heuristic
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C2 adjective hjʊˈrɪs.tɪk

heuristic

Meaning
Enabling a person to discover or learn something for themselves; experimental learning approach.
Example
Teachers use heuristic techniques to encourage self-learning.
C2 noun /ˈpær.əkˌsɪz.əm/

paroxysm

Meaning
A sudden, violent outburst of emotion or activity.
Example
She was seized by a paroxysm of laughter.
C2 noun /miːd/

mead

Meaning
An alcoholic drink made from fermented honey and water.
Example
The Vikings were known to drink large amounts of mead during feasts.
C1 adjective /prəˈfeɪn/

profane

Meaning
showing disrespect or contempt for sacred things; irreverent or vulgar
Example
His jokes were considered too profane for the ceremony.
C1 adjective /ˈpʌlməˌneri/

pulmonary

Meaning
relating to the lungs
Example
The patient suffered from a serious pulmonary infection.
B1 verb /kruːz/

cruise

Meaning
to travel smoothly at a moderate speed, especially for pleasure
Example
They decided to cruise along the coast during their vacation.
C2 noun /ˈkaʊntɪŋˌhaʊs/

counting-house

Meaning
a business office where accounts are kept and financial transactions are managed
Example
The merchant spent most of his day in the counting-house reviewing ledgers.
B1 noun ˈtʃeə.pɜː.sən

chairperson

Meaning
A person who is in charge of a meeting or organization; the presiding officer of a committee, board, or organization.
Example
The chairperson ensures procedural integrity.
C2 noun /ɡrænˈtiː/

grantee

Meaning
A person or organization that receives a grant or benefit.
Example
The grantee must submit a progress report every six months.
C1 adjective /ɪnˈvɪnsəbl/

invincible

Meaning
too powerful to be defeated or overcome
Example
The team seemed invincible after winning ten matches in a row.
C1 noun/verb /rɪˈpriːz/

reprise

Meaning
A repetition or return to an earlier theme, role, or action.
Example
The actor reprised his role in the sequel.
B2 verb /prɪˈzɜːv/

preserve

Meaning
to keep something in its original state; to protect from harm or decay
Example
We must preserve our natural environment.
A1 article /ðə/

the

Meaning
used to specify a noun as something already mentioned or known
Example
The sun rises in the east.
B2 noun /pænˈdɛmɪk/

pandemic

Meaning
An outbreak of a disease that occurs on a global scale.
Example
The COVID-19 pandemic changed the world dramatically.
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.
C2 adjective /ˈprɒmɪsəri/

promissory

Meaning
Containing or conveying a promise, especially in writing.
Example
He signed a promissory note to repay the loan.
C2 noun /naɪˈdʒel.ə/

Nigella

Meaning
small black seeds with a nutty, slightly bitter flavor, also known as black cumin or black seed
Example
Sprinkle nigella seeds on top of the bread before baking.
B1 noun ˈwɔː.mɪŋ

warming

Meaning
The process of becoming warmer; an increase in temperature.
Example
Warming is accelerating due to greenhouse gases.
C2 verb /ˈpɜːrdʒər/

perjure

Meaning
To knowingly tell a lie in a court of law after swearing to tell the truth.
Example
He was accused of trying to perjure himself during the trial.
B1 verb /dɪɡ/

dig

Meaning
to break up and move earth with a tool or machine, or with hands, paws, etc.
Example
They decided to dig a hole for the new tree.
B2 noun /rɪˈmaɪndər/

reminder

Meaning
something that helps you remember a fact, event, or action that you need to do or recall
Example
He set a reminder to call his mother on her birthday.
C1 noun /ˈstɛə.rɪ.əʊˌtaɪ.pɪŋ/

stereotyping

Meaning
A widely held but fixed and oversimplified image or idea of a particular type of person or thing.
Example
Stereotyping people based on their race is harmful.
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.
C1 adjective /ˈwɪm.zɪ.kəl/

Whimsical

Meaning
playfully quaint or fanciful, especially in an appealing and amusing way
Example
The artist created whimsical sculptures that delighted children.
C2 noun /ˌdʒiːniˈælədʒɪst/

genealogist

Meaning
A person who studies or traces the history of families and their lineages.
Example
The genealogist uncovered records dating back to the 18th century.
B2 adjective /rɪˈspek.tɪv/

Respective

Meaning
belonging to each individual; particular to each
Example
The students returned to their respective classrooms after lunch.
A2 noun /ˈket.əl/

Kettle

Meaning
a container used for boiling water, typically with a lid, spout, and handle
Example
The electric kettle whistled when the water reached boiling point.
A1 verb /spik/

speak

Meaning
to say words; to communicate verbally
Example
She can speak three languages fluently.
A2 noun /ˈtel.ɪˌvɪʒ.ən/

Television

Meaning
an electronic device for receiving and displaying television broadcasts
Example
My family watches television together every evening.
C1 verb /ˈmɒd.jʊ.leɪt/

modulate

Meaning
To change the strength, tone, or pitch of something; to adjust or regulate.
Example
A good speaker knows how to modulate their voice.
C1 noun /ˈwɔː.tər hen/

Water hen

Meaning
a waterbird with dark plumage that lives near ponds and wetlands
Example
The water hen swam gracefully across the pond.
C1 adjective /ˈpiːs.ə.bəl/

Peaceable

Meaning
peaceful; inclined to avoid conflict
Example
The peaceable protest ended without any violence.
B2 noun /'ræd.ɪʃ/

Radish

Meaning
a small pungent edible root vegetable with white or red skin
Example
The farmer harvested fresh radishes from the garden.
C2 adjective /ˌɛf.ɪˈkeɪ.ʃəs/

efficacious

Meaning
Successful in producing a desired or intended result; effective.
Example
The vaccine proved highly efficacious in preventing infections.
C1 adjective /ɪnˈsɪdiəs/

insidious

Meaning
Proceeding in a gradual, subtle way but with harmful effects.
Example
The insidious spread of misinformation can damage trust.
B1 noun rɪˈzɪs.təns

resistance

Meaning
The refusal to accept or comply with something; the attempt to prevent something by action or argument.
Example
The resistance fought bravely against colonial forces.
C1 verb /ˈwaɪtˌwɑːʃ/

whitewash

Meaning
to cover up faults, errors, or unpleasant facts; to paint with white paint or lime
Example
The report was criticized for trying to whitewash the company's failures.
C2 noun /ˈdʒaɪənt sneɪk hɛd/

Giant snake head

Meaning
a large predatory freshwater fish with an elongated body and snake-like head
Example
The giant snake head is a fierce predator that can survive out of water for hours.
C2 noun /klaɪm/

clime

Meaning
A region defined by its climate.
Example
He traveled to warmer climes during the winter.
C1 adjective /məˈlɪɡnənt/

malignant

Meaning
dangerous or harmful in influence or effect; medically, tending to invade and destroy tissue
Example
Doctors confirmed that the tumor was malignant.
B2 adjective /ɪnˈfɔːrmətɪv/

Informative

Meaning
giving or providing useful information; educational; instructive
Example
The documentary was very informative and educational.
C1 noun /sleɪ/

sleigh

Meaning
A vehicle pulled by horses or reindeer over snow or ice.
Example
Children were excited to ride in the sleigh through the snowy village.
C2 adjective /ɪnˈdjuːbɪtəbl/

indubitable

Meaning
Impossible to doubt; unquestionable.
Example
It is indubitable that hard work leads to success.
C1 noun /rɪdʒ/

ridge

Meaning
a long, narrow hilltop, mountain range, or raised strip
Example
We walked along the mountain ridge.
C1 adjective səˈsaɪ.ə.təl

societal

Meaning
Relating to society or social relationships.
Example
Societal benefits of space tourism are under debate.
B2 adjective /ˈvaɪtl/

vital

Meaning
essential or necessary for life or success
Example
It's vital to stay hydrated during the summer.
A1 adjective strɒŋ

strong

Meaning
Having the power to move heavy weights or perform other physically demanding tasks.
Example
A strong defense secures victory.
B2 noun, verb /stɛm/

stem

Meaning
Noun: The main stalk of a plant. Verb: To stop or restrict the flow or development of something.
Example
The gardener cut the stem of the rose; New policies aim to stem the flow of pollution.
C2 adjective /ˈmɪn.ɪ.skjuːl/

miniscule

Meaning
Extremely small or tiny.
Example
The error was so miniscule that nobody noticed it.
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.
A2 noun /sɒks/

Socks

Meaning
soft coverings for the feet, typically worn inside shoes
Example
I need to buy new socks for winter.
B1 verb /ˌɪntərˈækt/

interact

Meaning
to communicate or work together with someone or something
Example
Students interact with teachers during class discussions.
C2 noun /dʒæm/

jamb

Meaning
The side post or surface of a doorway, window, or fireplace.
Example
The carpenter carefully measured the width of the door jamb.
C2 adjective /daɪˈdæktɪk/

didactic

Meaning
Intended to teach, often with a moral lesson.
Example
The novel is not just entertaining but also didactic in nature.
B2 noun /dɪˈnaɪ.əl/

Denial

Meaning
the action of declaring something to be untrue; refusal to acknowledge something
Example
His denial of involvement in the scandal was met with skepticism.
C1 adjective /ˈsɜːrvaɪl/ or /ˈsɜːrvəl/

servile

Meaning
having or showing an excessive willingness to serve or please others
Example
His servile attitude annoyed his colleagues.
C2 noun /strəˈmoʊ.ni.əm ˌflaʊ.ər/

Stramonium flower

Meaning
A trumpet-shaped white or purple flower from the jimsonweed plant, known for its toxic properties
Example
The stramonium flower blooms at night with a sweet fragrance.
B2 verb /ˈflʌrɪʃ/

flourish

Meaning
To grow or develop in a healthy or successful way.
Example
Her business began to flourish after she introduced online sales.
C1 adjective /məˈlɪʃəs/

Malicious

Meaning
having or showing a desire to cause harm to someone; spiteful
Example
The malicious software damaged many computers.
C2 verb /dɔːb/

daub

Meaning
to spread a thick or sticky substance carelessly on a surface
Example
The children daubed paint all over the walls.
B1 noun /kəʊst/

Coast

Meaning
the part of the land near the sea; the edge of the land
Example
We drove along the coast to enjoy the view.
A2 verb /səˈpəʊz/

suppose

Meaning
to assume or believe something is true without proof
Example
I suppose she will be here soon.
B1 noun /ɪˌmædʒ.ɪˈneɪ.ʃən/

Imagination

Meaning
the faculty or action of forming new ideas or images not present to the senses; creative thinking
Example
Children's imagination allows them to turn a cardboard box into a spaceship or castle.
B1 verb /ˈkɒnsəntreɪt/

concentrate

Meaning
to focus all one's attention or mental effort on a particular object or activity
Example
She tried to concentrate on her studies despite the noise.
B2 adjective /bəˈtænɪkəl/

botanical

Meaning
relating to plants or plant life
Example
She works at the botanical garden.
B2 adjective /ˈtrʌst.wɜː.ði/

Trustworthy

Meaning
able to be relied on as honest or truthful; deserving of trust
Example
He is a trustworthy friend who always keeps his promises.
C1 adjective /ˈspɪndli/

spindly

Meaning
Long, thin, and weak-looking
Example
The spindly tree bent under the weight of the snow.
B2 adjective /ˈdevəsteɪtɪŋ/

devastating

Meaning
causing severe shock, distress, or destruction; extremely damaging or upsetting
Example
The earthquake had a devastating effect on the city.
B1 adjective /ˈɛstɪmeɪtɪd/

estimated

Meaning
roughly calculated or judged; an approximate value or amount
Example
The estimated cost of the project is five million dollars.
C2 noun /ˈdʒɪŋɡoʊˌɪzəm/

jingoism

Meaning
extreme patriotism expressed in aggressive foreign policy
Example
The politician's speech was filled with jingoism.
C1 noun /ɪnˈdʒʌŋkʃən/

injunction

Meaning
A judicial order restraining a person from an action or compelling a certain act.
Example
The court issued an injunction to stop the company from polluting the river.
C1 adjective /ˌfɑːrˈfetʃt/

farfetched

Meaning
unlikely to happen or be true; improbable
Example
His explanation for being late sounded farfetched.
C2 verb /ˈfɜːrbɪʃ/

furbish

Meaning
to polish, renovate, or give a fresh look to something
Example
The workers furbished the old sword until it gleamed like new.
C2 noun /ˈɪrˌʃɑːt/

earshot

Meaning
the range or distance within which a sound can be heard
Example
The children whispered secrets out of earshot of their parents.
A2 adjective, noun /ˈkloʊsər/

closer

Meaning
more near in distance or relationship; someone or something that concludes an activity
Example
She moved closer to the window.
B1 adjective /ʌnˈkaʊntəbəl/

Uncountable

Meaning
too many to be counted; innumerable; infinite in quantity
Example
There are uncountable stars in the night sky.
C2 noun /ˌhjuː.mɪ.fɪˈkeɪ.ʃən/

humification

Meaning
The process of organic matter decomposition to form humus in soil.
Example
Humification enhances soil structure and fertility.
A2 noun /ˈtʃaɪldhʊd/

childhood

Meaning
the period of being a child
Example
She spent her childhood in a small village.
A1 noun, verb /bʊk/

book

Meaning
A set of written, printed, or blank pages fastened together; to arrange for someone to have a seat, room, or ticket in advance.
Example
I booked a table at the restaurant for dinner.
B2 adjective /ˈteɪst.fəl/

Tasteful

Meaning
showing good judgment in matters of style and beauty
Example
She decorated her home in a very tasteful manner.
C2 adjective /ˈeɪ.li.ə.nə.bəl/

alienable

Meaning
Able to be transferred or surrendered, usually referring to rights or property.
Example
Property rights are alienable and can be sold or transferred.
C1 verb /ˈpeɪtrənaɪz/

patronize

Meaning
to treat someone in a condescending way; to be a regular customer of a business
Example
Don't patronize me with your fake sympathy.
B2 verb /ˌʌndərˈteɪk/

undertake

Meaning
to commit to and begin a task or project; to take on responsibility
Example
She decided to undertake a challenging project.
B2 noun /səˈspens/

Suspense

Meaning
a feeling of excited or anxious uncertainty about what will happen
Example
The movie kept us in suspense until the very end.
C1 noun /nɪl/

Nil

Meaning
nothing; zero; no amount
Example
His chances of winning were nil after the scandal.
C2 verb /breɪ/

bray

Meaning
To make a loud, harsh sound like a donkey.
Example
The donkey began to bray loudly in the field.
A2 verb /bit/

beat

Meaning
to strike repeatedly; to defeat; to pulsate rhythmically
Example
Our team will beat theirs in the final match.
C2 noun /ˈfɪl.ɪ.staɪn/

philistine

Meaning
a person who is indifferent or hostile to culture and the arts
Example
He was criticized as a philistine for dismissing modern art.
A2 noun /ˈdrɑː.mə/

drama

Meaning
a play for theater, radio, or television, or an exciting or emotional situation
Example
She loves watching historical drama series.
A2 adverb /ˈrɛə(r)li/

rarely

Meaning
not often, infrequently
Example
She rarely eats sweets because of her diet.
B1 noun /ˈvɪn.ɪ.ɡər/

Vinegar

Meaning
a sour liquid made from fermented alcohol, used for cooking and preserving
Example
I added vinegar to the salad dressing for extra flavor.
C2 noun /ˌprɒdɪˈɡæləti/

prodigality

Meaning
the quality of being wastefully extravagant
Example
His prodigality with money left him bankrupt.
B1 noun /ˈdez.ət/

Desert

Meaning
a barren area of landscape with little precipitation; an arid region with sparse vegetation
Example
The Sahara Desert is one of the largest hot deserts in the world.
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 verb /ɪnˈstɔːl/

install

Meaning
To place or fix equipment or software so it is ready for use.
Example
He installed the new software on his computer.
C2 noun /ˈfaɪər.brænd/

firebrand

Meaning
a person who is passionate about a cause, often inciting change or action
Example
The activist was a true firebrand, inspiring everyone around him to join the protest.
B1 noun ˌɒpəˈtjuːnɪtiz

opportunities

Meaning
A set of circumstances that makes it possible to do something; chances for advancement or success.
Example
Opportunities for jobs decreased.
C1 verb /diːˈfjuːz/

defuse

Meaning
To make a situation less dangerous, tense, or explosive; to remove a fuse from a bomb.
Example
The negotiator helped defuse the tense situation.
C2 verb /ɪˈfeɪsɪŋ/

effacing

Meaning
erasing or making oneself inconspicuous; to remove or diminish in significance
Example
She kept effacing herself during the meeting so that others could shine.
B2 noun /əˈreɪ/

array

Meaning
an impressive display or arrangement of things
Example
The shop displayed an array of colorful dresses.
C2 noun /ˈsɒlɪˌsɪzəm/

solecism

Meaning
a grammatical mistake in speech or writing; a breach of good manners or etiquette
Example
His speech was full of solecisms and awkward phrases.
C1 verb /ˈmæɡnɪfaɪ/

magnify

Meaning
to make something appear larger; to increase the importance or effect of something
Example
The microscope can magnify tiny objects for better observation.
C1 noun /ˈpeɪtriɑːrk/

patriarch

Meaning
a male head of a family or tribe; an older respected man who leads a group
Example
As the family patriarch, he mediated disputes and kept long traditions alive.
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.
C1 verb /ˈkʌn.dʒər/

conjure

Meaning
to summon something as if by magic; to imagine vividly
Example
The magician conjured a rabbit out of the hat.
B2 noun /ˈtɛnənsi/

tenancy

Meaning
The possession or occupation of land or property as a tenant.
Example
The tenancy agreement was signed for two years.
B2 noun /ˈwɪd.oʊ.ər/

Widower

Meaning
a man whose wife has died and who has not married again
Example
The elderly widower lived alone but had regular visits from his children.
B2 adjective /ʌnˈkɒmən/

uncommon

Meaning
rare, unusual, or remarkable
Example
It is uncommon to see snow in this region.
B2 noun /ˌoʊ.vɚˈkraʊ.dɪŋ/

overcrowding

Meaning
Excessive crowd or packed condition, having more people or vehicles in a place than the approved capacity.
Example
The subway system suffers from severe overcrowding during peak hours.
C2 noun /ˈplætɪtjuːd/

platitude

Meaning
a remark or statement that is overused and unoriginal
Example
He kept repeating the same platitudes during the speech.
C1 noun /ˈrɪɡər/

rigor

Meaning
strictness, severity, or demanding conditions
Example
The training was carried out with great rigor.
A2 noun /ˈtʃælɪndʒɪz/

challenges

Meaning
Difficult tasks or situations that test someone's abilities or resources.
Example
Overcoming challenges is the key to personal growth.
C2 noun /drʌdʒ/

drudge

Meaning
A person made to do hard, menial, or dull work.
Example
He felt like a drudge, stuck in repetitive tasks all day.
B1 adverb /ˈkeərləsli/

carelessly

Meaning
without care or attention; in a negligent or reckless manner
Example
He carelessly left the door unlocked.
C2 noun /ˈwɛlkɪn/

welkin

Meaning
The sky, the heavens, or the upper air.
Example
The eagle soared high into the welkin.
C2 adjective /ˈnɒmɪk/

nomic

Meaning
Relating to laws, rules, or systems.
Example
The philosopher discussed the nomic necessity of natural laws.
B2 adjective /dɪˈstɜː.bɪŋ/

disturbing

Meaning
causing anxiety, worry, or emotional distress
Example
The news about the accident was deeply disturbing.
A1 verb /sɔ/

saw

Meaning
to cut with a saw; to use a cutting tool
Example
The carpenter saws the wood into pieces.
C2 adjective /ˈlaʊtɪʃ/

loutish

Meaning
Clumsy, rude, or aggressive in behavior.
Example
His loutish remarks offended everyone at the meeting.
B1 adjective /ˌstreɪtˈfɔːwəd/

straightforward

Meaning
easy to understand or do; simple
Example
Her explanation was straightforward and clear.
C1 noun /ˈlʊkaʊt/

lookout

Meaning
A place for watching; a person keeping watch.
Example
The guard kept a lookout for suspicious activity.