cryptography
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C2 noun /krɪpˈtɒɡ.rə.fi/

cryptography

Meaning
The practice of securing information through encryption or coding techniques
Example
Modern cryptography ensures secure online transactions.
C2 noun /wɜːrl/

whorl

Meaning
A pattern of spirals or concentric circles, often found in fingerprints, shells, or flowers.
Example
The fingerprint displayed a clear whorl pattern.
C2 noun /ˌmɪstɪfɪˈkeɪʃən/

mystification

Meaning
the act of making something unclear or confusing; a state of being puzzled or bewildered
Example
The audience watched in mystification as the magician performed his tricks.
B1 noun, verb /ɡreɪd/

grade

Meaning
A level of quality, rank, or performance; to assign a score or mark to work or performance.
Example
The teacher graded all the papers by the weekend.
C1 adverb /pɜːr ˈseɪ/

per se

Meaning
By or in itself; intrinsically.
Example
The idea is not bad per se, but it needs improvement.
C2 adjective /rɪˈflɛksəbl/

reflexible

Meaning
Capable of being reflected or bent back.
Example
The surface was highly reflexible, bouncing light in different directions.
C2 noun /ˈdeɪ.mæn/

day-man

Meaning
a worker employed by the day; a day laborer
Example
The farmer hired a day-man to help with the harvest.
B1 verb /ɪnˈʃʊər/

ensure

Meaning
To make certain that something will happen or be the case.
Example
Please ensure that the door is locked before you leave.
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.
C1 adjective /ˈperɪʃəbəl/

Perishable

Meaning
liable to decay quickly; short-lived
Example
Store perishable foods in the refrigerator.
B2 noun /ˌnɔːrθˈiːst/

northeast

Meaning
the direction between north and east; a region or area located in that direction.
Example
The storm is moving toward the northeast.
B1 verb /dɪˈfiːt/

Defeat

Meaning
to win a victory over; to overcome in battle or competition
Example
The army managed to defeat the enemy forces.
B1 verb /pɑːrˈtɪsɪpeɪt/

participate

Meaning
to take part in or become involved in an activity
Example
Students are encouraged to participate in extracurricular activities.
B1 noun /rɪˈliːf/

Relief

Meaning
a feeling of comfort after worry or distress; assistance given to those in need
Example
She felt great relief when the exam was over.
C2 adjective, noun /ˈænθrəpɔɪd/

anthropoid

Meaning
Resembling a human being in form; a primate such as apes and monkeys.
Example
The gorilla is considered an anthropoid ape.
C2 noun /ˈkɔːrmərənt/

cormorant

Meaning
a large black sea bird that catches fish by diving
Example
The cormorant perched on the rock, drying its wings after a dive.
C1 noun /ˈkoʊhɔːrts/

cohorts

Meaning
Groups of people who share a common feature or experience.
Example
Researchers compared the health outcomes of different cohorts.
B2 noun ˌspɛk.jʊˈleɪ.ʃən

speculation

Meaning
Investment in stocks, property, or other ventures in the hope of gain but with the risk of loss.
Example
Stock market speculation can lead to high volatility.
B2 noun /ˈkæp.tɪv/

Captive

Meaning
a person who has been taken prisoner or an animal that has been confined
Example
The captive was held in a small cell for several months.
A2 noun /bɪɡ boʊl/

Big bowl

Meaning
a large, round, shallow container used for serving food, mixing ingredients, or washing
Example
She mixed the ingredients in a big bowl.
C2 noun /ˈmær.oʊ ʌv ˈplæn.tɪn triː/

Marrow of plantain tree

Meaning
the soft inner part of the banana plant stem that is used as a vegetable in cooking
Example
The marrow of plantain tree is commonly used in traditional Bengali cuisine.
C2 verb /əˈlɪtəreɪt/

alliterate

Meaning
to repeat the same consonant sound at the beginning of words in a phrase or sentence
Example
The poet often alliterates words to create rhythm.
A2 noun /ˈləʊɡəʊ/

logo

Meaning
a symbol or other small design adopted by an organization to identify its products, uniform, vehicles, etc.
Example
The company's logo was redesigned to reflect its new image.
B2 noun əˈʃɔː.rəns

assurance

Meaning
A positive declaration intended to give confidence; a promise.
Example
Assurance of quality is a priority for the council.
B2 noun /ˈaʊt.breɪk/

Out-break

Meaning
a sudden occurrence or eruption of something, especially disease or violence
Example
The outbreak of flu affected many students in the school.
A2 adjective /niːt/

Neat

Meaning
clean and tidy; well-organized; carefully done
Example
Her room is always neat and organized.
B2 verb /ˈrʌm.bəl/

rumble

Meaning
to make a continuous deep, resonant sound
Example
Thunder rumbled in the distance.
C2 noun /ɪˈlɪziəm/

elysium

Meaning
A place or state of perfect happiness; in Greek mythology, the afterlife paradise.
Example
For her, the garden was a personal elysium.
A1 noun /ˈswɪmɪŋ/

swimming

Meaning
the activity or sport of moving through water using the limbs
Example
Swimming is a great way to stay fit and healthy.
C1 adjective /dɪsˈdʒɔɪntɪd/

disjointed

Meaning
Lacking order, coherence, or connection; disconnected.
Example
The movie felt disjointed and hard to follow.
B2 adjective, adverb /ˈneɪʃənˌwaɪd/

nationwide

Meaning
existing or happening throughout an entire nation
Example
The campaign received nationwide support.
C2 noun /ˌɪnsəˈrɛkʃən/

insurrection

Meaning
A violent uprising against an authority or government.
Example
The army was called in to suppress the insurrection.
C1 /skwɒt/

squat

Meaning
to crouch or sit with knees bent and body close to the ground
Example
He squatted down to tie his shoes.
C2 noun /ˈklɪpər/

clipper

Meaning
a tool used for cutting, or a fast sailing ship of the 19th century
Example
The barber used clippers to trim his hair.
C1 noun /ˈdɛdlɒk/

deadlock

Meaning
a situation in which progress is impossible because of disagreement
Example
Negotiations reached a deadlock after neither side agreed to compromise.
C2 noun /skɪf/

skiff

Meaning
a small, light boat usually for one person
Example
The fisherman paddled his skiff across the lake.
C2 noun /sfɛˈrɪsɪti/

sphericity

Meaning
The quality or state of being spherical; roundness.
Example
The sphericity of the ball made it roll smoothly on the ground.
C1 adjective /rɪˈstreɪnd/

restrained

Meaning
characterized by reserve or self-control; held back
Example
Her restrained reaction surprised everyone.
C1 adjective /ˈmɔːrbɪd/

morbid

Meaning
Having an abnormal interest in disturbing or unpleasant subjects such as death or disease.
Example
She had a morbid fascination with crime stories.
C1 noun /ˈsɜːrəɡət/

surrogate

Meaning
A substitute, especially a person deputizing for another in a specific role or office.
Example
The surrogate mother gave birth to the child after carrying it for nine months.
C1 noun /ˈbɪtər ɡɔːrd/

Bitter Gourd

Meaning
a green, bumpy vegetable with a very bitter taste, known for its medicinal properties
Example
Bitter gourd is excellent for controlling blood sugar levels.
C1 verb /ɪnˈterəˌɡeɪt/

interrogate

Meaning
to ask someone questions in a thorough and formal way; to question intensively
Example
The police interrogated the suspect for hours.
C1 adjective /ˈluːdɪkrəs/

ludicrous

Meaning
so foolish, unreasonable, or out of place as to be amusing
Example
It is ludicrous to think the Earth is flat.
B1 adverb /ˈlɪtərəli/

literally

Meaning
in a literal manner or sense; exactly
Example
He was literally running for three hours without stopping.
B2 noun /bleɪd/

Blade

Meaning
a sharp flat cutting edge of a knife, sword, or tool
Example
The blade of the knife needs to be sharpened.
C2 verb /ruː/

rue

Meaning
To feel regret or sorrow about something.
Example
She will rue the day she trusted him.
A2 verb /pæs/

pass

Meaning
to move past or beyond something
Example
He passed the test with flying colors.
C1 noun /ˈkɒz.moʊs/

Cosmos

Meaning
a colorful annual flower with daisy-like blooms and feathery foliage
Example
The cosmos flowers swayed gently in the summer breeze across the meadow.
C1 adjective /ˈnɒnʃələnt/

nonchalant

Meaning
Appearing calm, casual, and unconcerned.
Example
He gave a nonchalant shrug and walked away.
A1 noun /bred/

Bread

Meaning
a food made from flour, water, and yeast mixed together and baked
Example
She bought fresh bread from the bakery.
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.
B1 noun /ˈpeɪstri/

pastry

Meaning
a baked food product made from flour, fat, and water, often sweet or savory
Example
I bought a box of fresh pastries for breakfast.
C1 noun /riˈæktənt/

reactant

Meaning
A substance that takes part in and undergoes change during a chemical reaction.
Example
Oxygen is a reactant in the process of combustion.
B2 adjective /dɪˈprɛst/

depressed

Meaning
Feeling very sad and without hope; in a state of unhappiness.
Example
She felt depressed after losing her job.
B1 noun pɑːˈtɪs.ɪ.pənts

participants

Meaning
People who take part in something; those involved in an activity or event.
Example
Participants will enjoy breathtaking views.
A2 noun /hoʊl/

Hole

Meaning
a hollow place in a solid body or surface; an opening through something
Example
The dog dug a deep hole in the backyard to bury its favorite bone.
A2 noun /ˈdʌst.bɪn/

Dustbin

Meaning
a container for holding waste or garbage before disposal
Example
Please throw the paper into the dustbin after use.
C1 adjective ʌnˈtʃɑːtɪd

uncharted

Meaning
Not mapped or surveyed; unknown or unexplored.
Example
The mission aimed to explore uncharted areas of the planet.
C1 adverb /əˈkjuːtli/

acutely

Meaning
in a sharp, intense, or severe way; with keen awareness
Example
She was acutely aware of the risks involved.
B2 noun/verb jiːldz

yields

Meaning
The amount of agricultural produce harvested per unit of land area.
Example
Crop yields have declined due to extreme weather.
C2 verb /lʌɡˈʒʊrieɪt/

luxuriate

Meaning
to enjoy something in a self-indulgent way; to take pleasure in great comfort
Example
She luxuriated in the warm bubble bath after a long day.
B2 noun /ˌɪmɪˈɡreɪʃən/

immigration

Meaning
the action of coming to live permanently in a foreign country
Example
Immigration policies vary from country to country.
A2 noun /stɛə/

stair

Meaning
a step or set of steps leading from one level to another
Example
He tripped on the stair and fell down.
B1 noun /ˈkæləri/

calorie

Meaning
A unit of energy, often used to measure the energy content of food and drink.
Example
She checks the calorie count before eating any packaged food.
C1 noun ˈrez.ɪ.djuː

residue

Meaning
A small amount of something that remains after the main part has gone or been removed.
Example
Soap residue affects appliance efficiency.
C2 noun /ˈkætɪtʃuː/

Catechu

Meaning
an extract from a tropical Asian plant, used in tanning and dyeing
Example
Catechu extract is commonly used in traditional medicine.
B2 noun /ˈfleɪ.vər/

Flavour

Meaning
the distinctive taste of a food or drink; a particular quality or atmosphere
Example
The soup had a rich flavour of herbs and spices from the garden.
C1 noun /jiːld ˌɒptɪmaɪˈzeɪʃən/

yield optimization

Meaning
The process of maximizing the productivity or efficiency of crop production through various agricultural techniques and practices.
Example
Yield optimization techniques can significantly improve crop production.
B2 noun ˈhoʊmˌskuː.lɪŋ

homeschooling

Meaning
The practice of educating children at home rather than sending them to a school.
Example
Homeschooling allows parents to tailor education to their child's needs.
C1 verb /snɪər/

sneer

Meaning
to smile or speak in a mocking or contemptuous way
Example
She sneered at his attempt to sing.
C1 verb /ɪnˈsɪnjueɪt/

insinuate

Meaning
To suggest or hint something indirectly and often unpleasantly.
Example
He insinuated that she had lied about her qualifications.
C1 adjective ɡəˈlæktɪk

galactic

Meaning
Of or relating to a galaxy or galaxies.
Example
The galactic phenomena observed by the telescope were mesmerizing.
C2 adjective /ˌlækəˈdeɪzɪkəl/

lackadaisical

Meaning
lacking enthusiasm, energy, or determination; careless or lazy
Example
His lackadaisical attitude toward work annoyed his boss.
C1 noun /ˈkruːsɪbəl/

crucible

Meaning
a severe test or trial; a container used for heating substances to very high temperatures
Example
The team emerged stronger from the crucible of competition.
A1 adjective /ˈtʃɒk.lət/

Chocolate

Meaning
a dark brown color like chocolate; the color of cocoa
Example
The chocolate brown sofa looks elegant in the living room.
C2 adjective /ˈdɪstəl/

distal

Meaning
situated away from the center of the body or from the point of attachment
Example
The doctor examined the distal end of the patient’s arm.
B1 adjective /ˈfriːkwənt/

Frequent

Meaning
happening often; occurring regularly; repeated
Example
He makes frequent visits to his grandmother.
C1 noun ˈpraʊ.es

prowess

Meaning
Skill or expertise in a particular activity or field.
Example
Prowess in sports enhances team strength.
C1 verb /ɪnˈdʒen.dər/

engender

Meaning
To cause or give rise to a feeling, situation, or condition.
Example
The speech engendered hope among the people.
C1 noun /sɪˈdʌk.ʃən/

Seduction

Meaning
the action of seducing someone; temptation to do something wrong
Example
He fell victim to the seduction of easy money.
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.
B1 adjective /ˈɪnəsənt/

Innocent

Meaning
free from guilt or sin; pure; harmless; naive
Example
The innocent child had no idea that her parents were planning a surprise party.
A1 verb /bɪˈɡɪn/

begin

Meaning
to start doing something; to commence
Example
I will begin my studies tomorrow.
C2 noun /ˈdɛnɪzən/

denizen

Meaning
an inhabitant or resident of a particular place
Example
The forest is home to many nocturnal denizens.
C2 noun /niːp/

neap

Meaning
A tide just after the first or third quarters of the moon when the difference between high and low tide is least.
Example
During a neap tide, the water level change is minimal.
C1 noun /joʊk/

Yoke

Meaning
a wooden crosspiece that is fastened over the necks of two animals and attached to a plow or cart; a burden or oppressive situation
Example
The oxen were joined by a wooden yoke.
C1 adjective /ˈnɒm.ɪ.nəl/

Nominal

Meaning
very small in size or amount; existing in name only
Example
He paid only a nominal fee for the membership since he was a student.
C1 adjective /ˈeɪmləs/

Aimless

Meaning
without purpose or direction; lacking a goal
Example
He wandered around the city in an aimless manner.
B2 verb /sɔːr/

soar

Meaning
to fly or rise high in the air; to increase rapidly or dramatically
Example
The eagle soared high above the mountains.
C2 noun /dɪˈspɔɪlər/

despoiler

Meaning
A person who robs, plunders, or violently takes things from others.
Example
The despoilers left the city in ruins.
C2 verb /ˈdʒaɪreɪt/

gyrate

Meaning
to move or spin quickly in circles
Example
The dancer gyrated wildly to the rhythm of the drums.
B2 adjective /ˌsɪm.pəˈθet.ɪk/

Sympathetic

Meaning
showing compassion or understanding for someone's feelings or situation
Example
She was very sympathetic when I told her about my problems.
C2 noun /ɪnˈvaɪtər/

invitor

Meaning
a person who invites someone to an event, meeting, or place
Example
The invitor greeted all the guests warmly at the entrance.
B2 adjective /ˌbaɪəˈlɒdʒɪkl̩/

biological

Meaning
relating to the science of biology or to life and living organisms
Example
She is studying biological sciences at university.
B1 adjective ˈɪnəveɪtɪv

innovative

Meaning
Featuring new methods; advanced and original
Example
Innovative strategies are required to combat pollution.
C2 adjective /ˈməʊdɪʃ/

modish

Meaning
conforming to or following current fashion or style
Example
She wore a modish outfit that caught everyone’s attention.
A1 pronoun /ˈɛnɪθɪŋ/

anything

Meaning
any object, event, or matter; whatever thing
Example
You can ask me anything about the project.
C1 adjective /prɪˈkoʊʃəs/

precocious

Meaning
Showing advanced development or maturity at an unusually early age.
Example
The precocious child was reading novels at the age of five.
B1 noun /feɪk/

Fake

Meaning
a thing that is not genuine; a forgery or sham
Example
The painting was discovered to be a fake worth very little money.
C1 adjective /ˈnɑːkʃəs/

noxious

Meaning
harmful, poisonous, or very unpleasant
Example
The factory released noxious fumes into the air.
B2 noun ˈtrɪbjuːt

tribute

Meaning
An act, statement, or gift that is intended to show gratitude, respect, or admiration.
Example
They paid tribute to the brave freedom fighters.
C2 adjective /roʊn/

roan

Meaning
denoting an animal, especially a horse, having a coat of mixed colors, typically reddish-brown and white
Example
The rider mounted a roan horse with a speckled coat.
C1 noun dɪˈskrep.ən.siz

discrepancies

Meaning
Differences between things that should be the same
Example
Discrepancies in regulations delay progress.
C1 noun əˈɡrɛriən səˈsaɪətiz

agrarian societies

Meaning
Societies based on agriculture and farming as the primary economic activity.
Example
Agrarian societies emerged from a need for stable food sources.
C2 adjective /kəˈnaɪ.vɪŋ/

conniving

Meaning
secretly scheming or plotting to help in wrongdoing
Example
He is a conniving politician who manipulates people for power.
B1 noun /ˈprɛzəns/

presence

Meaning
The fact or condition of being present; a person's impressive manner or appearance.
Example
His presence in the meeting made everyone feel at ease.
A1 adjective /dɑːk/

Dark

Meaning
having little or no light; of a deep shade approaching black
Example
She prefers dark colors for her winter clothes.
B2 verb /ɪnˈstrʌkt/

instruct

Meaning
to teach; to give directions
Example
The teacher instructed the students carefully.
A2 noun /ˈbʌtərflaɪ/

butterfly

Meaning
an insect with large, often brightly colored wings that flies during the day
Example
A beautiful butterfly landed on the flower.
C2 noun /ˈɪntərˌloʊpər/

interloper

Meaning
A person who becomes involved in a situation or place where they are not wanted.
Example
He felt like an interloper at the private family gathering.
B2 adjective /ˈwɜːrθˌwaɪl/

worthwhile

Meaning
worth the time, effort, or money spent; valuable
Example
Volunteering at the shelter was a worthwhile experience.
B2 noun /ˈpeɪtrən/

patron

Meaning
a person who gives financial or other support to a person, organization, or cause
Example
The library is supported by generous patrons.
C1 noun /ˈpoʊʃən/

potion

Meaning
a liquid with healing, magical, or poisonous properties
Example
The witch gave the hero a healing potion.
B2 adjective /ˈæp.lɪ.kə.bəl/

applicable

Meaning
Relevant or appropriate in a particular situation.
Example
This rule is applicable to eye care too.
C2 verb /ˈkæn.tər/

canter

Meaning
To ride a horse at a controlled, easy pace between a trot and a gallop.
Example
She cantered her horse across the field with ease.
C1 noun /ˌɪnkənˈsɪstənsi/

inconsistency

Meaning
The quality of being contradictory, irregular, or not staying the same.
Example
There is an inconsistency between his words and actions.
B2 noun /ˈhɑːr.bər/

Harbour

Meaning
a place on the coast where vessels may find shelter; a place of safety or refuge
Example
The fishing boats returned safely to the harbour before the storm hit the coastline.
B1 noun /ˈdʒɛntəlmən/

gentleman

Meaning
a man who is polite, courteous, and honorable
Example
He opened the door for her like a true gentleman.
A2 noun /ˈdeɪ.tə/

Data

Meaning
facts and statistics collected together for reference or analysis; information in digital form
Example
Scientists analyzed the data from thousands of experiments to reach their conclusion.
C2 verb /ˈdʒɜːrnəlaɪz/

journalize

Meaning
to record daily transactions or events in a journal, especially in accounting
Example
The accountant will journalize all financial transactions at the end of the day.
C2 adjective /kwaɪˈesnt/

Quiescent

Meaning
quiet; peaceful; inactive; dormant; at rest
Example
The volcano has been quiescent for over a century.