ocean stratification
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C2 noun ˈoʊʃən ˌstrætɪfɪˈkeɪʃən

ocean stratification

Meaning
The formation of layers in ocean water due to differences in density.
Example
Ocean stratification affects marine biodiversity.
A1 verb /stɒp/

stop

Meaning
to cease moving or operating; to halt; to prevent
Example
Please stop talking during the movie.
A1 pronoun /wɪtʃ/

which

Meaning
used to ask about one or more items from a defined set
Example
Which one do you prefer, the red or the blue?
C2 verb /ˌdɪsɪnˈhɛrɪt/

disinherit

Meaning
to deprive someone, especially a child, of inheritance or right to property
Example
The father threatened to disinherit his son for his reckless actions.
B2 verb, noun /ʃeɪv/

shave

Meaning
To remove hair from the body, typically using a razor; the act of removing hair
Example
He likes to shave every morning before work.
C1 noun /həˌluː.sɪˈneɪ.ʃən/

Hallucination

Meaning
an experience involving the apparent perception of something not present; a false or distorted perception
Example
The patient experienced visual hallucinations as a side effect of the medication.
C2 verb /bɪˈdɔːb/

bedaub

Meaning
to smear or cover with a sticky or dirty substance
Example
The children bedaubed the wall with paint.
C1 verb /rɪˈzaʊnd/

resound

Meaning
To fill a place with sound; to be celebrated or talked about widely.
Example
The hall resounded with applause.
C1 noun /ˈɪn.trə.vɜːrt/

introvert

Meaning
A person who tends to be shy and prefers spending time alone rather than in groups.
Example
As an introvert, he preferred reading over attending parties.
C1 noun /ˈkævərn/

cavern

Meaning
a large cave or chamber in a cave
Example
The explorers entered a dark cavern beneath the mountain.
A2 noun /ˈkɪndərˌɡɑːrtn/

kindergarten

Meaning
a school or class for young children, typically between the ages of four and six
Example
She enrolled her child in kindergarten to prepare for elementary school.
C1 noun ˌmɒd.ɪ.fɪˈkeɪ.ʃənz

modifications

Meaning
The action of making partial or minor changes to something.
Example
DNA modifications enable enhanced traits in crops.
B2 noun /ˈtɔːtʃər/

torture

Meaning
the action or practice of inflicting severe pain on someone as a punishment or to force them to do something
Example
He was subjected to torture during the interrogation.
A2 adjective /ˈkʌlərfəl/

colorful

Meaning
having bright colors; full of variety or interest
Example
The festival was full of colorful decorations.
C1 noun /ʃruː/

shrew

Meaning
a small mouse-like animal; also a woman with a bad temper
Example
The play describes a strong-willed woman as a shrew.
B2 noun /ˈruːstər/

rooster

Meaning
A male domestic chicken, especially one that crows.
Example
The rooster crowed at dawn, waking up the whole village.
B2 verb /drɪft/

drift

Meaning
to move slowly, especially by air or water currents
Example
The boat began to drift away from the shore.
B2 adverb /ˈkæʒ.u.ə.li/

Casually

Meaning
in a relaxed and informal way; without much thought or preparation
Example
He casually mentioned that he was leaving.
C2 verb /ˈeksɔːrsaɪz/

exorcise

Meaning
To drive out an evil spirit or bad influence through rituals or prayers.
Example
The priest was called to exorcise the spirit from the house.
C1 noun /təˈpɒɡrəfi/

topography

Meaning
the arrangement of the natural and artificial physical features of an area
Example
The topography of the region made construction very challenging.
C1 noun /ɪnˌtɪmɪˈdeɪʃən/

intimidation

Meaning
The action of frightening or threatening someone to make them do something.
Example
The workers reported cases of intimidation by the management.
C2 noun /ˈdiːɪst/

deist

Meaning
a person who believes in the existence of a supreme being but rejects organized religion
Example
The philosopher identified himself as a deist.
C1 noun /ˈʌp.tɜːn/

upturn

Meaning
An improvement or upward trend in a situation, especially in business or economy.
Example
The company experienced an upturn in sales last quarter.
C2 noun /ˈmɒnəˌsɪləbəl/

monosyllable

Meaning
A word consisting of only one syllable.
Example
Words like 'yes' and 'no' are monosyllables.
A2 abbreviation /ɛtˈsɛtərə/

etc

Meaning
Used to indicate additional, similar items in a list that are not mentioned.
Example
The shop sells fruits, vegetables, dairy, etc.
C1 verb /ˈswɪndl/

swindle

Meaning
to cheat someone out of money or possessions by deceit
Example
The con artist tried to swindle the old man out of his savings.
C1 verb /prəˈkræs.tɪ.neɪt/

procrastinate

Meaning
To delay or postpone action; to put off doing something, especially out of habitual carelessness or laziness.
Example
He tends to procrastinate when facing difficult tasks.
C2 adjective /ˈnʌpʃəl/

nuptial

Meaning
Relating to marriage or weddings.
Example
The couple prepared for their nuptial ceremony with great joy.
B2 noun /ˈfriːdəm ˌfaɪtər/

freedom fighter

Meaning
a person who takes part in an armed or political struggle to achieve freedom or independence for their people or country
Example
The freedom fighter dedicated his life to the liberation of his homeland.
C1 noun /pɪˈtaɪə/

Pitaya / Dragon fruit

Meaning
a tropical fruit with bright pink or red skin and white flesh speckled with black seeds
Example
The pitaya has a mild, sweet flavor and a unique appearance.
C1 adjective /ɪnˈdʒʊəriəs/

injurious

Meaning
Causing or likely to cause harm or damage.
Example
Smoking is injurious to health.
C2 noun ˈbaɪəʊˌsaɪd

biocide

Meaning
A chemical substance or microorganism intended to destroy, deter, render harmless, or exert a controlling effect on any harmful organism.
Example
Biocides help control pests and reduce the spread of diseases.
B2 noun /ɑːks/

Ox

Meaning
a large strong animal used for pulling heavy loads or plowing fields
Example
The farmer used an ox to plow the field.
B2 noun /ˈtreɪ.tər/

Traitor

Meaning
a person who betrays someone or something, such as a friend, cause, or principle
Example
The spy was branded a traitor to his country after being caught.
B1 adjective /ˈmʌl.tɪ.pl̩/

Multiple

Meaning
having many parts, elements, or members; numerous
Example
She suffered multiple injuries in the accident.
B1 noun /ˈpʊl.oʊ.vər/

Pullover

Meaning
a knitted garment worn on the upper body, typically pulled on over the head
Example
She wore a warm pullover during the cold winter evening.
B1 adverb /ˈæŋɡrɪli/

angrily

Meaning
in a manner showing anger or strong displeasure
Example
She spoke angrily when she heard the news.
C1 noun/verb kənˈdʒɛk.tʃər

conjecture

Meaning
An opinion or conclusion formed on the basis of incomplete information; to form an opinion or supposition about something.
Example
The scientist's conjecture was later proven true.
B1 noun /neɪl/

Nail

Meaning
a small metal spike with a broadened flat head; part of finger or toe
Example
He hammered the nail into the wooden board.
B1 verb /rɪˈflekt/

reflect

Meaning
to think deeply about; to mirror back light or image
Example
The mirror reflects her beautiful face.
C1 adjective /ˈblʌdləs/

bloodless

Meaning
without bloodshed; lacking violence or vitality
Example
The revolution was surprisingly bloodless.
C1 noun /ˈwɔː.tər ˌlɪl.i/

Water-lily

Meaning
a floating flower that grows on the surface of ponds and lakes
Example
The white water-lily floated gracefully on the pond.
B1 noun ɡreɪt wɔːl əv ˈtʃaɪ.nə

Great Wall of China

Meaning
A massive ancient fortification system in China, built to protect against invasions and considered one of the most famous landmarks in the world.
Example
The Great Wall of China is one of the most famous landmarks in the world.
A2 phrasal verb /pɪk ʌp/

pick up

Meaning
to lift something; to collect or receive someone or something; to learn or acquire gradually; to improve or increase
Example
She picked up the book from the floor.
C2 verb /ˈdɛsɪkreɪt/

desecrate

Meaning
to treat a sacred place or object with disrespect or violation
Example
The vandals desecrated the ancient temple walls with graffiti.
A2 adjective /ɪl/

Ill

Meaning
sick; unwell; in poor health
Example
He felt ill and decided to stay home from work.
B1 noun /striːm/

stream

Meaning
A small, narrow river; a continuous flow of something.
Example
The stream of life is unstoppable.
B2 adjective /naɪˈiːv/

naive

Meaning
Having a lack of experience or sophistication; overly innocent or trusting.
Example
She was naive to believe the scammer’s story.
C2 noun /ˌɪmprɪˈkeɪʃən/

imprecation

Meaning
A spoken curse or expression of strong condemnation.
Example
The angry crowd hurled imprecations at the corrupt official.
B1 noun ədˈvɛnʧər ˈsiːkərz

Adventure Seekers

Meaning
People who actively look for exciting and potentially risky activities or experiences.
Example
Sajek Valley is a popular destination for adventure seekers.
C2 noun /ˈneɪdɪər/

nadir

Meaning
The lowest point of a situation or condition.
Example
The company reached its nadir during the financial crisis.
C1 verb /ˌmɪsˈmænɪdʒ/

mismanage

Meaning
to handle or control something badly or inefficiently
Example
The company went bankrupt because it was mismanaged for years.
B1 noun /ˈbɜː.nɪŋ/

burning

Meaning
The process of combustion of inflammable materials producing heat and light and (typically) smoke.
Example
Burning garbage exacerbates air pollution.
B2 adjective /ˌɪnsəˈfɪʃənt/

insufficient

Meaning
Not enough; inadequate.
Example
His explanation was insufficient to clear the confusion.
C1 noun /ɪnˈkɜːrʒən/

incursion

Meaning
A sudden attack or invasion into a place or territory.
Example
The army repelled the enemy incursion at the border.
C1 noun /ˈpɛntəɡən/

pentagon

Meaning
A plane figure with five straight sides and five angles; also refers to the US Department of Defense building.
Example
The Pentagon is one of the most iconic government buildings in the United States.
A2 noun /reɪt/

rate

Meaning
the cost or price of something, or the amount at which something happens
Example
The rate of inflation is increasing every year.
B1 verb /ˈhaɪˌlaɪt/

highlight

Meaning
to emphasize or make something stand out
Example
The teacher highlighted the most important points in the text.
B2 verb /ˈkɒm.plɪ.keɪt/

complicate

Meaning
To make something more difficult or confusing.
Example
The new rules will only complicate the process.
C1 adjective /ˈnær.oʊ ˈmaɪn.dɪd/

Narrow-minded

Meaning
unwilling to consider new ideas; prejudiced; intolerant; having a limited perspective
Example
His narrow-minded attitude prevented him from accepting new ideas.
C1 verb /əˈliː.vi.eɪt/

alleviate

Meaning
To make suffering, deficiency, or a problem less severe; to relieve or ease.
Example
Meditation can alleviate stress and improve focus.
C1 adjective /ɪkˈskjuːzəbl/

excusable

Meaning
Able to be forgiven or justified.
Example
Her mistake was excusable given the circumstances.
C2 adjective /ˈɡær.ə.ləs/

Garrulous

Meaning
excessively talkative, especially on trivial matters; chatty and rambling in speech
Example
The garrulous old man at the coffee shop would talk for hours about his travels.
C2 verb /ˈræm.ɪ.faɪ/

ramify

Meaning
to spread or branch out into divisions or subdivisions.
Example
The river ramifies into several smaller streams.
A2 noun /ˈkɜːr.tən/

Curtain

Meaning
a piece of material suspended at the top to form a covering or screen, typically movable sideways
Example
She drew the curtains to block out the bright sunlight.
C2 noun /ɛnˈsɪklɪkəl/

encyclical

Meaning
a formal letter sent by the Pope to Catholic churches, usually addressing important issues
Example
The Pope issued an encyclical on climate change and moral responsibility.
C2 verb /bɪˈliːɡər/

beleaguer

Meaning
to cause difficulties, troubles, or harassment; to surround with military forces
Example
The company was beleaguered by constant complaints from its customers.
B2 adjective /ˌmænˈmeɪd/

manmade

Meaning
something created or built by humans rather than occurring naturally
Example
This lake is manmade, not natural.
B2 noun /mɪˈθɒlədʒi/

mythology

Meaning
A collection of myths, especially belonging to a particular culture or religion.
Example
Greek mythology is filled with stories of gods and heroes.
B2 verb /trænzˈmɪt/

transmit

Meaning
to send or pass something from one place or person to another
Example
The antenna can transmit signals over a long distance.
B2 noun /ˈwʊd.pek.ər/

Woodpecker

Meaning
a bird that pecks at tree bark to find insects and create nesting holes
Example
The woodpecker hammered against the oak tree.
C1 adjective /ɪnˈstɪŋk.tɪv/

instinctive

Meaning
Based on instinct; done without conscious thought; natural and automatic.
Example
His instinctive reaction saved his life.
C1 noun /ˈfjuː.dʒə.tɪv/

Fugitive

Meaning
a person who has escaped from a place or is in hiding, especially to avoid arrest
Example
The police launched a manhunt to capture the fugitive who escaped from prison.
C1 adjective /ræpt/

Rapt

Meaning
completely fascinated or absorbed by what one is seeing or hearing
Example
The children listened with rapt attention to the storyteller.
A2 noun ækt

act

Meaning
A written law passed by a legislative body.
Example
The act was passed in 2023.
C1 noun /ˈæpəθi/

apathy

Meaning
a lack of interest, enthusiasm, or concern
Example
The students showed apathy towards the new rules.
C1 noun /ˈfɔː.nə/

fauna

Meaning
The animal life of a particular region, habitat, or geological period.
Example
The fauna of the African savannah includes lions and elephants.
B2 noun /braʊ/

brow

Meaning
the part of the face above the eyes; forehead
Example
She wiped the sweat from her brow.
B2 noun /dɪsˈtrɛs/

distress

Meaning
extreme anxiety, sorrow, or pain
Example
He felt a deep sense of distress when he heard the bad news.
C1 verb /ˈmɪt.ɪ.ɡeɪt/

mitigate

Meaning
To make less severe, serious, or painful; to lessen the severity of damage or harm.
Example
Proper planning can mitigate financial risks.
C2 adjective /daɪˈvɜːrtɪbəl/

divertible

Meaning
capable of being turned aside or redirected
Example
Funds from the budget are not legally divertible.
C1 noun /ˈpær.ə.saɪt/

Parasite

Meaning
an organism that lives on or in another organism and benefits at its expense; a person who depends on others
Example
The dog was treated for intestinal parasites.
C1 noun /ˈɑn.set/

Onset

Meaning
the beginning or early stages of something; the start of a medical condition
Example
The onset of winter brought heavy snowfall.
C1 adjective /sɔɪld/

soiled

Meaning
dirty or stained; not clean
Example
His clothes were soiled after playing in the mud.
A2 pronoun /wɒtˈɛvər/

whatever

Meaning
used to refer to anything or everything that is of the type mentioned
Example
You can choose whatever you like.
A2 verb tʃeɪs

chase

Meaning
To pursue in order to catch or overtake; to follow rapidly or eagerly
Example
Don't chase two rabbits at once.
B1 noun /ˈkɪləɡræm/

kilogram

Meaning
the base unit of mass in the metric system equal to 1,000 grams
Example
The bag of rice weighs five kilograms.
C1 verb /ɪnˈfɛst/

infest

Meaning
to overrun in large numbers, especially so as to cause damage or discomfort
Example
The old house was infested with rats.
B1 noun /səˈlɛbrɪti/

celebrity

Meaning
a famous person, especially in entertainment or sports
Example
The celebrity was surrounded by fans at the airport.
C1 verb /skɒf/

scoff

Meaning
to speak about something in a mocking or dismissive way
Example
He scoffed at the idea of moving abroad.
C1 verb /sɪˈkriːt/

secrete

Meaning
to produce and release a substance from a cell, gland, or organ
Example
The pancreas secretes insulin to regulate blood sugar levels.
B1 noun /ˈɪnpʊt/

input

Meaning
information, advice, or data that is put into a system, device, or process
Example
The manager asked for everyone's input on the new project.
C2 adjective /ˈlʌstrəs/

lustrous

Meaning
having a gentle sheen or soft glow
Example
Her hair looked smooth and lustrous.
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 rɪˈzɪl.i.əns

resilience

Meaning
The ability to recover quickly from difficulties; toughness.
Example
Testing the resilience of wood is crucial.
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.
B2 adjective /ˈmɪθɪkəl/

Mythical

Meaning
existing only in myths or legends; imaginary or fictitious
Example
Dragons are mythical creatures that appear in many cultures.
C1 noun prɪˈdɪk.ə.mənt

predicament

Meaning
A difficult, unpleasant, or embarrassing situation.
Example
Losing both jobs put him in a financial predicament.
A2 noun /roʊl/

role

Meaning
a part or function of something
Example
Her role in the project was crucial.
C1 noun /naɪˈiːvteɪ/

naivete

Meaning
The quality of being naive; lack of experience, wisdom, or judgment.
Example
His naivete made him an easy target for manipulation.
C2 noun /ˌpɛntəˈhiːdrən/

pentahedron

Meaning
A solid geometric figure with five faces.
Example
In geometry class, the teacher explained the structure of a pentahedron.
C2 adjective /ˌæl.ɪˈmen.tər.i/

alimentary

Meaning
relating to nourishment or the organs of digestion
Example
The doctor explained the role of the alimentary canal in digestion.
C1 adjective məˈθɒd.ɪ.kəl

methodical

Meaning
Done according to a systematic or established procedure; orderly and systematic.
Example
His methodical research produced reliable results.
B2 noun /kənˈsɛnt/

consent

Meaning
permission for something to happen or agreement to do something
Example
She gave her consent before the operation.
B2 noun /ˈɪnˌteɪk/

intake

Meaning
the process of taking something in, especially food or drink
Example
He monitored his daily intake of calories to maintain a healthy diet.
C2 noun /dʒuːt/

jute

Meaning
a long, soft, shiny plant fiber used to make rope, bags, sacks, and coarse cloth
Example
Jute is widely used to make eco-friendly bags and ropes.
A2 adverb /fɔːrˈɛvər/

forever

Meaning
For all future time; for always.
Example
She promised to love him forever.
C2 adjective /ˌsʌpəzɪˈtɪʃəs/

supposititious

Meaning
Based on assumption rather than fact; not genuine or authentic.
Example
The story turned out to be supposititious, with no evidence to support it.
C2 adjective /ˈvɪrəl/

virile

Meaning
having traditionally masculine qualities, such as strength, energy, and sexual vigor
Example
The actor was admired for his virile appearance.
C1 adjective ˈɒptɪmaɪzd

optimized

Meaning
Made as fully perfect, functional, or effective as possible; improved to achieve maximum efficiency.
Example
The system has been optimized for faster performance.
B2 noun /ˌdɪsəˈɡriːmənt/

disagreement

Meaning
a failure to agree or a difference in opinion
Example
Their disagreement on the issue caused a delay in the project.
B2 adjective əˈkwætɪk

aquatic

Meaning
Growing or living in or near water; of or relating to water.
Example
Aquatic species are being endangered by pollution.
C2 noun /ˈnoʊzˌɡeɪ/

nosegay

Meaning
a small bunch of flowers, typically given as a gift or carried for decoration
Example
She carried a nosegay of fresh roses to the ceremony.
C1 verb /wiːld/

wield

Meaning
To hold and use a weapon, tool, or power effectively.
Example
The warrior wielded his sword with great skill.
A1 noun/verb /bæŋk/

bank

Meaning
an institution where money is kept and managed; or to tilt in movement (like an airplane or riverbank)
Example
She deposited the money in the bank.
C1 noun səˈfɪʃənsi

sufficiency

Meaning
The condition of being adequate or enough; adequacy.
Example
The sufficiency of food supply is critical for survival.
C1 adjective /tænˈdʒɛnʃəl/

tangential

Meaning
relating to or along a tangent; slightly or indirectly related to something
Example
His remarks were tangential to the main topic of discussion.
B2 noun /ˌpɛnɪˈtreɪʃən/

penetration

Meaning
The act of piercing or entering into something.
Example
The company's market penetration grew rapidly.
B2 adverb /ˈmiːn.taɪm/

Meantime

Meaning
during the time between two events; in the period of time between now and when something else happens
Example
The food will be ready in an hour; in the meantime, we can watch TV.
C2 noun /ˈæsɪˌteɪt/

acetate

Meaning
a salt or ester of acetic acid; a synthetic material used in textiles and film
Example
The company produces acetate fibers for clothing.
B2 noun /əˈsɛnt/

ascent

Meaning
The act of rising or climbing to a higher position or level.
Example
The climbers began their ascent to the mountain peak at dawn.