putrefy
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C2 verb /ˈpjuːtrɪfaɪ/

putrefy

Meaning
to decay or rot, producing a foul smell
Example
The meat began to putrefy in the heat.
C2 noun /ɪˈlɛk.trə.taɪp/

electrotype

Meaning
A duplicate printing plate made by electroplating a mold of the original.
Example
The printer used an electrotype to produce multiple copies of the page.
C2 adjective /ˈtaɪmwɔːrn/

timeworn

Meaning
Worn or impaired by age; old and used many times.
Example
The timeworn house carried a sense of history and nostalgia.
C2 noun /pɪˈnɒlədʒi/

penology

Meaning
The study of prison management and criminal rehabilitation.
Example
He decided to specialize in penology to help improve the prison system.
C2 adjective /ˈleɪ.baɪl/ or /ˈlæb.aɪl/

labile

Meaning
easily altered or unstable; prone to change
Example
Her mood was so labile that it changed several times in an hour.
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.
C2 verb /ʌnˈfɛtər/

unfetter

Meaning
to release from restraint or restriction; to free
Example
The new law will unfetter small businesses from excessive regulations.
C2 noun /ˈbuːt.leɪs/

Boot-lace

Meaning
a cord or string used to fasten a boot or shoe
Example
I need to tie my boot-lace before going for a walk.
C2 adjective /ˌpɛntəˈveɪlənt/

pentavalent

Meaning
Having a valence of five, especially in chemistry.
Example
Phosphorus can exist in a pentavalent state.
C2 adjective /ˌɪrɪˈfrændʒɪbəl/

irrefrangible

Meaning
Not to be broken, violated, or infringed
Example
The constitution guarantees certain irrefrangible rights to every citizen.
C2 noun /ˌɔːrdɪˈneɪʃən/

ordination

Meaning
The ceremony of conferring holy orders or official religious authority.
Example
The church held a special service for the ordination of new priests.
C2 noun /ˈbrɔːdˌsaɪd/

broadside

Meaning
a strong verbal attack or a sheet of paper printed on one side
Example
The politician launched a broadside against his opponent.
C2 noun /ɪkˈstɛnsər/

extensor

Meaning
a muscle that serves to extend or straighten a limb or part of the body.
Example
The extensor muscles in the arm help straighten the elbow.
C2 noun /ˈfɔːθ.raɪt.nəs/

forthrightness

Meaning
The quality of being honest and straightforward; directness.
Example
Her forthrightness made her a respected journalist.
C2 verb /əbˈvɜːrt/

obvert

Meaning
To turn something so as to face in a different direction; in logic, to convert a proposition by negating both subject and predicate.
Example
The teacher asked the students to obvert the statement for practice.
C2 noun /ˈmaɪtər/

miter

Meaning
a tall, pointed hat worn by bishops; also a type of joint made between two pieces of material
Example
The bishop placed the miter on his head during the ceremony.
C2 noun /ˈætəvɪzəm/

atavism

Meaning
The recurrence of traits or characteristics from a remote ancestor.
Example
The scientist noted atavism in the child’s physical features.
C2 noun /ˈræŋ.kər/

rancor

Meaning
A feeling of deep and bitter anger or resentment.
Example
There was a rancor between the two rivals that never faded.
C2 noun /ˈræʃənəlɪzəm/

rationalism

Meaning
a belief or theory that opinions and actions should be based on reason and knowledge rather than religious belief or emotion
Example
Rationalism emphasizes logic and reasoning over faith.
C2 noun/verb /sluːs/

sluice

Meaning
A sliding gate for controlling the flow of water; to wash or rinse with water in large quantities.
Example
The workers sluiced the mud off the street after the heavy rain.
C2 adjective /ˈeɪkwiəs/

aqueous

Meaning
related to or containing water; watery
Example
The solution was in an aqueous form.
C2 noun /ˈsɪŋ.krə.ni/

synchrony

Meaning
Coordination in time, harmony in action or movement.
Example
Their dance performance showed perfect synchrony.
C2 noun /ˈæpədʒiː/

apogee

Meaning
the highest or most distant point; the climax or peak of something
Example
The empire reached its apogee during the 18th century.
C2 noun /ˈkɒntrəriz/

contraries

Meaning
things that are completely different or opposite to each other
Example
Freedom and slavery are contraries in every sense.
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 adjective /ˈfræk.ʃəs/

Fractious

Meaning
irritable and quarrelsome; difficult to control; bad-tempered
Example
The fractious child refused to follow any of the teacher's instructions.
C2 adjective /ʌnˈstɪntɪŋ/

unstinting

Meaning
given generously without holding back
Example
She received unstinting support from her family.
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 adjective /ˈprəʊ.lɪks/

prolix

Meaning
using too many words; tediously lengthy
Example
The professor’s prolix lecture put many students to sleep.
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 /ˌɪlɪbəˈræləti/

illiberality

Meaning
The quality of being illiberal; lack of tolerance or generosity.
Example
The illiberality of the new laws alarmed the citizens.
C2 noun /kəˈpriːs/

caprice

Meaning
a sudden, unpredictable change of mood or behavior
Example
She bought the expensive dress on a caprice.
C2 noun /ˌɪntərˈsɛsər/

intercessor

Meaning
a person who intervenes or pleads on behalf of another
Example
He acted as an intercessor to resolve the conflict between the two families.
C2 adjective /əˈskjuː/

askew

Meaning
Not in a straight or level position; crooked or tilted.
Example
The picture on the wall hung slightly askew.
C2 adjective /ˈtriːkli/

treacly

Meaning
Excessively sweet or sentimental, like treacle.
Example
The movie was too treacly for my taste.
C2 adjective /ɪnˈdʒɛnjuəs/

ingenuous

Meaning
Innocent, naive, and unsuspecting; showing childlike simplicity and sincerity.
Example
Her ingenuous smile revealed her genuine kindness.
C2 noun /kənˈtraɪ.vəns/

contrivance

Meaning
a device or plan that is cleverly or artificially created
Example
The clock was an intricate contrivance of gears and springs.
C2 noun /ˈɛpɪɡræm/

epigram

Meaning
A short, witty saying or poem that expresses an idea in a clever way.
Example
Oscar Wilde was famous for his sharp epigrams.
C2 noun /ˈfiːəlti/

fealty

Meaning
loyalty or allegiance, especially to a sovereign or lord
Example
The knight swore fealty to his king.
C2 adjective /ˈmɔːkɪʃ/

mawkish

Meaning
excessively sentimental, often to the point of being sickly
Example
The movie was criticized for its mawkish sentimentality.
C2 noun /hoʊ/

Hoe

Meaning
a gardening tool with a thin metal blade used for breaking up soil and removing weeds
Example
The farmer used a hoe to remove weeds from his vegetable garden.
C2 adjective /dʒɪˈdʒuːn/

jejune

Meaning
Naive, simplistic, and superficial; also dull or uninteresting.
Example
The professor dismissed the essay as jejune and lacking depth.
C2 noun /kænˈtɑː.tə/

cantata

Meaning
A vocal composition with instrumental accompaniment, typically in several movements, often involving a choir.
Example
The choir performed a beautiful cantata during the festival.
C2 verb /ˌmɪsəˈproʊpriˌeɪt/

misappropriate

Meaning
to use something dishonestly or illegally for one's own purposes
Example
He was accused of misappropriating company funds.
C2 adjective /ˈɡɔːdi/

gaudy

Meaning
excessively showy or flashy, often in a tasteless way
Example
She wore a gaudy necklace that clashed with her elegant dress.
C2 noun /brɪˈtæniə/

britannia

Meaning
the personification of Britain, often shown as a woman with a helmet and shield
Example
Britannia has been a symbol of Britain since Roman times.
C2 adjective /ˈdɛndrɔɪd/

dendroid

Meaning
tree-shaped or branching like a tree
Example
The coral has a dendroid structure.
C2 noun /ˈdʒes.tər/

Jester

Meaning
a professional joker or fool at a medieval court; someone who jokes a lot
Example
The court jester entertained the king with witty remarks and amusing tricks.
C2 verb /baɪd/

bide

Meaning
to wait patiently for the right time or opportunity
Example
He decided to bide his time before making a move.
C2 adjective /rɪˈfræktəri/

refractory

Meaning
Stubborn or resistant to control, authority, or treatment.
Example
The refractory child refused to follow the teacher's instructions.
C2 noun, verb /ˌpæm.fləˈtɪər/

pamphleteer

Meaning
a person who writes or distributes pamphlets, often to promote a political or social cause
Example
In the 18th century, many pamphleteers influenced public opinion.
C2 verb /əˈbæʃ/

abash

Meaning
to make someone feel embarrassed or ashamed
Example
Her sudden question seemed to abash him.
C2 noun /ˌkɒnsaɪˈniː/

consignee

Meaning
the person or company to whom goods are delivered
Example
The consignee received the shipment on time.
C2 noun /ˈrɪvjʊlət/

rivulet

Meaning
a small stream of water; a tiny brook
Example
A rivulet ran down the hillside after the rain.
C2 adjective /ˈnɒmɪk/

nomic

Meaning
Relating to laws, rules, or systems.
Example
The philosopher discussed the nomic necessity of natural laws.
C2 verb /ˈbaɪfərˌkeɪt/

bifurcate

Meaning
to divide into two branches or parts
Example
The road bifurcates into two separate paths at the hill.
C2 noun /ˈiːɡres/

egress

Meaning
The action of going out or leaving a place; an exit.
Example
The emergency door provided an egress for the trapped workers.
C2 verb /əbˈhɔːr/

abhor

Meaning
to regard with disgust and hatred
Example
She abhors cruelty to animals.
C2 noun /ˈpæn.θi.ɪ.zəm/

pantheism

Meaning
The belief that God and the universe are identical, or that everything is a manifestation of God.
Example
Spinoza’s philosophy is often associated with pantheism.
C2 adjective /ʌnˈlɛtəd/

unlettered

Meaning
lacking education or the ability to read and write; illiterate
Example
The unlettered villagers relied on oral traditions to preserve their history.
C2 noun/verb /ˈlɛv.ən/

leaven

Meaning
a substance, typically yeast, that causes dough to rise; to permeate and modify
Example
A little yeast will leaven the bread dough.
C2 adjective /ˌsæpəˈneɪʃəs/

saponaceous

Meaning
Soapy or having the qualities of soap.
Example
The plant has saponaceous leaves that produce foam when rubbed in water.
C2 noun /ɪmˈpʌlʃən/

impulsion

Meaning
a strong urge or drive to act; the act of impelling
Example
His impulsion to travel made him leave his job suddenly.
C2 adjective ˈɛr.jʊ.daɪt

erudite

Meaning
Having or showing great knowledge or learning; scholarly and intellectual.
Example
The professor's erudite lecture fascinated the students.
C2 verb /beɪst/

baste

Meaning
to pour or brush melted fat, juices, or liquid over meat during cooking to keep it moist
Example
She basted the turkey every 30 minutes to keep it juicy.
C2 noun /ˈlev.ɪ.ti/

Levity

Meaning
humor or frivolity, especially the treatment of a serious matter with humor or in a manner lacking due respect
Example
The levity in the courtroom was inappropriate.
C2 noun /ˈæn.oʊd/

anode

Meaning
The positive electrode in a device such as a battery, where current flows into a polarized electrical device.
Example
The anode of the battery was corroded after long use.
C2 adjective /ˈdʒɔːndɪst/

jaundiced

Meaning
Affected by or displaying prejudice, envy, or bitterness; also refers to having a yellowish discoloration of the skin due to jaundice.
Example
She gave a jaundiced view of the project after her proposal was rejected.
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 noun /ˌɔːrnɪˈθɑːlədʒi/

ornithology

Meaning
the scientific study of birds
Example
She pursued ornithology to understand the migration patterns of birds.
C2 noun /ˈlæriət/

lariat

Meaning
A long rope with a noose at one end used to catch animals such as cattle or horses.
Example
The cowboy threw his lariat to catch the stray horse.
C2 adjective /ˌsuːdəˈrɪfɪk/

sudorific

Meaning
causing or increasing sweating
Example
The doctor prescribed a sudorific drug to help reduce the fever.
C2 noun /ˈpɑːrsɪmoʊni/

parsimony

Meaning
extreme unwillingness to spend money or use resources
Example
His parsimony was evident in the way he avoided any unnecessary expenses.
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.
C2 noun /ˈtʃælɪs/

chalice

Meaning
A large cup or goblet, typically used for drinking wine in religious ceremonies.
Example
The priest lifted the golden chalice during the ceremony.
C2 adjective /fəˈlɪsɪtəs/

felicitous

Meaning
well-chosen, appropriate, or pleasing; marked by good fortune or happiness
Example
She made a felicitous remark that lightened the mood.
C2 noun /ˈɑːrɡoʊ/

argot

Meaning
the specialized vocabulary or jargon of a particular group, especially one with a common interest or occupation
Example
The thieves communicated in an argot that outsiders could not understand.
C2 noun /əˈrɔɪ.oʊ/

arroyo

Meaning
A dry creek or stream bed that temporarily fills with water after heavy rain.
Example
After the storm, the arroyo quickly filled with rushing water.
C2 noun /foʊˈtɑːmɪtri/

photometry

Meaning
the science of measuring visible light in terms of its perceived brightness to human eyes
Example
Photometry helps in designing efficient lighting systems.
C2 adjective /ˈmɒtli/

motley

Meaning
Made up of different, often incongruous or diverse elements.
Example
The festival attracted a motley crowd of artists, musicians, and tourists.
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 adjective /ˌɛkspəˈdɪʃəs/

expeditious

Meaning
Done with speed and efficiency.
Example
The expeditious delivery of the package was appreciated.
C2 adjective /ˈwɪznd/

wizened

Meaning
Shriveled, wrinkled, or withered, often due to age.
Example
The wizened tree stood in the field for centuries.
C2 verb /biˈætɪfaɪ/

beatify

Meaning
to make blessed or holy, especially in the Roman Catholic Church, to declare a deceased person to be among the blessed
Example
The pope decided to beatify the martyr for his faith and sacrifice.
C2 noun /ˈzuːəʊˌplæŋktən/

zooplankton

Meaning
Microscopic aquatic animals that drift in water bodies and form an essential part of the aquatic food chain, serving as food for fish and other marine organisms.
Example
Zooplankton plays an important role in the aquatic food chain.
C2 noun /kəˈraʊzl/

carousal

Meaning
A noisy or lively drinking party or festivity.
Example
They were exhausted after a night of wild carousal.
C2 noun /ˌkɒməˈsɛəriət/

commissariat

Meaning
A department responsible for supplying food and equipment, especially in the military.
Example
The army commissariat ensured that the soldiers had enough supplies.
C2 noun /ɪˈbʊliəns/

ebullience

Meaning
the quality of being cheerful, enthusiastic, and full of energy
Example
The teacher's ebullience inspired her students.
C2 noun ˌæb.əˈreɪ.ʃən

aberration

Meaning
A departure from what is normal, usual, or expected, typically one that is unwelcome.
Example
The scientist dismissed the data as an aberration.
C2 adjective /ədˈmɒnɪtəri/

admonitory

Meaning
giving or conveying a warning or reprimand
Example
She gave him an admonitory glance.
C2 noun /nɪt/

nit

Meaning
The egg or young form of a louse or other parasitic insect.
Example
The teacher noticed nits in the child’s hair.
C2 adjective /ˈstraɪ.eɪ.tɪd/

striated

Meaning
marked with thin lines, grooves, or stripes
Example
The muscle fibers appeared striated under the microscope.
C2 adjective /ɪkˈsɛpʃənəbl/

exceptionable

Meaning
Open to objection; causing disapproval.
Example
His rude remarks were considered exceptionable by everyone present.
C2 noun /ˈækəlaɪt/

acolyte

Meaning
a follower or assistant, especially in a religious service or as a devoted supporter of a leader
Example
The senator arrived with a small group of acolytes who handled the press.
C2 noun /ʃɪˈkeɪnəri/

chicanery

Meaning
The use of trickery or deception to achieve a purpose.
Example
The politician was accused of chicanery to win the election.
C2 noun /ˈtændʒənsi/

tangency

Meaning
the condition of touching but not intersecting, especially in geometry
Example
The circle and the line are in a state of tangency at one point.
C2 noun /ˈeə.rəm/

Arum

Meaning
a plant with large arrow-shaped leaves and a white spathe, also known as taro
Example
Arum leaves are commonly used in Bengali cuisine for cooking.
C2 adjective /ɪkˈstɛnsəbl/

extensible

Meaning
able to be extended; capable of expansion.
Example
The software is designed to be extensible with new features.
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 verb /ˌmɪsæprɪˈhɛnd/

misapprehend

Meaning
to misunderstand or misinterpret something
Example
He misapprehended the teacher’s instructions and did the task incorrectly.
C2 verb /ˌmɛtəˈmɔrfoʊz/

metamorphose

Meaning
To change in form, structure, or substance; to transform completely.
Example
The caterpillar metamorphosed into a butterfly.
C2 noun /ˈwɪtlɪŋ/

witling

Meaning
a person who has little wit or pretends to be witty
Example
He acted like a witling among scholars.
C2 adjective /ˈpɛndjʊləs/

pendulous

Meaning
hanging down loosely; drooping
Example
The pendulous fruit weighed down the branch.
C2 adjective /ˈfɔːnɪŋ/

fawning

Meaning
displaying exaggerated flattery or affection
Example
Her fawning compliments made everyone uncomfortable.
C2 noun /prɔːŋ/

prong

Meaning
a projecting pointed part, such as one of the pointed ends of a fork
Example
The fork has four prongs.
C2 noun /juːˌtɪlɪˈtɛəriənɪzəm/

utilitarianism

Meaning
The ethical theory that actions are right if they are useful or for the benefit of the majority.
Example
Utilitarianism suggests that we should act to maximize overall happiness.
C2 noun /ɡriːn pəˈpaɪə/

Green Papaya

Meaning
unripe papaya fruit used as a vegetable in cooking, especially in Asian cuisine
Example
Green papaya salad is a popular dish in Thai cuisine.
C2 noun /əˈpɒfəsɪs/

apophasis

Meaning
A rhetorical device where the speaker brings up a subject by denying it or pretending to pass over it.
Example
The politician used apophasis by saying, 'I won’t even mention my opponent’s scandals.'
C2 noun /ˌvæs.ɪˈleɪ.ʃən/

Vacillation

Meaning
the inability to decide between different opinions or actions; indecision
Example
His constant vacillation between career choices frustrated his parents.
C2 noun kwɔːrk

quark

Meaning
A fundamental subatomic particle that combines to form protons and neutrons.
Example
Quarks form protons and neutrons.
C2 adjective /daɪˈɒsɪsən/

diocesan

Meaning
relating to a diocese or the district under the supervision of a bishop in the Christian Church
Example
The diocesan council met to discuss church affairs.
C2 noun /krəˈdjuːlɪti/

credulity

Meaning
A tendency to be too ready to believe that something is real or true.
Example
The scam succeeded because of the victim's credulity.
C2 noun /ˌtrænsfəˈriː/

transferee

Meaning
A person to whom a right, property, or responsibility is transferred.
Example
The transferee must sign the contract before taking ownership.
C2 noun /ɪnˈdɛntʃər/

indenture

Meaning
A formal legal agreement, contract, or document, often relating to work or service.
Example
In the 18th century, many workers came under indenture to work overseas.
C2 noun /fiːf/

fief

Meaning
an estate of land held under the feudal system; a domain or area of control
Example
The knight was granted a fief by the lord for his service.
C2 adjective /ˈruːmi/

rheumy

Meaning
Watery, especially referring to the eyes.
Example
His rheumy eyes showed signs of age and fatigue.
C2 noun /ˌiː.tiˈɒ.lə.dʒi/

etiology

Meaning
the cause or origin of a disease or condition
Example
Doctors are studying the etiology of the new virus.
C2 verb /ɡɜːrd/

gird

Meaning
to encircle with a belt or band; to prepare for action
Example
The knight girded his sword before battle.
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 /ˈdʒæɡ.ər.i/

Jaggary

Meaning
unrefined sugar made from sugarcane or palm sap; a traditional sweetener
Example
My grandmother uses jaggery instead of white sugar in her recipes.
C2 noun /ˈdiːɪst/

deist

Meaning
a person who believes in the existence of a supreme being but rejects organized religion
Example
The philosopher identified himself as a deist.