wedding.
B2 adjective /ʌnˈskɪld/

Unskilled

Meaning
lacking technical training or ability; not requiring special skills
Example
Many unskilled workers are looking for training opportunities.
C2 noun /ˈkæbəˌlɪzəm/

cabalism

Meaning
The doctrines, practices, or secretive dealings of a cabal.
Example
The historian wrote extensively about cabalism in the royal court.
C2 noun /ˌmjuːtəˈbɪləti/

mutability

Meaning
The quality of being changeable or capable of change.
Example
The mutability of fashion trends makes it hard to keep up.
C2 noun /ˈdeb.juː.tɑːnt/

debutante

Meaning
A young woman making her first formal appearance in society.
Example
The debutante wore a white gown at the ball.
C2 noun /kəˈleɪʃən/

collation

Meaning
the act of collecting, comparing, and arranging in proper order
Example
The librarian spent hours on the collation of old manuscripts.
A2 adjective /ˈselfɪʃ/

Selfish

Meaning
caring only about oneself rather than others
Example
He was too selfish to share his food with others.
C2 adjective /ˌpɒliˈæn.ɪ.ɪʃ/

pollyannaish

Meaning
overly or blindly optimistic
Example
Her pollyannaish attitude ignored the obvious problems.
C1 noun /ˈtrɪviə/

trivia

Meaning
Details or information that are considered unimportant or of little value.
Example
The quiz was filled with fun trivia about movies and music.
C1 adverb /ˈaʊtwədli/

Outwardly

Meaning
on the surface; externally; in appearance
Example
Outwardly, he seemed calm, but inside he was nervous.
C1 noun /ˈrɛvərəns/

reverence

Meaning
deep respect for someone or something
Example
The students showed reverence to their teacher.
B2 noun /dɪˌtɜː.mɪˈneɪ.ʃən/

determination

Meaning
Firmness of purpose; the quality of being determined; resolve.
Example
His determination to succeed was unwavering.
B2 noun /ˈspɛk.tə.kəl/

spectacle

Meaning
An impressive display or performance for viewers.
Example
The fireworks created a breathtaking spectacle in the night sky.
C1 noun /ˈtɜː.mɔɪl/

turmoil

Meaning
A state of great disturbance, confusion, or uncertainty.
Example
The political turmoil led to mass protests.
C1 adjective /kənˈdʒenɪtl/

congenital

Meaning
existing from birth, usually describing a disease or condition
Example
The child was born with a congenital heart defect.
B2 adjective ˈstrʌktʃərəl

structural

Meaning
Relating to or forming part of a structure.
Example
The structural integrity of the bridge was tested after the storm.
A2 noun ˈbæl.əns

balance

Meaning
A condition in which different elements are equal or in the correct proportions.
Example
Balance among powers prevents conflicts.
C1 adjective /ˈvendʒ.fəl/

Vengeful

Meaning
seeking to harm someone in return for a perceived injury; vindictive
Example
She felt vengeful after her friend betrayed her trust.
B2 adverb /ˈmɪzərəbli/

Miserably

Meaning
in a wretched or unhappy manner; extremely badly
Example
The team performed miserably in the championship.
C1 noun ˌsɪs.təˈmæt.ɪk ˈstræt.ə.dʒi

systematic strategy

Meaning
A methodical and organized plan or approach to achieve specific objectives.
Example
A systematic strategy was employed to achieve objectives.
C1 adjective /ˈfuːlpruːf/

foolproof

Meaning
Designed to be very easy to use or understand, leaving no possibility of failure or error.
Example
The new software has a foolproof installation process.
B2 verb /ˈfɜːrnɪʃ/

furnish

Meaning
to provide or supply with furniture or equipment
Example
They furnished the new house with modern furniture.
B2 adjective ˈsɑːləm

solemn

Meaning
Formal and dignified; characterized by deep sincerity.
Example
The day begins with a solemn ceremony at the memorial.
C1 noun /ˈkjuːmɪn/

Cumin

Meaning
A spice made from the dried seeds of a plant in the parsley family, with a warm earthy flavor
Example
Cumin is an essential spice in Indian and Middle Eastern cooking.
B2 noun /moʊd/

Mode

Meaning
a way or manner in which something occurs or is done; a setting
Example
The computer has a sleep mode to save energy.
B2 noun /ˈpɪl.ɡrɪm/

Pilgrim

Meaning
a person who journeys to a sacred place for religious reasons; a traveler
Example
The pilgrim walked for days to reach the holy shrine.
B1 noun /tɔːrˈtiːə/

tortilla

Meaning
A thin round flatbread made from corn or wheat, common in Mexican cuisine.
Example
She wrapped the vegetables in a warm tortilla.
A2 noun /ˈherˌdrɛsər/

hairdresser

Meaning
a person whose job is to cut, style, and treat hair
Example
The hairdresser gave me a stylish haircut before the wedding.
C1 adjective /ˈpɒlɪtɪk/

politic

Meaning
shrewd, prudent, or tactful in practical matters
Example
It was politic of him to remain silent during the argument.
C2 verb /ˌɪn.trəˈmɪt/

intromit

Meaning
To insert or introduce something into a place or body.
Example
The doctor carefully intromitted the instrument into the wound.
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.
C2 verb /pərˈveɪ/

purvey

Meaning
to supply or provide goods, services, or information, often as a business
Example
The company purveys organic food to health-conscious customers.
A1 determiner/pronoun/conjunction/adverb /ˈaɪðər/ or /ˈiːðər/

either

Meaning
Used to indicate a choice between two alternatives.
Example
You can either call me tonight or send me an email.
C1 noun /ˈpræɡ.mə.tɪ.zəm/

pragmatism

Meaning
A practical approach to problems and affairs; dealing with things sensibly and realistically.
Example
His pragmatism helped solve the financial crisis.
C2 adjective /ˈwɜːkmənˌlaɪk/

workmanlike

Meaning
Showing efficient, competent, and practical skill, but without flair or creativity.
Example
The carpenter delivered a workmanlike performance on the project.
B2 adjective /ɪnˈfɪə.ri.ər/

inferior

Meaning
Of lower quality, rank, or status.
Example
This material is inferior to the one we used before.
B2 noun /ˈkaʊn.səl.ɪŋ/

counselling

Meaning
the process of giving professional guidance and support to help someone deal with personal, social, psychological, or career-related problems
Example
She decided to seek counselling to manage stress and anxiety.
C1 adjective /ˌmed.iˈiː.vəl/

Mediaeval

Meaning
relating to the Middle Ages; medieval
Example
The castle displayed mediaeval architecture and design.
A2 noun /veɪˈkeɪ.ʃən/

Vacation

Meaning
a period of time when someone does not go to work or school but is free to do what they want, such as travel or relax
Example
I'm planning a vacation to the beach next summer.
C2 verb /ˌʌndərˈɡɜːrd/

undergird

Meaning
to provide support or foundation for; to strengthen
Example
Strong values undergird a healthy society.
A2 noun /ˈdraɪ.vər/

Driver

Meaning
a person who operates a motor vehicle
Example
The taxi driver knew all the shortcuts through the busy city.
B2 adjective /ʌnˈdʒʌst/

Unjust

Meaning
not fair or right; morally wrong
Example
The punishment was unjust for such a minor offense.
B2 noun /ˈɡləʊ.bəl piːs/

global peace

Meaning
Worldwide harmony and absence of conflict between nations.
Example
Global peace requires collective efforts.
B2 noun /ˈlænd.lɔːrd/

Land lord

Meaning
a person who owns property and rents it to tenants
Example
The landlord collected the monthly rent from all tenants.
C1 verb /rɪˈtɔːrt/

retort

Meaning
To reply quickly or sharply, often in a witty or angry manner.
Example
He quickly retorted that he was not to blame.
C2 noun /ˈslæt.ən/

slattern

Meaning
a woman who is untidy or slovenly in appearance or habits
Example
The house looked as if a slattern lived there.
C1 adjective /ˈveɪɡrənt/

Vagrant

Meaning
wandering aimlessly; having no settled home
Example
The vagrant man was asking for food near the station.
C2 verb /ˈlɛvɪteɪt/

levitate

Meaning
to rise or float in the air, usually without visible support.
Example
The magician made the table levitate during the show.
B2 adverb /ˈəʊvəli/

overly

Meaning
to an excessive degree or extent
Example
She was overly concerned about the results.
C2 noun /ˌmjuːtəˈbɪləti/

mutablility

Meaning
A misspelled form of 'mutability', meaning the quality of being changeable.
Example
The document contained the misspelled word 'mutablility' instead of 'mutability'.
C1 noun /ˈrɛspɪt/

respite

Meaning
A short period of rest or relief from something difficult or unpleasant.
Example
The weekend provided a welcome respite from work.
A2 noun /nʌt/

nut

Meaning
a hard-shelled fruit that contains a seed, or a small metal piece used in machinery
Example
She ate a peanut, which is a type of nut.
B2 verb /ˈdɛdɪkeɪt/

dedicate

Meaning
to devote time, effort, or oneself to a particular purpose or person
Example
She dedicated her life to helping the poor.
A2 pronoun /nʌn/

none

Meaning
not any; no one; not one
Example
None of the students passed the exam.
C2 adjective /ˈflæb.i/

Flabby

Meaning
soft and loose; lacking firmness or muscle tone; weak
Example
His flabby arms showed he needed to exercise more.
B2 verb /ˈtaɪtən/

Tighten

Meaning
to make something more secure or less loose
Example
He tightened the screws to secure the shelf.
B2 noun /ˌpɛnɪˈtreɪʃən/

penetration

Meaning
The act of piercing or entering into something.
Example
The company's market penetration grew rapidly.
C1 adjective /kənˈteɪ.dʒəs/

Contagious

Meaning
likely to spread to and affect others; infectious
Example
Her laughter is contagious and makes everyone smile.
B1 noun /məˈskiː.toʊ/

Mosquito

Meaning
a small flying insect that bites people and animals to feed on their blood
Example
The mosquito bit me on the arm last night.
A1 verb /rɪˈmembə/

remember

Meaning
to bring a past event back into one's mind; to keep in memory
Example
I remember my first day at school.
C2 adjective /ˌprɒfɪˈlæktɪk/

prophylactic

Meaning
intended to prevent disease or an unwanted outcome; protective
Example
The doctor prescribed a prophylactic treatment to prevent infection.
B2 adjective /æʃ ˈkʌl.ər/

Ash-colour

Meaning
a grayish color resembling ash
Example
The old building had ash-colour walls that needed painting.
A2 preposition /tɔːrd/

toward

Meaning
in the direction of
Example
She walked toward the door.
C2 adjective /ˈvoʊlənt/

volant

Meaning
able to fly or moving swiftly
Example
The volant bird soared gracefully across the sky.
C1 noun /mælˈpræktɪs/

Malpractice

Meaning
Improper, illegal, or negligent professional behavior
Example
The surgeon was sued for malpractice after the failed operation.
C2 noun /ˈfɔːrkɔːrt/

forecourt

Meaning
an open area in front of a large building, especially a petrol station or hotel
Example
The car was parked in the hotel forecourt.
A2 noun /ˈmɒn.stər/

Monster

Meaning
a large, ugly, and frightening imaginary creature; a cruel person
Example
The children were scared of the monster under the bed.
A1 pronoun /hɜːrz/

hers

Meaning
used to refer to something that belongs to or is associated with a female person previously mentioned or easily identified.
Example
That blue bag is hers.
C1 noun /ˌɪnkəmˌpætəˈbɪlɪti/

incompatibility

Meaning
the state of being unable to exist or work together harmoniously; lack of compatibility
Example
The project failed because of incompatibility between the two software systems.
C1 adjective prəˈtræk.tɪd

protracted

Meaning
Lasting for a long time or longer than expected or usual.
Example
The negotiations were protracted over months.
C2 noun /niːˈɒlədʒɪzəm/

neologism

Meaning
A newly coined word or expression.
Example
The internet has given rise to many neologisms like 'selfie' and 'hashtag'.
A2 noun /ˈɪndʒəri/

injury

Meaning
Harm or damage to a person’s body caused by an accident or attack.
Example
He suffered a serious injury during the football match.
C1 noun /ɪnˈsɒm.ni.ə/

Insomnia

Meaning
habitual sleeplessness; inability to sleep; the condition of being unable to sleep
Example
Her chronic insomnia made it difficult for her to concentrate during work hours.
C1 noun /ˈpɪt.əns/

pittance

Meaning
a very small or inadequate amount of money
Example
She worked long hours for a mere pittance.
C1 adjective /ˈɔːrəl/

aural

Meaning
Relating to the ear or the sense of hearing.
Example
The lecture was an aural experience as well as an intellectual one.
B2 noun /ˈkɒmənˌtɛri/

commentary

Meaning
An expression of opinions or explanations about an event, situation, or text.
Example
The professor's commentary on the novel was insightful.
B2 verb /ˈtʃɛrɪʃ/

cherish

Meaning
To hold something dear, to love and protect, or to keep a hope or memory alive.
Example
She cherishes the memories of her childhood home.
B1 abbreviation /vərsəs/

vs

Meaning
used to indicate opposition or contrast between two things
Example
The match was Brazil vs Argentina in the final.
A2 verb /ɡeɪn/

gain

Meaning
to obtain or acquire something; to increase or improve
Example
He hopes to gain experience from this job.
C2 adjective /ˈrɛkənˌdaɪt/ or /ˈrɛkəndaɪt/

recondite

Meaning
Little known or difficult to understand.
Example
The professor’s lecture was full of recondite theories.
A1 verb /stɒp/

stop

Meaning
to cease moving or operating; to halt; to prevent
Example
Please stop talking during the movie.
C1 verb /aʊst/

oust

Meaning
To remove someone from a position or place of power or authority.
Example
The rebels ousted the dictator from power.
A1 noun /ˈɡrændˌfɑːðər/

grandfather

Meaning
the father of one's father or mother
Example
My grandfather tells us stories every evening.
B2 noun /ˈwɔːfeər/

Warfare

Meaning
armed conflict between different countries or groups; the activity of fighting a war
Example
Modern warfare involves advanced technology and strategic planning.
B1 noun/adjective /ˈɪnstənt/

instant

Meaning
A very short period of time; happening immediately.
Example
He replied in an instant without hesitation.
C1 noun /ˌdaɪəˈrɑːmə/

diorama

Meaning
a three-dimensional model representing a scene, often with miniature figures
Example
The museum displayed a diorama of an ancient village.
C1 noun /kwɜːrk/

Quirk

Meaning
a peculiar behavioral habit; an unexpected turn or twist
Example
Her quirk of always wearing mismatched socks made her unique.
C1 noun /fɪˈnɑːleɪ/

finale

Meaning
the last part or conclusion of a performance, event, or series
Example
The concert ended with a spectacular finale.
C2 verb /ˈwɪni/

whinny

Meaning
to make the high-pitched sound a horse makes
Example
The horse whinnied when it saw its rider.
A1 noun /ɑːrt/

art

Meaning
the expression or application of human creative skill and imagination
Example
She studied art at the university.
C1 noun /ˌbaɪˈlæt.ər.əl nɪˌɡəʊ.ʃiˈeɪ.ʃənz/

bilateral negotiations

Meaning
Negotiations or discussions between two parties, typically countries or organizations.
Example
Bilateral negotiations resolve disputes.
B2 adjective /ˈkælkjuleɪtɪd/

calculated

Meaning
Done with full awareness of the consequences; deliberate or carefully planned.
Example
Her calculated move gave her an advantage over her competitors.
C2 noun /ˌiː.kəʊ.tɒkˈsɪ.kə.lə.dʒi/

ecotoxicology

Meaning
The study of the effects of chemical pollution on the environment.
Example
Ecotoxicology studies the effects of pesticides on wildlife.
B1 verb /tɔs/

toss

Meaning
To throw something lightly or casually; to move or turn suddenly.
Example
He tossed the keys onto the table.
B2 adjective /aɪˈdentɪkəl/

Identical

Meaning
exactly the same; not different in any way
Example
The twins look completely identical to each other.
B2 adjective /plʌmp/

plump

Meaning
having a full, rounded shape; pleasantly fat
Example
The cat was plump and well-fed.
B2 noun /ˈtʃɪk piː/

Chick pea

Meaning
round beige legume; protein-rich pulse used in various dishes
Example
Soak the chick peas overnight before cooking them for better digestion.
C1 noun /ˈpæʃ.ən ˌflaʊ.ər/

Passion flower

Meaning
A climbing plant with intricate, colorful flowers; also refers to royal poinciana tree with red-orange blooms
Example
The passion flower vine covered the garden wall with beautiful blooms.
C1 adjective /ˈkɜːrsəri/

cursory

Meaning
Hasty and therefore not thorough or detailed.
Example
He gave the report only a cursory glance before the meeting.
C1 noun /ˌɪnˈdɪsəplɪn/

indiscipline

Meaning
lack of discipline or self-control; failure to obey rules or maintain order
Example
Indiscipline among the students disrupted the learning environment.
C2 adjective /ˌaɪdəˈlɑːtrɪəs/

idolatrious

Meaning
Excessively devoted or reverent towards idols or false gods.
Example
The ancient tribe was known for its idolatrious practices.
B2 adverb /səbˈstænʃəli/

substantially

Meaning
to a great extent or degree
Example
The new policy has substantially improved working conditions.