congruent
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C2 adjective /ˈkɒŋɡruənt/

congruent

Meaning
in agreement or harmony; having the same shape and size in geometry
Example
Their values are congruent with the goals of the organization.
C2 noun /rɪˈpruːf/

reproof

Meaning
An expression of blame or disapproval.
Example
His careless words drew a sharp reproof from his mother.
C2 noun /ˈtʌmbrəl/

tumbrel

Meaning
A two-wheeled cart, especially one used during the French Revolution to carry prisoners to the guillotine.
Example
The prisoners were carried to the square in a wooden tumbrel.
C2 noun /ˈbroʊɡən/

brogan

Meaning
A heavy, sturdy shoe, often made of leather.
Example
The farmer wore old brogans while working in the field.
C2 noun /ˈpjuː.pɪ.lɪdʒ/

pupilage

Meaning
The state of being a pupil or under instruction.
Example
During his pupilage, he studied law under a senior barrister.
C2 noun /ˈbɛlˌwɛðər/

bellwether

Meaning
A person or thing that leads or indicates a trend.
Example
The company is seen as a bellwether of the technology industry.
C2 noun /ˌperəˈreɪʃən/

peroration

Meaning
The concluding part of a speech, often intended to inspire or persuade.
Example
The politician's peroration left the audience applauding enthusiastically.
C2 adjective /ˈspiːʃəs/

specious

Meaning
Superficially plausible but actually false; misleading in appearance.
Example
The politician’s argument was specious, sounding convincing but lacking real evidence.
C2 noun ˌbaɪ.oʊ.əˈveɪ.lə.bɪl.ə.ti

bioavailability

Meaning
The degree to which a substance can be absorbed and used by the body.
Example
Turmeric's bioavailability increases when consumed with black pepper.
C2 noun /hɪˈlærɪti/

hilarity

Meaning
Extreme amusement, especially when expressed by laughter.
Example
The movie caused great hilarity among the audience.
C2 noun /ˈbɪɡ.ə.mɪst/

bigamist

Meaning
A person who commits the crime of marrying someone while already married to another.
Example
The man was arrested for being a bigamist.
C2 noun /ˈmeɪleɪ/

melee

Meaning
A noisy, confused fight or crowd situation.
Example
A melee broke out during the football match.
C2 noun /sɒp/

sop

Meaning
a concession or appeasement to pacify someone; also a piece of bread dipped in liquid
Example
The manager offered a bonus as a sop to the unhappy employees.
C2 noun /ˈbuːbi/

booby

Meaning
a foolish or gullible person; a silly individual
Example
He felt like a booby after making such a simple mistake.
C2 noun /dɪsˈdʒʌŋkʃən/

disjunction

Meaning
A lack of connection between things; separation or disunity.
Example
There is a clear disjunction between theory and practice.
C2 noun /ˌɪn.strəˈmɛn.təl.ɪst/

instrumentalist

Meaning
A person who plays a musical instrument.
Example
The instrumentalist played a beautiful solo on the violin.
C2 noun /meɪs/

Mase

Meaning
spice obtained from the reddish seed covering of the nutmeg seed
Example
A pinch of mace adds warmth to the dessert.
C2 noun /sneɪk ɡɔːrd/

Snake gourd

Meaning
a long, curved vegetable that resembles a snake, commonly used in South Asian cuisine
Example
The snake gourd grows in a twisted, serpentine shape in the garden.
C2 noun /ˈbrɪn.dʒəl/

Brinjal

Meaning
a large purple vegetable that is white inside; also called eggplant
Example
My mother cooked brinjal curry for lunch.
C2 noun /ˌlɪk.wəˈfeɪ.ʃənt/

liquefacient

Meaning
a substance that causes something to become liquid
Example
The chemist explained how the liquefacient worked in the experiment.
C2 verb /rɪˈpaɪn/

repine

Meaning
To feel or express discontent or to long for something.
Example
She did not repine at her misfortune but worked harder to improve her life.
C2 noun /ˈɔːlmənæk/

almanac

Meaning
An annual publication containing calendars, weather forecasts, astronomical data, and other useful information.
Example
He consulted the almanac to check the phases of the moon.
C2 noun /ˈkɔːrsər/

courser

Meaning
a swift horse or a hunting horse
Example
The knight rode a fast courser into battle.
C2 noun /kənˈtɔːrʃən/

contortion

Meaning
a twisted or bent shape; the act of twisting out of the normal shape
Example
The gymnast's contortion amazed the audience.
C2 adjective /ˈɑːbdjʊrət/

obdurate

Meaning
Stubbornly refusing to change one's opinion or course of action.
Example
He remained obdurate despite everyone's pleas.
C2 adjective /ˈtɔɪl.səm/

toilsome

Meaning
Involving hard or exhausting work; laborious.
Example
The workers had a toilsome day in the hot sun.
C2 verb, adjective /ˈstraɪeɪt/

striate

Meaning
to mark with stripes or grooves; striped or streaked in appearance
Example
The rock surface was striated by glacial movement.
C2 noun /əˈdɛndəm/

addendum

Meaning
an additional item or piece of information added at the end of a document or book
Example
The report included an addendum with updated statistics.
C2 noun /ˈskɪz.əm/ or /ˈsɪz.əm/

schism

Meaning
A division or split between strongly opposed parties, often in religion or organizations.
Example
The schism in the church led to the formation of two separate groups.
C2 noun /daɪˈvʌldʒəns/

divulgence

Meaning
the act of revealing or disclosing something secret or private
Example
The divulgence of company secrets caused a major scandal.
C2 adjective /ˈkoʊməˌtoʊs/

comatose

Meaning
In a state of deep unconsciousness, resembling or related to coma.
Example
The comatose patient was kept under constant observation.
C2 noun /ˈflɪpənsi/

flippancy

Meaning
lack of seriousness; showing a disrespectful or trivial attitude
Example
His flippancy during the meeting offended his colleagues.
C2 noun /ˈæntɪfɒn/

antiphon

Meaning
a short chant or verse sung responsively in Christian worship, typically sung before or after a psalm or canticle
Example
The choir sang the antiphon before beginning the main hymn.
C2 noun /ˈkedʒ.ə.riː/

Kedgeree

Meaning
a European dish of cooked rice, fish, and hard-boiled eggs, originally from India
Example
The breakfast menu featured traditional kedgeree with smoked haddock and eggs.
C2 adjective /ˌɛpɪkjʊˈriːən/

epicurean

Meaning
relating to the enjoyment of fine food, drink, and luxury
Example
The chef prepared an epicurean feast for the guests.
C2 verb /ˈhɜːrtl/

hurtle

Meaning
To move or cause to move at great speed, often in a dangerous way.
Example
The car hurtled down the mountain road.
C2 noun /draɪ ɡuːs ˈbɛri/

Dry goose berry

Meaning
dehydrated amla fruit, rich in vitamin C and used for medicinal and culinary purposes
Example
Dry goose berry powder is excellent for hair growth.
C2 noun /ˈterəpɪn/

terrapin

Meaning
a small freshwater turtle, especially one found in North America
Example
The terrapin slowly crawled into the pond.
C2 adjective /ˈdʒɒkjələr/

jocular

Meaning
fond of or characterized by joking; humorous
Example
His jocular nature made him popular among colleagues.
C2 noun /sɛnˈsɔːrɪəm/

sensorium

Meaning
The part of the brain or mind concerned with the reception and interpretation of sensory stimuli.
Example
The patient’s sensorium was clouded after the accident.
C2 adjective /ˌɪnɪˈsɛnʃəl/

inessential

Meaning
not necessary or important; not essential
Example
The report removes all inessential details to stay focused.
C2 noun /ˈθɝː.moʊ.klaɪn/

thermocline

Meaning
A layer in a body of water in which temperature changes rapidly with depth.
Example
The thermocline separates warm surface water from cold deep water.
C2 noun /ˈkuː.li/

Cooly

Meaning
a laborer who does physical work for wages
Example
The cooly carried heavy bags at the railway station.
C2 adjective /əˈstrɪndʒənt/

astringent

Meaning
sharp or severe in manner or style; also describes a substance that contracts skin or body tissues
Example
Her astringent tone silenced the noisy class.
C2 adjective /ɪnˈsɛndiˌɛri/

incendiary

Meaning
designed to cause fires or stir up conflict
Example
The politician’s incendiary remarks angered the crowd.
C2 noun /ˈdɛswɪˌtuːd/

desuetude

Meaning
a state of disuse or inactivity
Example
The old law has fallen into desuetude.
C2 noun /sfɪˈrɒmɪtər/

spherometer

Meaning
An instrument used for measuring the curvature of spherical surfaces.
Example
The scientist used a spherometer to measure the lens curvature.
C2 adjective /ɔːˈɡʌst/

august

Meaning
Respected and impressive; inspiring reverence or admiration.
Example
The king entered the hall with an august presence.
C2 adjective /dɪˈstreɪ/

distrait

Meaning
deeply distracted or absent-minded, often due to worry or grief
Example
He looked distrait after hearing the sad news.
C2 adjective /aɪˈtɪnərənt/

itinerant

Meaning
Traveling from place to place, especially for work or duty.
Example
The itinerant teacher moved from village to village to educate children.
C2 noun /prəˈfjuːʒən/

profusion

Meaning
an abundance or large quantity of something
Example
Spring brought a profusion of wildflowers to the valley.
C2 adjective /ˌækwiˈɛsənt/

acquiescent

Meaning
ready to accept something without protest, or to do what someone else wants
Example
He gave an acquiescent smile and agreed to the plan.
C2 noun /ˈdɪfɪdəns/

diffidence

Meaning
Lack of self-confidence; shyness or modesty.
Example
Her diffidence made it hard for her to speak in public.
C2 noun /proʊˈsiː.ni.əm/

proscenium

Meaning
the part of a theater stage in front of the curtain; the arch framing the stage
Example
The actors bowed at the proscenium before leaving the stage.
C2 adjective /dʒʊˈrɪdɪkəl/

juridical

Meaning
Relating to judicial proceedings or the administration of law.
Example
The case raised important juridical questions.
C2 adjective /ˈpɒndərəbl/

ponderable

Meaning
able to be considered or thought about
Example
The evidence was substantial and ponderable.
C2 adjective /ˈɛdɪfaɪɪŋ/

edifying

Meaning
Providing moral or intellectual instruction or enlightenment.
Example
The documentary was both entertaining and edifying.
C2 noun /noʊl/

Knoll

Meaning
a small rounded hill or mound
Example
The old oak tree stood majestically on top of the grassy knoll.
C2 adjective /ˈdɪsəluːt/

dissolute

Meaning
lacking moral restraint; indulging excessively in sensual pleasures
Example
He led a dissolute life filled with parties and gambling.
C2 noun /ˈɔː.rɪ.fɪs/

orifice

Meaning
an opening or hole, especially in the body or a device
Example
The medicine was applied through a small orifice in the device.
C2 noun /ˌmɪsˈtʃæns/

mischance

Meaning
An unfortunate accident or event; bad luck.
Example
By mischance, he missed the last train home.
C2 verb /ˈbækˌslaɪd/

backslide

Meaning
To relapse into bad habits, undesirable practices, or moral decline.
Example
After months of progress, he began to backslide into old habits.
C2 noun /ˈbʊlrʌʃ/

bulrush

Meaning
A tall plant with long leaves that grows in or near water, also known as a cattail.
Example
The pond was surrounded by tall bulrushes swaying in the wind.
C2 noun /əˈfleɪtəs/

afflatus

Meaning
a sudden divine inspiration or creative impulse
Example
The poet wrote the verses under a sudden afflatus of inspiration.
C2 noun /luːn/

lune

Meaning
A crescent-shaped figure formed by two intersecting arcs; also means 'moon' in French.
Example
The mathematician studied the properties of the lune.
C2 adjective, noun /səbˈmɜːrsəbl/

submersible

Meaning
capable of being submerged; a small underwater craft
Example
The scientists explored the deep ocean using a submersible.
C2 verb /ˈʌndjʊleɪt/

undulate

Meaning
To move with a smooth, wave-like motion.
Example
The snake undulated across the sand.
C2 noun /ˈniːəˌfaɪt/

neophyte

Meaning
A beginner or novice in a subject, skill, or belief.
Example
As a neophyte in programming, she often asked for guidance from her mentor.
C2 verb /əˈniːl/

anneal

Meaning
To heat and cool metal or glass to make it stronger or less brittle.
Example
The blacksmith annealed the steel to improve its durability.
C2 adjective /ˌpɪkəˈjuːn/

picayune

Meaning
of little value or importance; trivial
Example
He complained about the picayune details of the contract.
C2 adjective /ˌvɪtriˈɑːlɪk/

vitriolic

Meaning
filled with bitter criticism or malice
Example
His vitriolic remarks hurt everyone in the room.
C2 noun /ˈɪn.tɪ.ɡreɪ.tɪv dɪˈpləʊ.mə.si/

integrative diplomacy

Meaning
A diplomatic approach that seeks to combine or coordinate different elements, interests, or parties into a unified whole.
Example
Integrative diplomacy strengthens alliances.
C2 noun /rɪˈfrɪndʒənsi/

refringency

Meaning
The ability of a substance to bend light; refractive power.
Example
Glass has a higher refringency than water.
C2 noun /daɪn/

dyne

Meaning
A unit of force in the centimeter-gram-second (cgs) system equal to 10⁻⁵ newtons.
Example
The physicist measured the force in dynes.
C2 verb /əˈsɪdɪfaɪ/

acidify

Meaning
to make something acidic or more acidic
Example
Farmers worry that pollution will acidify the soil.
C2 verb /lɪm/

limn

Meaning
to depict or describe something vividly in words or art.
Example
The author limned the beauty of the countryside.
C2 noun /ˈsɛrəf/

seraph

Meaning
An angelic being associated with light and purity, often depicted as a high-ranking angel in Christian theology.
Example
The stained-glass window depicted a seraph with outstretched wings.
C2 noun /ˌmɪsˈnoʊmər/

misnomer

Meaning
A wrong or inaccurate name or designation.
Example
Calling the tiny dog a 'giant' is a misnomer.
C2 adjective /ˈɡluː.tɪ.nəs/

glutinous

Meaning
Having a sticky or glue-like texture.
Example
The glutinous rice stuck together in the pot.
C2 verb /rɪˈsɪnd/

rescind

Meaning
to revoke, cancel, or repeal a law, order, or agreement
Example
The company decided to rescind the job offer.
C2 noun /səˈlɛrɪti/

celerity

Meaning
swiftness of movement; speed
Example
The soldier moved with great celerity to deliver the message.
C2 noun /ˈɛpəlɛt/

epaulet

Meaning
An ornamental shoulder piece on a garment, especially on the coat or jacket of a military uniform.
Example
The general’s uniform had a golden epaulet on each shoulder.
C2 adjective/noun /ˌhaɪərəˈɡlɪfɪk/

hieroglyphic

Meaning
Relating to or written in hieroglyphs; symbols or writing that is difficult to understand.
Example
The archaeologists studied the hieroglyphic inscriptions carefully.
C2 noun /ɪˌdʒækjʊˈleɪʃən/

ejaculation

Meaning
The action of suddenly saying something or the release of semen during sexual climax.
Example
His sudden ejaculation of joy surprised everyone in the room.
C2 noun /səbˈsɜːviəns/

subservience

Meaning
the condition of being too willing to obey or serve others
Example
His subservience to authority annoyed his colleagues.
C2 adjective /ˈpɪrɪk/

pyrrhic

Meaning
A victory won at such a great cost that it is almost equivalent to defeat.
Example
The general declared the battle a pyrrhic victory due to heavy losses.
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.
C2 noun /ˈɔːrdnəns/

ordnance

Meaning
Military supplies including weapons, ammunition, and combat equipment.
Example
The army stored ordnance in a secure facility outside the city.
C2 adjective /ˌʌnrɪˈmɪtɪŋ/

unremitting

Meaning
Never relaxing or stopping; persistent.
Example
Her unremitting efforts finally paid off.
C2 noun /ˈoʊ.kəm/

oakum

Meaning
loose fibers obtained by untwisting old ropes, used for caulking ships
Example
The shipbuilders used oakum to seal the gaps in the wooden planks.
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.
C2 noun /kaɪˈmɪərə/

chimera

Meaning
A mythical creature with parts from different animals; also used to mean a fanciful illusion or unattainable dream.
Example
The idea of a perfect society is often a chimera.
C2 verb /leɪv/

lave

Meaning
To wash or bathe.
Example
She laved her face with cool water.
C2 noun /dʒuːt liːf/

Jute leaf

Meaning
the edible leaves of the jute plant, commonly eaten as a leafy green vegetable
Example
Jute leaf is rich in vitamins and minerals and is often cooked with lentils in Bengali cuisine.
C2 noun /ˈkæl.əm.ni/

Calumny

Meaning
the making of false and defamatory statements about someone in order to damage their reputation
Example
The politician sued the newspaper for spreading calumny about his personal life.
C2 verb /ˈɪndjʊˌreɪt/

indurate

Meaning
To harden or make something physically or emotionally tough.
Example
Years of hardship indurated his spirit.
C2 adjective /ˈhaɪd.baʊnd/

hidebound

Meaning
unwilling or unable to change because of tradition or convention
Example
He is too hidebound to accept new ideas.
C2 noun /ˌhɛtərəʤəˈniːɪti/

heterogeneity

Meaning
the quality or state of being diverse in character or content
Example
The cultural heterogeneity of the city makes it vibrant and unique.
C2 noun /ˌɒstɛnˈteɪʃən/

ostentation

Meaning
excessive display of wealth or knowledge intended to attract admiration or envy
Example
The billionaire’s party was full of ostentation and luxury.
C2 noun /ˌself əˈbeɪs.mənt/

self-abasement

Meaning
The act of belittling or humiliating oneself.
Example
His constant self-abasement made others uncomfortable.
C2 verb /dɪsˈmɛmbər/

dismember

Meaning
to cut or tear the limbs from a body; to divide into separate parts
Example
The king ordered his enemies to be dismembered.
C2 adjective /ɪnˈsuːsiənt/

insouciant

Meaning
Showing a casual lack of concern; carefree.
Example
He gave an insouciant shrug and walked away.
C2 noun /lɔːŋ ˈpepər/

Long pepper

Meaning
a flowering vine in the family Piperaceae, cultivated for its fruit which is used as a spice
Example
Long pepper was more valuable than black pepper in ancient times.
C2 adjective /ˌbækəˈneɪliən/

bacchanalian

Meaning
Characterized by or involving drunken revelry.
Example
The students threw a bacchanalian party after the exams.
C2 adjective /sʌbˈdʒeɪsənt/

subjacent

Meaning
lying immediately beneath; underlying
Example
The geological survey revealed subjacent layers of rock.
C2 adjective/noun /ɪnˈkɑːrnədiːn/

incarnadine

Meaning
a bright crimson or pinkish-red color
Example
The sky turned incarnadine at sunset.
C2 noun /ˈbriːtʃɪz/

Breeckes

Meaning
knee-length trousers; short pants
Example
He wore riding breeches for the equestrian event.
C2 noun /ˈeɪʒən swɒmp iːl/

Asian swamp eel

Meaning
a snake-like freshwater fish that can survive in muddy waters and is considered a delicacy in South Asian cuisine
Example
Asian swamp eel can breathe air and survive in shallow muddy waters.
C2 verb /ˈsɪn.tɪ.leɪt/

scintillate

Meaning
to sparkle or shine brightly; to emit flashes of light
Example
The diamond ring scintillated under the bright lights.
C2 adjective /ˈfluːtɪd/

fluted

Meaning
having grooves or ridges, often for decoration
Example
The vase had a beautiful fluted design around the rim.
C2 noun /ˈbɒmbæst/

bombast

Meaning
speech or writing that is overly pompous and inflated
Example
His campaign speech was full of bombast but lacked real substance.
C2 noun /ˌmɪsˈruːl/

misrule

Meaning
bad or poor governance
Example
The kingdom suffered for decades under misrule.
C2 verb /ɪmˈbruː/

imbrue

Meaning
To stain, especially with blood.
Example
His hands were imbrued with blood after the battle.
C2 noun /ˌɑːpərˈtuːnɪzəm/

opportunism

Meaning
The practice of taking advantage of opportunities regardless of principles or ethics.
Example
His decision was driven by opportunism, not values.
C2 noun /əˌkædəˈmɪʃən/

academician

Meaning
a member of an academy; a scholar or expert in a field of study
Example
The academicians gathered to discuss the future of education.
C2 noun /əˈmʊr/

amour

Meaning
A secret or illicit love affair.
Example
The novel tells the story of a forbidden amour between two characters.
C2 noun /ˈɡræn.juːl/

granule

Meaning
A small compact particle of a substance.
Example
Each granule of salt sparkled under the sunlight.
C2 adjective /ˈɪmənənt/

immanent

Meaning
existing or operating within; inherent
Example
He believed that moral values are immanent in human nature.
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.
C2 noun /ˈkrɪptəɡræm/

cryptogram

Meaning
a text written in code or cipher
Example
The detective solved the cryptogram hidden in the letter.
C2 noun /ɪˈrɛvərəns/

irreverence

Meaning
a lack of respect for people or things that are generally taken seriously
Example
His jokes about religion showed irreverence to the sacred traditions.