subduction
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C2 noun /səbˈdʌk.ʃən/

subduction

Meaning
The lateral and downward movement of the edge of a plate of the earth's crust into the mantle beneath another plate.
Example
The Pacific Ring of Fire is an area of intense subduction.
C2 noun /ɪˈmɒljʊmənt/

emolument

Meaning
payment for work or services; salary or fees
Example
The professor received his annual emolument from the university.
C2 adjective /luːd/

lewd

Meaning
Sexually offensive, obscene, or vulgar.
Example
He was arrested for making lewd remarks in public.
C2 adverb /ˈvɛrɪli/

verily

Meaning
truly; certainly; without a doubt
Example
Verily, I say unto you, this is the truth.
C2 noun /ˌkɒnfəˈriː/

conferee

Meaning
a person who takes part in a conference
Example
Each conferee received a badge at the registration desk.
C2 adjective /kænˈtæŋ.kər.əs/

cantankerous

Meaning
Bad-tempered, argumentative, and uncooperative.
Example
The cantankerous old man complained about everything.
C2 adjective /ˈflɪpənt/

flippant

Meaning
not showing a serious or respectful attitude
Example
His flippant remarks annoyed the teacher.
C2 noun /ˌɪnsjəˈlærəti/

insularity

Meaning
The state of being isolated or narrow-minded.
Example
The insularity of the group prevented them from accepting new ideas.
C2 noun /pɒmˈpɒsəti/

pomposity

Meaning
self-important behavior or exaggerated dignity
Example
His speech was full of pomposity and arrogance.
C2 verb /ˈæktʃueɪt/

actuate

Meaning
to put into action or motion; to motivate or activate
Example
The engineer actuated the machine with a simple switch.
C2 adjective /ˌlækəˈdeɪzɪkəl/

lackadaisical

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

kiloliter

Meaning
a unit of capacity equal to 1,000 liters
Example
The tank can hold up to three kiloliters of water.
C2 adjective /dɪˈstɛnsəbl̩/

distensible

Meaning
Capable of being stretched or expanded.
Example
The stomach is a distensible organ that can expand after eating.
C2 noun /ˈkærəm/

Carom

Meaning
aromatic seeds of a plant used as a spice, especially in Indian cooking
Example
Carom seeds are often used in traditional Indian bread recipes.
C2 noun /ˈzel.ət/

zealot

Meaning
A person who is fanatical and uncompromising in pursuit of their ideals.
Example
He was considered a zealot for his strict political views.
C2 adjective /ˌɑːrbəˈrɛsənt/

arborescent

Meaning
having the appearance or characteristics of a tree; tree-like
Example
The coral had an arborescent form that resembled a miniature forest.
C2 noun /ˈkruːɪt/

cruet

Meaning
a small container, especially for salt, pepper, oil, or vinegar, used at a dining table
Example
She filled the cruet with olive oil for the salad.
C2 adjective /ˌsuːpərˈnuːmərɛri/

supernumerary

Meaning
Exceeding the usual number; extra or unnecessary.
Example
The play included several supernumerary actors to fill the background scenes.
C2 adjective ˈkoʊ.dʒənt

cogent

Meaning
Clear, logical, and convincing.
Example
His cogent argument convinced the jury.
C2 noun /ˌvælɪˌtjuːdɪˈnɛəriən/

valetudinarian

Meaning
A person who is unduly anxious about their health or constantly concerned with minor ailments.
Example
He was regarded as a valetudinarian, always worrying about his health.
C2 noun /kɒŋk/

Conck

Meaning
a shell, especially a large spiral one used as a horn or for decoration
Example
The priest blew the conch shell to signal the start of the ceremony.
C2 noun /ˌdɛprɪˈdeɪʃən/

depredation

Meaning
An act of attacking or plundering; damage caused by such acts.
Example
The villagers feared the depredation of wild animals at night.
C2 noun /ˈfɔːrkɔːrt/

forecourt

Meaning
an open area in front of a large building, especially a petrol station or hotel
Example
The car was parked in the hotel forecourt.
C2 noun /ˈpɑːrvənuː/

parvenu

Meaning
A person who has recently gained wealth or influence but is not yet accepted socially.
Example
He was seen as a parvenu who lacked refinement despite his riches.
C2 adjective /ɪnˈvʌlnərəbl/

invulnerable

Meaning
Impossible to harm, damage, or defeat.
Example
The fortress was thought to be invulnerable to attack.
C2 noun /dɪˈtrækʃən/

detraction

Meaning
The act of belittling or taking away from the value of something.
Example
Her constant detraction of others made her unpopular.
C2 noun /ɡriːn ˈdʒækfruːt/

Green Jackfruit

Meaning
unripe fruit of the jackfruit tree, commonly used as a vegetable in cooking
Example
Green jackfruit is often used in curries and stews.
C2 adjective /ɪnˈkɒrɪdʒəbəl/

incorrigible

Meaning
incapable of being corrected, improved, or reformed
Example
He is an incorrigible optimist who never loses hope.
C2 noun /ˈslʌɡərd/

sluggard

Meaning
A lazy, sluggish person.
Example
The sluggard refused to get out of bed even at noon.
C2 adjective /ˈɡluː.tɪ.nəs/

glutinous

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

disaffected

Meaning
Dissatisfied and rebellious, especially against authority or leadership.
Example
The reforms were introduced to calm the disaffected youth.
C2 adjective /ˌʌltrəˈmʌndeɪn/

ultramundane

Meaning
Relating to things beyond the physical world; supernatural or transcendental.
Example
Philosophers often discuss ultramundane realities beyond human perception.
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 adjective /ˈpɑːrtəbl/

partible

Meaning
capable of being divided or separated
Example
The estate was partible among the heirs.
C2 noun /ˈflɒtsəm/

flotsam

Meaning
Floating debris from a shipwreck or things discarded and left floating.
Example
The beach was littered with flotsam after the storm.
C2 noun /ˈzɛfər/

zephyr

Meaning
A soft gentle breeze.
Example
A warm zephyr blew through the valley.
C2 noun /ˈɡɪbən/

gibbon

Meaning
a small to medium-sized tailless ape with long arms, native to the forests of Southeast Asia
Example
The gibbon swung gracefully through the trees using its long arms.
C2 noun /ˌfjuːzɪˈleɪd/

fusillade

Meaning
A series of shots fired or missiles thrown all at the same time or in quick succession.
Example
The soldiers advanced under a fusillade of bullets.
C2 noun /ˌɪntərˈrɛɡnəm/

interregnum

Meaning
A period between rulers or governments when normal leadership is suspended.
Example
The country faced instability during the interregnum after the king’s death.
C2 noun /bəˈfuːn/

buffoon

Meaning
A ridiculous but amusing person; a clown or jester.
Example
He acted like a buffoon at the party, making everyone laugh.
C2 verb /məˈlɪŋɡər/

malinger

Meaning
to exaggerate or fake illness in order to escape duty or work
Example
He tried to malinger to avoid going to school.
C2 noun, verb /ˈtræməl/

trammel

Meaning
A restriction or impediment to freedom of action; to restrict.
Example
The strict rules trammel the creativity of the students.
C2 noun /ˈɡloʊmɪŋ/

gloaming

Meaning
The time of day after the sun has set and before it is completely dark; twilight.
Example
We walked home together in the quiet gloaming.
C2 adjective /ˈlɪŋɡwəl/

lingual

Meaning
Relating to the tongue or speech.
Example
The dentist examined the patient's lingual surface of the teeth.
C2 noun /ˈæltruɪst/

altruist

Meaning
a person who has an unselfish concern for the welfare of others
Example
He is an altruist who always puts others' needs before his own.
C2 adjective /fjuːˈnɪəriəl/

funereal

Meaning
having the mournful, somber character of a funeral
Example
The room was filled with a funereal silence after the announcement.
C2 noun /ˈhʌm.ək/

hummock

Meaning
A small hill, mound, or ridge of earth or ice.
Example
The hikers rested on a grassy hummock by the river.
C2 verb /ˈærəˌɡeɪt/

arrogate

Meaning
To claim or take something without justification.
Example
The dictator arrogated all powers to himself.
C2 verb /ɪnˈsaɪfər/

encipher

Meaning
to convert a message into code or cipher
Example
The agent enciphered the secret message before sending it.
C2 verb /əˈdjuːs/

adduce

Meaning
To provide evidence or reasons to support an argument or idea.
Example
The lawyer adduced several examples to support his case.
C2 noun /prəˈfʌn.dɪ.ti/

profundity

Meaning
Deep insight; great depth of knowledge or thought.
Example
The profundity of his words left a lasting impact.
C2 noun /ˈskʌl.i.ən/

scullion

Meaning
a servant assigned the most menial kitchen tasks
Example
In medieval times, a scullion was responsible for cleaning pots and pans.
C2 noun /maɪˈkrɒmɪtər/

micrometer

Meaning
A device used for measuring small distances with great accuracy.
Example
The engineer used a micrometer to measure the thickness of the wire.
C2 noun /sɪˈkwiːlə/

sequela

Meaning
A condition that is the consequence of a previous disease or injury.
Example
Lung scarring can be a sequela of severe pneumonia.
C2 noun /ˈtʊrnɪkɪt/

tourniquet

Meaning
a device used to stop bleeding by compressing blood vessels
Example
The medic applied a tourniquet to stop the bleeding.
C2 verb /ˈflædʒəˌleɪt/

flagellate

Meaning
to whip or flog someone, either literally or as a form of punishment or self-discipline
Example
In history, some monks would flagellate themselves as penance.
C2 adjective /ˌɛl.ɪˈdʒaɪ.ək/

elegiac

Meaning
Expressing sorrow, often for something past; resembling an elegy.
Example
The novel ends on an elegiac note, mourning the lost era.
C2 adjective rɪˈtɛn.tɪv

retentive

Meaning
Having strong memory or the ability to retain information for a long time.
Example
Students with a retentive memory excel in academics.
C2 adverb /pəˈfɔːs/

perforce

Meaning
by necessity; inevitably
Example
He had to perforce accept the decision.
C2 adjective /ˈdɒdərɪŋ/

doddering

Meaning
Weak, shaky, or unsteady, especially due to old age.
Example
The doddering professor struggled to climb the stairs.
C2 noun /kɒn.tɪˈɡjuː.ɪ.ti/

contiguity

Meaning
the state of being in direct contact or next to each other
Example
The contiguity of the two countries facilitates trade.
C2 noun /ˈlɛvi/

levee

Meaning
An embankment built to prevent the overflow of a river or to hold back water.
Example
The town built a levee to protect itself from flooding.
C2 adjective /ʌnˈtʃeɪst/

Unchaste

Meaning
not celibate; having engaged in sexual relations; lacking moral purity
Example
The conservative society considered her behavior unchaste and improper.
C2 adjective /ˈtʃɜːrlɪʃ/

churlish

Meaning
Rude in a mean-spirited and surly way.
Example
It would be churlish to refuse her kind invitation.
C2 adjective /læŋk/

lank

Meaning
Tall, thin, and often awkward in appearance.
Example
The lank teenager towered over his classmates.
C2 verb /bɪˈtəʊkən/

betoken

Meaning
to be a sign or indication of something
Example
Dark clouds betoken an approaching storm.
C2 verb, noun /blæb/

blab

Meaning
to talk too much or reveal secrets carelessly; excessive or foolish talk
Example
He accidentally blabbed the surprise to everyone.
C2 noun /hɑrˈmoʊniəm/

Harmonium

Meaning
a keyboard musical instrument similar to an organ, using air to produce sound
Example
She played devotional songs on the harmonium at the temple.
C2 adjective /ˈmæk.jʊˌleɪ.tɪd/

maculated

Meaning
Spotted or stained; marked with blemishes.
Example
The maculated surface of the old mirror gave it a unique charm.
C2 noun /ˌhoʊmə.dʒəˈniːəti/

homogeneity

Meaning
The quality or state of being all the same or all of the same kind.
Example
The cultural homogeneity of the village made it feel unified.
C2 verb /ɪkˈspɛktəreɪt/

expectorate

Meaning
to cough up and spit out mucus from the throat or lungs
Example
The patient began to expectorate thick mucus.
C2 noun /ˌtɜːdʒɪvərˈseɪʃən/

tergiversation

Meaning
Evasion of straightforward action or speech; changing sides or being inconsistent.
Example
The politician’s tergiversation frustrated his supporters.
C2 adjective /daɪˈɜːrnəl/

diurnal

Meaning
active during the day; occurring daily
Example
Most birds are diurnal creatures, active in daylight hours.
C2 noun /troʊθ/

troth

Meaning
Faith or loyalty when pledged in a solemn agreement or vow, especially in marriage.
Example
He pledged his troth to her before the gathering.
C2 noun /ˈdɛvɪltrɪ/

deviltry

Meaning
Cruel or malicious behavior; mischief with an evil aspect.
Example
The villain’s deviltry terrified the townsfolk.
C2 noun, adjective /pəˈtrɪʃən/

patrician

Meaning
A person of noble rank or high social standing; relating to aristocracy.
Example
The patrician families of Rome wielded great power in politics.
C2 verb /ˈæntɪdeɪt/

antedate

Meaning
to be earlier in time; to assign a date earlier than the actual one
Example
The manuscript antedates the modern printing press.
C2 verb /ɪnˈsɪnəˌreɪt/

incinerate

Meaning
to burn something completely until it is reduced to ashes
Example
The city decided to incinerate the medical waste for safety.
C2 noun /doʊlt/

dolt

Meaning
A stupid or slow-witted person.
Example
Only a dolt would believe such a story.
C2 adjective /ʌnˈtiːtʃəbəl/

unteachable

Meaning
not able or willing to learn; resistant to instruction or guidance
Example
He was so stubborn that he became almost unteachable.
C2 adjective /səˈmætɪk/

somatic

Meaning
Relating to the body, especially as distinct from the mind.
Example
Yoga can improve both somatic and mental health.
C2 adjective /ˌɪnɪˈsɛnʃəl/

inessential

Meaning
not necessary or important; not essential
Example
The report removes all inessential details to stay focused.
C2 noun /ˈɑːr.bɪ.trɑːʒ/

arbitrage

Meaning
The simultaneous buying and selling of securities in different markets to take advantage of differing prices.
Example
Investors use arbitrage to make profits in global markets.
C2 noun phrase /ˌhjuː ən ˈkraɪ/

hue and cry

Meaning
A loud public outcry or protest, often demanding action.
Example
There was a hue and cry over the new policy changes.
C2 adjective /ˈkɒr.ə.ɡeɪ.tɪd/

corrugated

Meaning
shaped into ridges and grooves; wrinkled or folded
Example
The roof was made of corrugated metal sheets.
C2 noun /ˈfoʊ.nə.ɡræm/

phonogram

Meaning
a written symbol representing a speech sound
Example
The teacher showed how each phonogram represents a particular sound.
C2 noun /ˈbɛnɪsən/

benison

Meaning
A blessing or benefit.
Example
The rain was a benison for the drought-stricken farmers.
C2 adjective /ˌstætʃuˈɛsk/

statuesque

Meaning
Having the grace, beauty, or dignity of a statue; tall and attractively proportioned.
Example
She had a statuesque figure that turned heads wherever she went.
C2 noun /ˈɔːfəl/

offal

Meaning
the internal organs and entrails of an animal used as food; waste parts
Example
The butcher prepared sausages using pork offal.
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 /ˈbrɪtɪˌsɪzəm/

briticism

Meaning
a word, phrase, or characteristic feature of British English
Example
The word 'lorry' is a well-known Briticism.
C2 noun /kjuːˈpɪdəti/

cupidity

Meaning
Excessive desire for wealth or possessions; greed.
Example
The king's downfall was caused by his cupidity.
C2 noun /ˈɔːspɪs/

auspice

Meaning
A sign, omen, or divine token; also refers to protection or support.
Example
The project was launched under the auspice of the government.
C2 adjective /ˈæpəzɪt/

apposite

Meaning
highly appropriate or relevant to what is being discussed
Example
Her remark was particularly apposite to the situation.
C2 adjective/noun /ɪnˈkɑːrnədiːn/

incarnadine

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

doff

Meaning
to take off an item of clothing, especially a hat, as a sign of respect
Example
He doffed his hat as the procession passed.
C2 noun /ˈlɛtʃ.əri/

lechery

Meaning
excessive or offensive sexual desire; lustfulness
Example
The novel depicted the lechery of corrupt nobles.
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.
C2 noun /ˈstiː.vəˌdɔːr/

stevedore

Meaning
A person employed to load and unload cargo from ships.
Example
The stevedores worked tirelessly to unload the cargo before dawn.
C2 noun /ˈreɪdɪks/

radix

Meaning
the base or root of something; the number on which a system of numeration is built
Example
In mathematics, the decimal system has a radix of ten.
C2 adjective /ˈnɒti/

knotty

Meaning
Complicated, difficult to solve or full of knots.
Example
He faced a knotty legal issue.
C2 noun /wɛlt/

welt

Meaning
A raised mark on the skin, usually from a blow or allergic reaction.
Example
He had a red welt on his arm after the bee sting.
C2 verb /əˈvaʊtʃ/

avouch

Meaning
to affirm or assert something as true
Example
He avouched his innocence before the judge.
C2 verb /ˈdiːɪfaɪ/

deify

Meaning
to treat or worship someone or something as a god
Example
Some fans deify their favorite celebrities.
C2 noun /ˌɪnˌkeɪpəˈbɪləti/

incapability

Meaning
lack of ability or power to do something; inability or incompetence
Example
His incapability to manage the team led to serious problems.
C2 noun /kənˈtɔːrʃənz/

contortions

Meaning
plural form of contortion; multiple twisted or bent shapes
Example
The magician's contortions left the crowd in awe.
C2 adjective /tʃeɪst/

Chaste

Meaning
pure and morally good; abstaining from sexual activity
Example
She lived a chaste and virtuous life.
C2 adjective /ˈbɛərˌfeɪst/

barefaced

Meaning
shameless and undisguised; openly bold or unashamed
Example
He told a barefaced lie in front of everyone.
C2 noun /məˈlɛvələns/

malevolence

Meaning
The state or condition of being malevolent; having or showing a wish to do evil to others.
Example
His malevolence was clear in the cruel way he treated his rivals.
C2 noun /ɪnˈsɪpiəns/

incipience

Meaning
the beginning or initial stage of something
Example
The project was still in its incipience when funding was approved.
C2 noun /ˈmʌstərd ɔɪl/

Mustard Oil

Meaning
oil extracted from mustard seeds, commonly used for cooking and medicinal purposes
Example
We use mustard oil for cooking vegetables in our kitchen.
C2 noun /mɔːrˈtɪʃən/

mortician

Meaning
a person whose job is to prepare dead bodies for burial or cremation and to arrange funerals
Example
The mortician prepared the body for the funeral service.
C2 adjective /ˈvɛdʒɪtəl/

vegetal

Meaning
relating to or consisting of plants or vegetation
Example
The soup had a distinct vegetal flavor.
C2 verb /ɪnˈræptʃər/

enrapture

Meaning
To fill someone with great delight or joy.
Example
The beautiful music enraptured the audience.
C2 noun /ˈaɪdɪl/

idyll

Meaning
An extremely happy, peaceful, or picturesque episode or scene, often idealized.
Example
Their honeymoon was an idyll on a tropical island.
C2 adjective /fəˈloʊniəs/

felonious

Meaning
relating to or involved in serious criminal activity
Example
He was charged with felonious assault after the incident.
C2 adjective /ˈnjuː.ɡə.tɔːr.i/

nugatory

Meaning
Of little or no value; worthless or insignificant.
Example
His efforts were nugatory and did not change the outcome.
C2 noun /ˈkɒrənɛt/

coronet

Meaning
a small crown, especially one worn by a prince, princess, or noble
Example
She wore a delicate coronet on her head for the ceremony.
C2 noun /ˈpɔːrfəri/

porphyry

Meaning
A hard igneous rock containing crystals, often used for decorative or building purposes.
Example
The ancient Romans used porphyry to make columns and statues.
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.