Eyeball
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B2 noun /ˈaɪ.bɔːl/

Eyeball

Meaning
the round part of the eye within the eyelids and socket
Example
The doctor examined his eyeball carefully.
C1 adjective /ˌɪnədˈvaɪzəbl/

inadvisable

Meaning
Not recommended; likely to have undesirable consequences.
Example
It is inadvisable to drive in such heavy rain.
C2 adjective /ˌmælˈoʊdərəs/

malodorous

Meaning
Having a very unpleasant smell.
Example
The malodorous room made everyone leave quickly.
B1 verb /kənˈfɜːrm/

confirm

Meaning
to establish the truth, accuracy, or validity of something
Example
The hotel will confirm your reservation by email.
B2 noun /ˈen.ə.dʒi sɪˈkjʊə.rɪ.ti/

energy security

Meaning
The reliable availability of energy sources at an affordable price for a nation or region.
Example
Energy security ensures consistent supply.
C1 adjective /ɪnˈflɛksəbl/

inflexible

Meaning
Not able to bend or change; unwilling to change ideas or behavior.
Example
His inflexible attitude made negotiations difficult.
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.
C2 noun /ˈflɛkʃən/

flection

Meaning
The act of bending or the state of being bent, especially of a limb or joint.
Example
The doctor tested the patient's knee flection during the examination.
C2 adjective /kənˈdʒɛktʃərəl/

conjectural

Meaning
based on guesswork or incomplete evidence rather than certain knowledge
Example
His explanation was purely conjectural and lacked proof.
C1 noun /kɔːr/

corps

Meaning
a branch of the military or a group organized for a specific purpose
Example
He joined the army corps after graduation.
B1 noun /sərˈtɪfɪkət/

certificate

Meaning
a document serving as proof of achievement or qualification
Example
She received a certificate for completing the course.
B2 verb /ɪmˈbɛd/

embed

Meaning
to fix something firmly into a surrounding mass or context
Example
The journalist was embedded with the military unit.
C2 noun /ˈbɔːlsəm/

Balsam

Meaning
a flowering plant with colorful blooms that often open in the evening; also refers to aromatic resin
Example
The garden balsam flowers bloomed beautifully in various shades of pink and purple.
A2 verb /triːt/

treat

Meaning
to behave toward someone or something in a particular way
Example
The doctor treated me with great care during my recovery.
A2 adjective /ˈtiːnˌeɪdʒ/

teenage

Meaning
relating to or characteristic of people aged between 13 and 19 years old
Example
She spent her teenage years in a small town.
B2 verb /ˌɪntərˈfɪər/

interfere

Meaning
to become involved in something that is not your concern; to hinder or obstruct
Example
Parents should not interfere in their children’s personal choices.
C2 adjective /daɪˈvɜːrtɪbəl/

divertible

Meaning
capable of being turned aside or redirected
Example
Funds from the budget are not legally divertible.
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.
C1 verb /ˈɪnstɪˌɡeɪt/

instigate

Meaning
To bring about or initiate an action, often something negative.
Example
He was accused of instigating the riot.
C1 noun /ˌkɑːr.diˈɒl.ə.dʒɪst/

cardiologist

Meaning
A doctor specializing in diagnosing and treating heart diseases.
Example
She made an appointment with a cardiologist for her chest pain.
A1 adverb /nɒt/

not

Meaning
used to make a word or phrase negative
Example
I do not like spicy food.
C1 noun /ˈrɪɡər/

rigor

Meaning
strictness, severity, or demanding conditions
Example
The training was carried out with great rigor.
B2 noun/verb /swɑːmp/

swamp

Meaning
An area of low-lying, uncultivated ground where water collects; a bog or marsh.
Example
The village was built near a swamp.
B2 noun/adjective /ˈvɪntɪdʒ/

vintage

Meaning
Relating to high quality from the past; classic; also the year of a wine harvest.
Example
She wore a vintage dress from the 1950s.
C1 adjective /ˈmuː.və.bl̩/

Movable

Meaning
capable of being moved; not fixed in position
Example
The furniture is movable so we can rearrange the room easily.
B1 noun /ˈpoʊ.lər beər/

Polar Bear

Meaning
a large white bear that lives in the Arctic regions
Example
The polar bear swims in the icy Arctic waters.
A2 adjective /ˈfɔːrən/ or /ˈfɑːrən/

foreign

Meaning
Belonging to or coming from another country.
Example
She loves studying foreign languages.
C2 noun /proʊˈbɑːsɪs/

proboscis

Meaning
The long, flexible nose of some animals, especially an elephant, or a tubular feeding and sucking organ in insects.
Example
The elephant used its proboscis to grab food.
C2 verb /ˈsʌk.əl/

suckle

Meaning
to feed a baby or young animal with milk from the breast or udder
Example
The mother cat suckled her kittens in the basket.
B1 noun /ɪˈskeɪp/

Escape

Meaning
an act of breaking free from confinement or control; a way out
Example
The prisoner's escape from the jail shocked the authorities.
C1 adjective /ˈpæl.ə.tə.bəl/

palatable

Meaning
pleasant or acceptable to the taste, mind, or feelings
Example
The meal was simple but quite palatable.
A2 verb /pɪk/

pick

Meaning
to choose; to take or select from a group; to pluck or gather
Example
Please pick your favorite color from the palette.
A2 verb /kræʃ/

crash

Meaning
To collide violently; to suddenly stop working (for machines or computers).
Example
The car crashed into the wall at high speed.
A2 verb /ˈmænɪdʒ/

manage

Meaning
to control or organize something; to succeed in doing something difficult
Example
He manages a team of twenty employees effectively.
C1 noun, verb /əˈsɛnt/

assent

Meaning
To agree to something, especially after careful consideration; an expression of approval.
Example
She nodded her head in silent assent.
C1 verb /ɪnˈkɑːrsəreɪt/

incarcerate

Meaning
to imprison or confine someone
Example
The authorities incarcerated the criminal after the trial.
C1 noun ˌɪnfɛsˈteɪʃən

infestation

Meaning
The presence of an unusually large number of insects or animals in a place, causing damage or disease.
Example
The infestation of ants in the kitchen led to immediate pest control measures.
C2 noun /pɜːrtʃt raɪs/

Perched rice

Meaning
puffed rice; rice that has been heated and puffed into light, crispy grains
Example
I enjoy eating puffed rice as a healthy snack.
C1 verb /ˈkrʌmpəl/

crumple

Meaning
to crush something into folds or wrinkles
Example
He crumpled the paper and threw it in the bin.
A2 noun /peɪn/

Pain

Meaning
physical suffering or discomfort; mental or emotional distress
Example
The patient felt severe pain in his back.
A1 noun /mɪlk/

Milk

Meaning
a white liquid produced by cows, goats, or other mammals, used as food
Example
Children need to drink milk for strong bones.
C1 noun /ˈtreɪ.ki.ə/

Trachea

Meaning
the tube that carries air from the throat to the lungs; windpipe
Example
The trachea is protected by cartilage rings that keep it open.
A1 pronoun /ʃi/

she

Meaning
a female person or animal previously mentioned or easily identified
Example
She is going to the market to buy vegetables.
B2 adjective /ʌnˈɡreɪt.fəl/

Ungrateful

Meaning
not feeling or showing thanks for something done or given; not appreciating kindness
Example
She felt he was ungrateful for all the help she had given him.
C1 adjective /ɡɔːnt/

gaunt

Meaning
extremely thin, bony, and haggard in appearance, often due to hunger or illness
Example
After weeks of illness, he looked pale and gaunt.
C2 noun /ˈseɪnjər/

seignior

Meaning
A feudal lord; a man of authority in medieval Europe.
Example
The seignior demanded taxes from the peasants.
B2 adjective /ˈklɪn.ɪ.kəl/

clinical

Meaning
Related to the observation and treatment of patients rather than theoretical study.
Example
The doctor conducted a clinical examination.
B2 verb /ˈwiːkən/

Weaken

Meaning
to make or become less strong or powerful
Example
The illness weakened his immune system significantly.
B2 noun, verb /tæɡ/

tag

Meaning
a label attached to something for identification or information; or to attach such a label
Example
She tagged her luggage before boarding the plane.
C1 noun /ɒpˈtɒmətri/

optometry

Meaning
The practice or profession of examining the eyes and prescribing corrective lenses.
Example
She studied optometry at the university to become an eye specialist.
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.
C2 noun ˈnjʊə.rəʊ ˌfiːd.bæk

neurofeedback

Meaning
A technique that uses real-time displays of brain activity to teach self-regulation of brain function.
Example
Neurofeedback enhances cognitive performance and relaxation.
C1 adjective /ˈɪnfəməs/

infamous

Meaning
well known for some bad quality or deed
Example
The dictator was infamous for his cruelty.
C2 adjective /səˈræfɪk/

seraphic

Meaning
Of or like a seraph; angelic, pure, and blissful.
Example
She gave him a seraphic smile that calmed his fears.
C1 noun /vərˈnækjələr/

vernacular

Meaning
the language or dialect spoken by ordinary people in a particular region
Example
He gave his speech in the local vernacular so everyone could understand.
C1 noun /prəˈpɛlənt/

propellant

Meaning
A substance that drives or pushes something forward, especially fuel in rockets or engines.
Example
The rocket uses a liquid propellant to launch into space.
B2 noun /ˈtɜːrbən/

Turban

Meaning
a head covering made by wrapping a long piece of cloth around the head
Example
The Sikh man wore a colorful turban.
B1 adjective /ˈtʃaɪl.dɪʃ/

Childish

Meaning
immature and silly; behaving in a way that is typical of a child but inappropriate for an adult
Example
His childish behavior during the meeting was quite embarrassing.
C1 noun ˈdaɪ.nə.sti

dynasty

Meaning
A line of hereditary rulers of a country; a succession of people from the same family who play a prominent role in business, politics, or another field.
Example
The Ming dynasty ruled China for centuries.
C2 noun /ˌsɜːrkəmləˈkjuːʃn/

circumlocution

Meaning
the use of many words when fewer would do, especially to avoid stating something directly
Example
The politician's speech was filled with circumlocution.
C2 noun /ˈɑːriə/

aria

Meaning
a solo vocal piece with instrumental accompaniment, typically in an opera
Example
The soprano performed a moving aria during the second act.
C1 noun /ˌkɒnstəˈneɪʃən/

consternation

Meaning
A feeling of anxiety, dismay, or confusion, often caused by something unexpected.
Example
The sudden announcement caused widespread consternation among the employees.
B1 adjective /ʌnˈjuː.ʒu.əl/

Unusual

Meaning
not typical; strange; different from what is normal
Example
She wore an unusual dress to the party.
C2 /laɪð/

lithe

Meaning
thin, supple, and graceful in movement
Example
The lithe dancer captivated the audience with her graceful spins.
B2 noun /ˈhɔːrmoʊn/

hormone

Meaning
a chemical substance produced in the body that influences how the body grows or functions
Example
Insulin is a hormone that controls blood sugar levels.
C1 adjective ˈɑː.dʒu.əs

arduous

Meaning
Involving or requiring strenuous effort; difficult and tiring.
Example
The trek through the mountains was an arduous journey.
B2 noun /ˈɡləʊ.bəl piːs/

global peace

Meaning
Worldwide harmony and absence of conflict between nations.
Example
Global peace requires collective efforts.
C2 adjective /ˈdɪsənənt/

dissonant

Meaning
Harsh and lacking harmony; conflicting.
Example
The orchestra produced a dissonant sound during rehearsal.
B1 adjective /kənˈtɪn.ju.əs/

continuous

Meaning
forming an unbroken whole; without interruption
Example
The factory operates on a continuous 24-hour schedule.
A2 verb /fiːd/

feed

Meaning
to give food to a person or animal
Example
She feeds the birds every morning.
C1 adjective /ˈluː.mɪ.nəs/

Luminous

Meaning
bright; shining; emitting light; radiant
Example
The luminous stars filled the dark night sky.
A1 adjective /əʊˈkeɪ/

okay

Meaning
used to express agreement or acceptance
Example
It's okay to leave early today.
C2 noun /ˈpær.ɪ.saɪd/

parricide

Meaning
The act of killing one's father, mother, or other close relative.
Example
The court tried him for parricide after the tragic incident.
B2 verb /ʃɛd/

shed

Meaning
to let something fall off naturally, such as leaves, hair, or tears
Example
Trees shed their leaves in autumn.
C2 noun /mɪˈtɒnɪmi/

metonymy

Meaning
A figure of speech in which one word or phrase is substituted with another closely related word or concept.
Example
In the phrase 'the crown will decide,' 'crown' is a metonymy for monarchy.
C1 noun ˈdɪl.ɪ.dʒəns

diligence

Meaning
Careful and persistent work or effort.
Example
Success requires patience and diligence.
C1 noun /ˈflæn.əl/

Flannel

Meaning
a soft woven fabric, typically made of wool or cotton and slightly milled and raised
Example
He wore a warm flannel shirt in winter.
A1 verb/noun /dæns/

dance

Meaning
to move rhythmically to music, typically following a set sequence of steps
Example
They danced all night at the wedding.
B2 verb /ˈbjuːtɪfaɪ/

beautify

Meaning
to make something more beautiful or attractive
Example
The city plans to beautify the old park with trees and lights.
C2 noun /ˈkɔːrsər/

courser

Meaning
a swift horse or a hunting horse
Example
The knight rode a fast courser into battle.
C2 noun kənˌsep.tʃu.ə.laɪˈzeɪ.ʃən

conceptualization

Meaning
The process of forming a concept or idea; the process of developing something in the mind.
Example
The conceptualization of renewable cities is groundbreaking.
B2 noun /ˈspɔːrtsmən/

sportsman

Meaning
A person who is skilled in sports or enjoys participating in athletic activities.
Example
He is a true sportsman, always fair and respectful to his opponents.
B1 noun /ˈsɜːvənt/

servant

Meaning
a person who performs duties for others, especially in a household
Example
The servant opened the door for the guests.
C1 adjective /səbˈmɪs.ɪv/

Submissive

Meaning
ready to obey others; yielding to authority; humble and compliant
Example
She became submissive after years of harsh treatment.
B2 noun ˈlɒŋ tɜːm ˈmɛm.ər.i

Long-term memory

Meaning
Such memory that remains stored in the brain for a long time
Example
Repeated practice helps transfer information into long-term memory.
C2 adjective /ˈsiːmli/

seemly

Meaning
proper or appropriate in behavior or appearance
Example
It was not seemly to argue loudly during the ceremony.
C2 adjective /ˈsɪbɪlənt/

sibilant

Meaning
Making or characterized by a hissing sound.
Example
The word 'snake' starts with a sibilant sound.
B1 noun /ˈdʒen.dər/

Gender

Meaning
either of the two sexes (male and female); the range of characteristics pertaining to masculinity and femininity
Example
The company promotes gender equality by ensuring equal opportunities for all employees.
C2 noun /ˌhaɪdrəˈstætɪks/

hydrostatics

Meaning
The branch of science concerned with the mechanical properties of fluids at rest.
Example
Hydrostatics is essential in understanding how dams and reservoirs function.
B2 adjective; verb (past participle) /ˈɒkjʊpaɪd/

occupied

Meaning
being in use or taken; filled or lived in; controlled or held by force
Example
The room is occupied, so please wait outside.
C2 adjective /ɪˈfʌldʒənt/

effulgent

Meaning
Shining brilliantly; radiant.
Example
Her effulgent smile brightened everyone's mood.
C2 noun /ˈpɛdənt/

pedant

Meaning
A person who is excessively concerned with minor details or rules, often in a showy way.
Example
The professor was criticized as a pedant who focused too much on trivial details.
B2 noun /ˈkæp.ʃən/

caption

Meaning
a brief explanation or description accompanying an illustration or photograph
Example
The caption under the photo explained who the people were.
C2 noun /ˈdɒldrəmz/

doldrums

Meaning
A state of inactivity, stagnation, or low spirits; also a region near the equator with calm winds.
Example
After the project failed, the team was stuck in the doldrums for months.
C2 adjective /sɛnˈtrɪpɪtəl/

centripetal

Meaning
Moving or directed toward a center.
Example
Centripetal force keeps the planets in orbit around the sun.
B1 noun /sɛks/

sex

Meaning
the biological distinction between male and female; sexual activity
Example
He was asked about his sex at the doctor's office.
B2 noun /səkˈses.ər/

Successor

Meaning
a person who succeeds another in office; someone who takes over a position or role
Example
The CEO announced his retirement and named his successor for the company.
B2 noun /əˈfens/

Offence

Meaning
a breach of law or rule; an annoyance or resentment
Example
Stealing is a serious offence punishable by law.
C2 noun /ˈɑːrtɪfɪs/

artifice

Meaning
clever or cunning devices or tricks used to deceive others
Example
The politician's charm was nothing but artifice.
C1 noun /ˈtraɪæd/

triad

Meaning
a group of three closely related people or things
Example
The project was managed by a triad of experts.
A2 verb, noun /dɪsˈlaɪk/

dislike

Meaning
to feel distaste or aversion for someone or something; a feeling of aversion
Example
I really dislike eating spicy food.
B1 noun /ˈdʒɛntəlmən/

gentleman

Meaning
a man who is polite, courteous, and honorable
Example
He opened the door for her like a true gentleman.
B2 verb /briːd/

breed

Meaning
to produce young animals; to reproduce; to keep animals for producing young
Example
They breed horses on their farm.
B2 adjective /ˈvʌl.ɡər/

Vulgar

Meaning
lacking sophistication or good taste; crude and offensive in language or behavior
Example
His vulgar language offended everyone at the dinner party.
B2 noun /slɛdʒ/

sledge

Meaning
a vehicle for traveling over snow, often pulled by animals
Example
The children rode a sledge down the snowy hill.
C2 verb /ɪnˈɡrɑːft/

ingraft

Meaning
To implant or fix deeply, often used in the sense of grafting an idea or quality.
Example
The teacher tried to ingraft good manners in the students.
C2 verb /ˈsnʌfəl/

snuffle

Meaning
to breathe noisily through the nose, often because of crying or a cold
Example
The child began to snuffle after crying for a long time.
A1 noun ˈflaʊərz

Flowers

Meaning
The reproductive structures of plants that provide nectar for butterflies.
Example
Butterflies are attracted to colorful flowers.
C2 noun/adjective /ˈlæpɪˌdɛri/

lapidary

Meaning
As noun: a person who cuts, polishes, or engraves precious stones; As adjective: relating to such work.
Example
The museum displayed lapidary tools used in ancient times.
A2 adverb, adjective, verb, noun /ˈfɔːrwərd/

forward

Meaning
toward the front; to advance or send ahead; an onward position or direction
Example
The troops moved forward to secure the bridge.
C2 noun /ˈblændɪʃmənt/

blandishment

Meaning
flattering or pleasing statement or action used to persuade someone gently
Example
She used every blandishment to win his support.
B2 noun /dɪsˈkʌmfərt/

discomfort

Meaning
A feeling of slight pain, unease, or awkwardness.
Example
She shifted in her chair due to discomfort in her back.
C1 noun ˈmaɪ.krəʊˌnjuː.tri.ənts

micronutrients

Meaning
Essential nutrients required by organisms in small quantities throughout life to orchestrate a range of physiological functions.
Example
Micronutrients are essential for cellular function.
C1 noun /dɪsˈɪntrəst/

disinterest

Meaning
lack of interest or concern
Example
His disinterest in the project was obvious.
B2 adjective /senˈseɪʃənəl/

Sensational

Meaning
causing great excitement or shock; extremely impressive
Example
The sensational performance left the audience speechless.
A2 adjective /ʌnˈtaɪdi/

Untidy

Meaning
not neat or orderly; messy and disorganized
Example
Her untidy room was filled with clothes scattered everywhere.
C2 adjective /eɪˈsɛptɪk/

aseptic

Meaning
Free from contamination caused by harmful microorganisms; sterile.
Example
Surgeons must work in an aseptic environment to prevent infection.
B2 adjective /ˈprɒmɪnənt/

prominent

Meaning
Important, famous, or easily noticeable.
Example
He is a prominent leader in the community.
C1 verb /rɪˈdiːm/

redeem

Meaning
to compensate for faults or mistakes; to exchange something for value
Example
He managed to redeem his reputation after the scandal.
C2 noun

Kinsfolk

A2 adjective /noʊn/

known

Meaning
recognized or familiar; something that is identified or acknowledged
Example
He is a well-known actor in the country.