Regrettable
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B2 adjective /rɪˈɡret.ə.bəl/

Regrettable

Meaning
causing or deserving regret; unfortunate; deplorable
Example
It is regrettable that so many talented people left the company.
A2 noun /ˈdʒækɪt/

Jacket

Meaning
a piece of clothing worn on the upper body, typically having sleeves and fastening down the front
Example
He wore a leather jacket to protect himself from the cold wind.
C1 noun /ˈkævərn/

cavern

Meaning
a large cave or chamber in a cave
Example
The explorers entered a dark cavern beneath the mountain.
B2 verb ˈeksɪkjuːt

execute

Meaning
To carry out or put into effect a plan, order, or course of action.
Example
NASA plans to execute the mission in three phases.
A2 adverb /ˈbædli/

badly

Meaning
in a way that is not good; poorly or severely
Example
He performed badly in the exam.
C2 adjective /ˈtriːkli/

treacly

Meaning
Excessively sweet or sentimental, like treacle.
Example
The movie was too treacly for my taste.
C1 adjective /ˈtrænziənt/

Transient

Meaning
lasting for only a short time; temporary
Example
The beauty of spring flowers is transient.
C1 verb /prɪˈkluːd/

preclude

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

secluded

Meaning
Placed apart from other people or things; private and quiet.
Example
They spent their vacation in a secluded beach house.
A2 noun /ˈdɪkʃəˌnɛri/

dictionary

Meaning
A reference book or electronic resource containing words, usually arranged alphabetically, with information about their meanings, pronunciations, etymologies, and usage.
Example
I looked up the word in the dictionary to understand its meaning.
B2 noun /ˈreɪn.dʒər/

ranger

Meaning
A person responsible for protecting and managing forests, parks, or natural areas.
Example
The park ranger guided the tourists through the forest trail.
A2 noun /mæθ/

math

Meaning
The study of numbers, quantities, and shapes, also called mathematics.
Example
She is very good at math.
A1 verb /ˈlɪsən/

listen

Meaning
to pay attention to sounds; to hear someone or something with thoughtful attention
Example
Please listen carefully to the instructions.
C1 noun /ˈkɑːrtrɪdʒ/

cartridge

Meaning
A container holding a substance or device, such as ink for printers or bullets for firearms.
Example
The printer stopped working because the ink cartridge was empty.
B1 adjective /peɪl/

Pale

Meaning
having a light color; lacking brightness or vividness; weak or faint
Example
She looked pale after being sick for a week.
B2 noun /fliːt/

fleet

Meaning
a group of ships, vehicles, or aircraft operating together under one command
Example
The navy deployed its entire fleet for the exercise.
C2 adjective /ˈwɪloʊi/

willowy

Meaning
Gracefully tall, slender, and flexible, like a willow tree.
Example
She moved with a willowy elegance across the stage.
C1 noun /ˈprɛsɪpɪs/

precipice

Meaning
A very steep cliff or a situation of great danger.
Example
The hikers stood at the edge of the precipice, gazing into the valley below.
C1 noun /ˈiːɡoʊɪst/

egoist

Meaning
A person who is excessively concerned with themselves; someone who believes in or practices egoism.
Example
She avoided him because he was a selfish egoist.
A1 noun /ˈbɜːrθ.deɪ/

birthday

Meaning
the anniversary of the day on which a person was born, typically celebrated annually
Example
We are planning a surprise birthday party for her.
B1 noun /ˈtʃæn.əl/

Channel

Meaning
a television or radio station; a passage for water or other liquids; a means of communication
Example
The news channel provided live coverage of the important event.
C2 adjective /ˌɪnɔːˈspɪʃəs/

Inauspicious

Meaning
unlucky; showing signs that future success is unlikely; unfavorable
Example
The dark clouds seemed inauspicious for the wedding.
C1 verb /kəmˈprɛs/

compress

Meaning
to press or squeeze something so that it becomes smaller
Example
The file was compressed to save storage space.
B2 noun /dɪsˈkloʊʒər/

disclosure

Meaning
the action of making something known or public
Example
The disclosure of the company's financial status was delayed.
C1 noun rɪˈdɛmpʃən

redemption

Meaning
The action of saving or being saved from sin, error, or evil.
Example
The story highlights the theme of redemption.
C2 adjective /ɪnˈkɒntɪnənt/

incontinent

Meaning
lacking control over urination or defecation; lacking self-restraint
Example
The patient was incontinent after surgery.
A2 adjective /ˈjuːʒəl/

usual

Meaning
habitually or typically occurring or done
Example
It’s our usual meeting spot.
B2 adjective /ˈɛv.ə.ɡriːn/

evergreen

Meaning
Remaining green and functional throughout the year; not shedding leaves seasonally.
Example
Evergreen trees like pine and fir stay green year-round.
B2 noun /ˌæljuˈmɪniəm/

aluminium

Meaning
a lightweight, silvery-white metal used widely in manufacturing and packaging
Example
Aluminium is commonly used to make cans and aircraft parts.
C2 verb /əkˈsiːd/

accede

Meaning
to agree to a request, proposal, or demand; to assume an office or position
Example
The government finally acceded to the demands of the protesters.
B2 adverb /ruːˈtiːnli/

routinely

Meaning
as part of a regular procedure; habitually
Example
The staff routinely checks the equipment for safety.
B2 verb /əˈmend/

amend

Meaning
to make changes or corrections to improve something; to modify
Example
They amended the contract to include new terms.
B2 noun /ˈdeɪtəbeɪs/

database

Meaning
a structured collection of data stored and accessed electronically
Example
The company's customer details are stored in a secure database.
C2 noun /ˈlɪbərˌtiːn/

libertine

Meaning
A person who behaves without moral principles, especially in sexual matters.
Example
The novel depicted the reckless life of a libertine in 18th century France.
C1 noun /nɑːtʃ/

notch

Meaning
A small cut or groove on the edge or surface of something; a level or degree of achievement.
Example
He carved a notch on the stick to mark the days.
B2 noun /prɒkˈsɪmɪti/

proximity

Meaning
Nearness in space, time, or relationship.
Example
The proximity of the school to her house made it convenient.
A2 noun /ˈtræfɪk/

traffic

Meaning
movement of vehicles, goods, or people
Example
There was heavy traffic on the highway this morning.
B2 adverb /ˌnɒnˈstɒp/

Non-stop

Meaning
continuing without stopping; without interruption
Example
The train traveled non-stop from London to Paris.
B2 adjective /ˌʌndɪˈsaɪdɪd/

Undecided

Meaning
not having made a decision; uncertain
Example
She was undecided about which college to attend.
C1 noun /kwɔːrˈtɛt/

quartet

Meaning
A group of four people playing music or singing together.
Example
The string quartet performed beautifully at the concert.
C1 verb /prəˈkjʊər/

procure

Meaning
to obtain something, especially with effort or difficulty
Example
They managed to procure enough supplies for the expedition.
B2 noun/verb /ˈaʊtreɪdʒ/

outrage

Meaning
A strong feeling of anger and shock; to arouse anger or shock.
Example
The unfair decision caused public outrage.
A2 pronoun /hɜːrˈsɛlf/

herself

Meaning
used to refer to a female person as the object of a verb or preposition when she is the subject
Example
She prepared the meal all by herself.
A1 verb /drɪŋk/

drink

Meaning
to take liquid into the mouth and swallow it
Example
I drink water every morning.
B2 adjective /ˈkwestʃənəbl/

Questionable

Meaning
doubtful; dubious; suspicious; open to doubt or suspicion
Example
His questionable business practices led to an investigation.
C2 adjective /ɔːrˈθɑːɡənl/

orthogonal

Meaning
at right angles; independent or unrelated
Example
In mathematics, two vectors are orthogonal if their dot product is zero.
B2 noun /kəˈmiː.li.ən/

Chameleon

Meaning
a lizard that can change color to match its surroundings
Example
The chameleon changed its color from green to brown.
B1 noun /ˈvɪk.tɪm/

Victim

Meaning
a person who suffers harm, injury, or death as a result of an event or action
Example
The victim was taken to the hospital immediately.
B2 adjective /ˌɪntərˈmiːdiət/

intermediate

Meaning
Coming between two things in time, place, or order; in the middle level or stage.
Example
She is taking an intermediate-level French course.
B2 noun /θɛft/

theft

Meaning
the action or crime of stealing
Example
The theft of his wallet was reported to the police.
B2 adjective /dɪˈvoʊtɪd/

devoted

Meaning
Very loving, loyal, or dedicated.
Example
She is a devoted mother who always puts her children first.
C1 verb /ˈprɪkəl/

prickle

Meaning
to cause a slight stinging or tingling sensation on the skin
Example
Her skin began to prickle in the cold wind.
A2 adverb /ˈɒnɪstli/

honestly

Meaning
in a truthful, sincere, or fair way
Example
She spoke honestly about her mistakes.
C2 adjective /ɪkˈsɛpʃənəbl/

exceptionable

Meaning
Open to objection; causing disapproval.
Example
His rude remarks were considered exceptionable by everyone present.
B1 adjective /ˈɜːrdʒənt/

Urgent

Meaning
requiring immediate action or attention; pressing
Example
The patient needs urgent medical attention.
A1 noun /ˈbeɪbi/

baby

Meaning
a very young child, especially one newly or recently born
Example
The baby is sleeping peacefully in the crib.
C1 adjective /ˈvæljuːləs/

valueless

Meaning
having no worth, importance, or usefulness
Example
The old broken phone was considered valueless.
A1 pronoun /jɔːrˈsɛlf/

yourself

Meaning
used to refer to the person being addressed, often for emphasis or reflection
Example
You should look after yourself.
C2 verb /kənˈsɪlieɪt/

conciliate

Meaning
to stop someone from being angry; to win over by friendly acts
Example
He tried to conciliate the angry customer with an apology.
C1 verb /ˌdiːˈbʌŋk/

debunk

Meaning
Expose the falseness or hollowness of (a myth, idea, or belief).
Example
Scientists debunked the myth that vaccines cause autism.
B1 noun prəˈtek.ʃən

protection

Meaning
The action of protecting someone or something, or the state of being protected.
Example
The movement focused on the protection of rights.
B2 noun /tɔːrˈneɪdoʊ/

tornado

Meaning
a rapidly rotating column of air in contact with the ground and clouds, often destructive
Example
The tornado destroyed several houses in the village.
C2 noun /ˌtɜːsənˈtɛnəri/

tercentenary

Meaning
The 300th anniversary of an event.
Example
The city celebrated its tercentenary with a grand festival.
C2 noun /voʊˈsɪfərəns/

vociferance

Meaning
the act of shouting or making a loud outcry
Example
The vociferance of the protesters filled the streets.
C1 noun /rɪˈzʌmp.ʃən/

Resumption

Meaning
the action of beginning something again after a pause or interruption
Example
The resumption of classes will be announced next week.
C2 adjective /ˌmɔːrɡəˈnætɪk/

morganatic

Meaning
relating to a marriage in which one partner, usually of lower social rank, does not share the titles or privileges of the other
Example
The prince entered into a morganatic marriage with a commoner.
A2 noun /ˈmɪljən/

million

Meaning
the number equivalent to one thousand thousand (1,000,000)
Example
The movie earned over a million dollars in its first week.
B2 noun /ˈbæŋ.ɡəl/

Bangle

Meaning
a rigid bracelet or anklet worn as jewelry
Example
She wore beautiful gold bangles on her wrists.
B2 adjective /ˈrɑː.ki/

Rocky

Meaning
full of rocks; unsteady; difficult
Example
The rocky path made hiking difficult for the tourists.
C1 adjective /pəˈleɪ.ʃəl/

palatial

Meaning
resembling a palace in being spacious and splendid
Example
They stayed in a palatial hotel during their vacation.
C1 noun ˌrev.əˈluː.ʃən.ər.i ɪˈnɪʃ.ə.tɪv

revolutionary initiative

Meaning
A groundbreaking action or plan that brings about significant change or transformation.
Example
The revolutionary initiative promotes sustainable energy.
B1 adverb /ˈkʌrəntli/

currently

Meaning
at the present time; now
Example
He is currently working on a new project.
C1 adjective /dɪˈmɒnstrəbl/

demonstrable

Meaning
clearly able to be shown or proven
Example
There was demonstrable evidence that he was innocent.
B2 noun /ˈzaɪləfoʊn/

Xylophone

Meaning
a percussion instrument consisting of wooden bars that are struck with mallets to produce musical tones
Example
The children enjoyed playing the colorful xylophone in music class.
C2 noun /səˈlɪsɪˌtuːd/

solicitude

Meaning
Care or concern for someone or something.
Example
His mother showed great solicitude for his safety.
C2 adjective /ˈtɔːni/

tawny

Meaning
A warm, sandy or golden-brown color.
Example
The owl's tawny feathers blended with the tree bark.
C2 noun /ˈkʌvən/

coven

Meaning
a group or gathering of witches
Example
The witches met secretly in a coven in the forest.
C1 verb /rɪˈtrækt/

retract

Meaning
to withdraw a statement, promise, or part of the body; to pull back
Example
The company retracted its earlier statement after realizing the error.
B1 noun /ˌrɛp.jʊˈteɪ.ʃən/

reputation

Meaning
The opinion generally held about someone or something; fame or prestige.
Example
A good reputation is essential for business success.
C2 noun /ˈkælvɪnɪzəm/

calvinism

Meaning
A Protestant theological system based on John Calvin’s teachings, emphasizing predestination and the sovereignty of God.
Example
Calvinism played a major role in shaping Protestant theology.
B2 noun /pəˈræmɪtər/

parameter

Meaning
a limit, boundary, or measurable factor that defines or determines something
Example
We need to set clear parameters for this project.
B2 adjective ˌæs.trəˈnɒm.ɪ.kəl

astronomical

Meaning
Relating to astronomy; extremely large in amount or extent.
Example
The astronomical price reflects its exclusivity.
C1 noun/adjective /kənˈfɛdərət/

confederate

Meaning
a person, group, or state joined in an alliance or union; relating to a confederacy
Example
The confederate soldiers fought bravely in the war.
C1 verb /kriːk/

creak

Meaning
to make a high-pitched, squeaking noise when moved
Example
The old door creaked as she opened it.
C2 adjective /ˈkæloʊ/

callow

Meaning
Inexperienced and immature.
Example
The callow intern made several mistakes on his first day.
C2 adjective /ˌɛl.ɪˈmɑː.səˌnɛr.i/

eleemosynary

Meaning
Relating to charity; dependent on or supported by charity.
Example
The hospital was founded as an eleemosynary institution.
C2 verb /ˈvaɪtəlaɪz/

vitalize

Meaning
To give life, energy, or strength to something.
Example
Fresh air and exercise can vitalize the body and mind.
A2 noun

Kite

C1 adverb /ˈhɒtli/

hotly

Meaning
in an intense, angry, or passionate way
Example
She hotly denied the accusations.
B2 noun /rɪˈfjuː.zəl/

Refusal

Meaning
the act of saying no to something or not accepting something
Example
His refusal to cooperate made the project more difficult.
A2 adjective /ˈmeɪdʒər/

major

Meaning
important, serious, or significant
Example
Climate change is a major concern for the world.
A2 adjective ˈfɪz.ɪ.kəl

physical

Meaning
Relating to things perceived through the senses as opposed to the mind; tangible or concrete.
Example
Physical components form the system's base.
C2 verb /diːˈpɒpjʊˌleɪt/

depopulate

Meaning
To reduce the number of people living in a place.
Example
The war threatened to depopulate the once-thriving town.
C2 adjective /ˌɪntəˈrɒɡətəri/

interrogatory

Meaning
expressed in the form of a question; relating to questioning
Example
The lawyer’s interrogatory tone made the witness uncomfortable.
B2 noun /ˈfriːˌlænsər/

freelancer

Meaning
A person who works independently without being permanently employed by one organization.
Example
She works as a freelancer designing websites for different clients.
C2 noun /ˈɔːtɑːrki/

autarchy

Meaning
A system of self-sufficiency where a state or community is economically independent.
Example
The nation attempted autarchy to reduce reliance on imports.
C2 verb /məˈkadəˌmaɪz/

macadamize

Meaning
to construct or cover a road with broken stone
Example
The government decided to macadamize the old rural roads.
C2 noun /məˈbɒkrəsi/

mobocracy

Meaning
Rule or control by a mob or mass of people, often disorderly.
Example
The protest turned into mobocracy when the crowd started destroying property.
C2 adjective /ˈvɛdʒɪtəl/

vegetal

Meaning
relating to or consisting of plants or vegetation
Example
The soup had a distinct vegetal flavor.
C2 verb /tæmp/

tamp

Meaning
to press down tightly by packing
Example
He tamped the soil around the plant to secure it.
B1 noun /ˌbækˈjɑːrd/

backyard

Meaning
an area of land behind a house, typically used for recreation or gardening
Example
The children played football in the backyard.
B1 adjective /æθˈlɛtɪk/

athletic

Meaning
physically strong, fit, and active; related to athletes or sports
Example
She has an athletic body because she exercises regularly.
B2 noun /səbˈskrɪp.ʃən/

Subscription

Meaning
a payment for regular delivery of a service or product; an arrangement to receive something regularly
Example
I canceled my Netflix subscription because I wasn't watching it enough.
C1 adjective ˈser.ɪ.brəl

cerebral

Meaning
Of the cerebrum of the brain.
Example
Cerebral functions regulate thoughts.
C2 noun /ˈaɪ.ərn.wʊd/

Ironwood

Meaning
a hard, dense wood from various trees; also the tree itself that produces small flowers
Example
The ironwood tree blooms with tiny white flowers.
C2 verb (past tense, past participle), adjective /ˈhæmstrʌŋ/

hamstrung

Meaning
crippled or severely restricted in movement or progress.
Example
The team was hamstrung by lack of resources.
A2 adjective /ˈtaɪərɪŋ/

tiring

Meaning
causing someone to feel exhausted or in need of rest
Example
The long journey was extremely tiring.
C2 noun /ˈhɔːrn.bɪl/

Hornbill

Meaning
a large tropical bird with a large curved beak and often a horn-like projection
Example
The colorful hornbill perched on the highest branch.
B2 noun /prəˈtɛktər/

protector

Meaning
a person or thing that protects someone or something
Example
The dog was seen as the family's protector.
C1 verb /ˈmʌtər/

mutter

Meaning
to speak in a low or barely audible voice, often in dissatisfaction or irritation
Example
He muttered something under his breath as he walked away.
C1 verb /səbˈdjuː/

subdue

Meaning
To bring under control, especially by force; to overcome or quiet.
Example
The army was able to subdue the rebellion quickly.
C1 noun /ˈsæŋk.ʃən/

Sanction

Meaning
official permission or approval; a penalty for disobeying a rule
Example
The government imposed economic sanctions on the country.
C1 noun /ˌdʒʊə.rɪsˈdɪk.ʃən/

Jurisdiction

Meaning
the official power to make legal decisions and judgments; the extent of this power
Example
This case falls under the jurisdiction of the federal court.
C1 adjective /rɪˈmiːdiəl/

Remedial

Meaning
intended as a remedy; corrective; providing a cure;
Example
The students need remedial classes to improve their math skills.
C2 noun /mɪˈsɑːdʒɪnɪst/

misogynist

Meaning
A person who dislikes, despises, or is strongly prejudiced against women.
Example
Many condemned his speech as the words of a misogynist.
C2 noun /ˈmæntl̩/

mantel

Meaning
A shelf above a fireplace, often used for decoration.
Example
She placed family photos on the mantel above the fireplace.
C2 noun /ˈtɜːrnkoʊt/

turncoat

Meaning
a person who switches allegiance, often betraying a cause or group
Example
He was branded a turncoat after joining the rival political party.
B2 noun /ɔːˈræŋ.ʊˌtæŋ/

Orang-Outang

Meaning
a large arboreal ape with long reddish hair, long arms, and hooked hands and feet, native to Borneo and Sumatra
Example
The orangutan swings gracefully through the forest canopy.
C1 noun /ˈbɛd.rɒk/

bedrock

Meaning
the solid rock layer beneath the soil; the fundamental basis of something
Example
Trust is the bedrock of a healthy relationship.
B2 noun /ˌprɒb.əˈbɪl.ə.ti/

Probability

Meaning
the likelihood that something will happen; a mathematical measure of how likely something is to occur
Example
There is a high probability of rain tomorrow.
C1 adjective /ɪˈnænɪmət/

inanimate

Meaning
not alive, especially not in the manner of animals and humans; lifeless
Example
The museum was full of inanimate objects from ancient times.