effervescence
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C2 noun /ˌɛfəˈvɛsəns/

effervescence

Meaning
The release of gas bubbles; vivacity or high-spiritedness.
Example
Her effervescence made her the life of the party.
C2 adjective /ˈeksɪkrəbl/

execrable

Meaning
Extremely bad or unpleasant.
Example
The movie was so execrable that many people left the theater early.
C2 adjective /ˌprɒvɪˈdɛnʃəl/

providential

Meaning
occurring at a favorable or opportune time, as if guided by divine intervention
Example
Their timely rescue was considered providential.
C2 noun /koʊˈkɛt/

coquette

Meaning
a woman who flirts lightheartedly
Example
She was a coquette, always charming everyone at the party.
C2 noun /ˈɪrɪtənsi/

irritancy

Meaning
the quality or state of causing irritation; legal or formal invalidation
Example
The constant noise became an irritancy to the neighbors.
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.
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 adjective /prəˈpʌlsɪv/

propulsive

Meaning
Having the power to drive or push something forward.
Example
The propulsive force of the rocket lifted it off the ground.
C2 noun /ˈhɔːtɪnəs/

haughtiness

Meaning
The appearance or quality of being arrogantly superior and disdainful.
Example
His haughtiness made him unpopular among his peers.
C2 noun /kəˈbɑl/

Cabal

Meaning
a secret political clique or faction
Example
The journalists exposed a cabal of corrupt politicians working together.
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 /ˈdɛkəˌɡræm/

decagram

Meaning
A metric unit of mass equal to ten grams.
Example
The package weighed exactly one decagram.
C2 adjective /ɔːˈɡʌst/

august

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

risible

Meaning
so absurd or ridiculous that it deserves to be laughed at
Example
The idea of flying pigs is completely risible.
C2 noun /ˈdʒɒs.stɪk/

Joss-stick

Meaning
a thin stick of incense that is burned for its pleasant smell, especially in religious ceremonies
Example
She lit a joss-stick in the temple during her prayers.
C2 verb /ˈtɪtər/

titter

Meaning
to laugh in a quiet, nervous, or restrained way
Example
The students began to titter when the projector froze.
C2 noun /ˈkɪldʒɔɪ/

killjoy

Meaning
a person who spoils the fun or enjoyment of others
Example
Don’t be a killjoy at the party.
C2 noun (plural) /ˈɔːspɪsɪz/

auspices

Meaning
Patronage, support, or guidance, often used in the phrase 'under the auspices of'.
Example
The conference was held under the auspices of the United Nations.
C2 verb /næʃ/

gnash

Meaning
to grind or strike the teeth together, often in anger or frustration
Example
He began to gnash his teeth in rage.
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 adjective /ʌnˈælɔɪd/

unalloyed

Meaning
Pure, complete, and not mixed with anything else.
Example
She felt unalloyed joy at the news of her success.
C2 noun /ˈlɑːrsəni/

larceny

Meaning
The unlawful taking of personal property with intent to deprive the rightful owner of it.
Example
He was arrested for committing larceny at the store.
C2 noun /ɪmp/

imp

Meaning
a small mischievous devil or sprite; a playful troublemaker
Example
The child was acting like a little imp, hiding his toys everywhere.
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 /prɪˈsɛnʃənt/

presentient

Meaning
Having a feeling or sense of something about to happen; predictive.
Example
She was presentient of the coming disaster.
C2 adjective /ˌfæntæzməˈɡɒrɪkəl/

phantasmagorical

Meaning
Having a fantastic, dreamlike, or surreal appearance, often shifting or illusory.
Example
The movie created a phantasmagorical vision of another world.
C2 adjective /mæɡˈnɪləkwənt/

magniloquent

Meaning
using high-flown or pompous language
Example
The politician’s magniloquent speech impressed the crowd.
C2 noun /ˈbækənæl/

bacchanal

Meaning
A noisy party involving drinking and revelry.
Example
The festival turned into a wild bacchanal by midnight.
C2 verb /ˈlɛvɪteɪt/

levitate

Meaning
to rise or float in the air, usually without visible support.
Example
The magician made the table levitate during the show.
C2 adjective /ˈpʌkɪʃ/

puckish

Meaning
playfully mischievous
Example
The child gave a puckish grin before hiding the toy.
C2 verb /ʌpˈbreɪd/

upbraid

Meaning
To scold or criticize someone harshly.
Example
The teacher upbraided the student for being late again.
C2 noun ˌiːkwəˈnɪməti

equanimity

Meaning
Mental calmness, composure, and evenness of temper, especially in a difficult situation.
Example
She handled the news with remarkable equanimity.
C2 verb /ˈmɒlikɒdl/

mollycoddle

Meaning
To treat someone in an overprotective and indulgent way.
Example
Parents should avoid mollycoddling their children too much.
C2 noun /kwɪˈɛsəns/

quiescence

Meaning
A state of quietness, inactivity, or dormancy.
Example
The volcano has been in a state of quiescence for decades.
C2 noun /ˈskɔːrpiən fɪʃ/

Scorpion fish

Meaning
a type of fish with venomous spines that belongs to the family Scorpaenidae
Example
The scorpion fish has dangerous spines that can inject venom.
C2 verb /fɪˈlɪsɪˌteɪt/

felicitate

Meaning
to congratulate; to express good wishes
Example
We felicitated the graduating students at the ceremony.
C2 verb /ˌæd ˈlɪb/

ad-lib

Meaning
to speak or perform without preparation; to improvise
Example
The comedian ad-libbed a joke when the microphone failed.
C2 noun kənˌsep.tʃu.ə.laɪˈzeɪ.ʃən

conceptualization

Meaning
The process of forming a concept or idea; the process of developing something in the mind.
Example
The conceptualization of renewable cities is groundbreaking.
C2 noun/adjective /rɪˈmɒnstrənt/

remonstrant

Meaning
A person who makes a forceful protest (noun); protesting or objecting (adjective).
Example
He was a remonstrant voice in the assembly.
C2 verb /ˈstjuːpɪˌfaɪ/

stupefy

Meaning
to make someone unable to think clearly, usually because of surprise or shock
Example
The magician's tricks stupefied the audience.
C2 adjective /æbˈhɔːr.ənt/

Abhorrent

Meaning
extremely unpleasant and causing disgust; detestable
Example
The idea of animal cruelty is abhorrent to most people.
C2 adjective /ˈdʒen.ɪ.tɪv/

genitive

Meaning
relating to or denoting a case of nouns and pronouns indicating possession
Example
In English, the genitive case is often shown with an apostrophe and 's'.
C2 noun /mɪf/

miff

Meaning
A petty quarrel or annoyance.
Example
They had a slight miff over the seating arrangement.
C2 conjunction /ˌɪnəzˈmʌtʃ æz/

inasmuch-as

Meaning
Because; since.
Example
He cannot attend, inasmuch as he is unwell.
C2 verb /stɑːntʃ/

stanch

Meaning
to stop the flow of blood or liquid from a wound or source
Example
The nurse quickly stanched the bleeding from the cut.
C2 noun /ˌhaɪpəkəˈnektɪvɪti/

hyperconnectivity

Meaning
The state of being extensively connected to other people, places, information, etc., through digital technology.
Example
Hyperconnectivity has changed the dynamics of human interaction.
C2 noun /æmˈbroʊʒə/

ambrosia

Meaning
The food of the gods in classical mythology; something extremely pleasing to taste or smell.
Example
The dessert was so delicious that it tasted like ambrosia.
C2 adjective /prəˈvaɪzəri/

provisory

Meaning
conditional; depending on certain terms being met
Example
The arrangement was only provisory until the final contract was signed.
C2 noun /sɛkˈstɛt/

sextet

Meaning
a group of six people playing music or a piece written for six performers
Example
The jazz sextet filled the small club with a warm, layered sound.
C2 adjective /ˌmæləˈdrɔɪt/

maladroit

Meaning
clumsy or awkward in movement or behavior
Example
His maladroit attempt at fixing the chair made it worse.
C2 noun /pərˈsɪpiəns/

percipience

Meaning
The ability to perceive, understand, or notice things quickly.
Example
His percipience in reading people made him a great negotiator.
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.
C2 verb /ˈnuːkliˌeɪt/

nucleate

Meaning
to form into a nucleus or bring together into a central part
Example
The droplets began to nucleate around tiny particles in the air.
C2 noun /noʊl koʊl/

Knol khol

Meaning
round bulbous vegetable from cabbage family with pale green color and mild taste
Example
Knol khol can be eaten raw in salads or cooked in curries.
C2 adjective /ˈlæk.ti.əl/

lacteal

Meaning
Relating to or resembling milk; conveying chyle or milky fluid.
Example
The lacteal vessels in the small intestine absorb dietary fats.
C2 verb /fɔːrˈfɛnd/

forfend

Meaning
to protect or defend against something undesirable; to prevent
Example
May good fortune forfend any danger from our journey.
C2 adjective /ˌɪnkəmˈprɛsəbl/

incompressible

Meaning
Not able to be pressed or squeezed into a smaller space.
Example
Liquids are generally considered incompressible.
C2 noun /ˈfʌŋkʃəˌnɛri/

functionary

Meaning
a person who has official duties in an organization, especially one with little authority
Example
The minor functionary was responsible for filing reports.
C2 adjective /svelt/

svelte

Meaning
Attractively thin, graceful, and elegant in appearance or movement.
Example
She looked svelte in the elegant black dress.
C2 noun /ˌmɛtəˈfɪzɪks/

metaphysics

Meaning
The branch of philosophy that deals with the fundamental nature of reality, existence, and the relationship between mind and matter.
Example
She studied metaphysics to understand the principles of existence beyond physical science.
C2 adjective /ˈkælkjʊləbl/

calculable

Meaning
Capable of being calculated, estimated, or measured.
Example
The risk involved in the project is calculable.
C2 verb /preɪt/

prate

Meaning
to talk foolishly or at tedious length about something
Example
He would prate endlessly about his minor achievements.
C2 noun /ˈfæn.feər/

fanfare

Meaning
a short ceremonial tune or display of publicity to attract attention
Example
The new product was launched with much fanfare.
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 /ˈɛmɪt/

emmet

Meaning
an ant; a small insect
Example
The emmet carried food to its nest.
C2 adjective /ˈstɪdʒiən/

stygian

Meaning
extremely dark, gloomy, or forbidding
Example
They walked through the stygian cave with torches.
C2 noun /nɑnˈen.tə.ti/

Nonentity

Meaning
a person of no importance or influence; something that does not exist
Example
He felt like a nonentity in the large corporation.
C2 adjective /ˈfraɪəbl/

friable

Meaning
Easily crumbled or reduced to powder.
Example
The old brick wall was friable and broke apart at a touch.
C2 noun /ˈluː.mən/

lumen

Meaning
A unit of luminous flux, measuring the amount of visible light emitted by a source.
Example
The bulb produces 800 lumens of light.
C2 noun /ˈbɪɡ.ə.mi/

bigamy

Meaning
The act of marrying one person while still legally married to another.
Example
He was charged with bigamy after his second marriage was discovered.
C2 adjective /ænˈdrɒdʒɪnəs/

androgynous

Meaning
Having both male and female characteristics; not clearly masculine or feminine.
Example
The fashion show featured models with an androgynous look.
C2 adjective /ˈfɪnɪki/

finicky

Meaning
difficult to please; very particular about details
Example
He is so finicky about his food that he only eats organic vegetables.
C2 noun /ˈmeɪleɪ/

melee

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

gainsay

Meaning
To deny, contradict, or speak against.
Example
No one could gainsay the evidence presented in court.
C2 adjective /ˈnjuːmɪnəs/

numinous

Meaning
having a strong spiritual or mysterious quality
Example
The temple had a numinous atmosphere that inspired awe.
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 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 /juːˈkeɪs/

ukase

Meaning
An authoritative decree or order, especially one issued by a sovereign or government.
Example
The czar issued a ukase restricting the freedom of the press.
C2 noun /ˈhaʊsˌbreɪkɪŋ/

housebreaking

Meaning
the crime of breaking into a house with intent to steal
Example
The thief was arrested for housebreaking.
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 adjective /ˈbeɪnfəl/

baneful

Meaning
Causing harm, ruin, or destruction; deadly or poisonous.
Example
His baneful influence ruined the community.
C2 verb /ˌfɔːrɔːrˈdeɪn/

foreordain

Meaning
to determine or decree something in advance; to predestine
Example
Some believe that our lives are foreordained by fate.
C2 noun /ˈtʃaɪ.nə bɑːks/

China box

Meaning
a small evergreen shrub with tiny white fragrant flowers
Example
The China box plant produced clusters of small white flowers.
C2 noun /ˈsɪʒ.ən/

scission

Meaning
the act of cutting or dividing something
Example
The political party suffered a scission over ideological disputes.
C2 noun /ˌsɪmjʊˈleɪkrəm/

simulacrum

Meaning
an image or representation of someone or something; a superficial likeness
Example
The statue was only a simulacrum of the ancient god.
C2 noun /ˈbʌt.ər fɪʃ/

Butter-fish

Meaning
a small, smooth-skinned marine fish
Example
The butter-fish is popular in Bengali cuisine.
C2 noun /rɪˈvaɪlər/

reviler

Meaning
a person who criticizes or insults others abusively
Example
He was known as a reviler of all who opposed him.
C2 adjective /ˌɪnkəmˈbʌstəbl/

incombustible

Meaning
Not capable of catching fire or burning.
Example
This material is incombustible and safe for construction.
C2 noun /ˈsʌfrədʒɪst/

suffragist

Meaning
a person advocating the extension of suffrage, especially to women
Example
The suffragists organized rallies to demand voting rights for women.
C2 noun /kəˈnaɪ.vəns/

connivance

Meaning
the act of secretly allowing or being involved in wrongdoing
Example
The theft happened with the connivance of the security guard.
C2 adjective /ˌsuːpərˈæn.ju.eɪ.tɪd/

superannuated

Meaning
old and no longer useful or valid; retired due to age
Example
The factory was filled with superannuated machines that slowed production.
C2 noun /fɪˈlɒl.ə.dʒi/

philology

Meaning
the study of language in written historical sources; linguistics
Example
She devoted her career to philology, researching ancient manuscripts.
C2 adjective /ˈrɛpərəbəl/

reparable

Meaning
able to be repaired or fixed
Example
The damage to the car was serious but still reparable.
C2 verb /əˈbæʃ/

abash

Meaning
to make someone feel embarrassed or ashamed
Example
Her sudden question seemed to abash him.
C2 noun /ˈæk.rɪ.moʊ.ni/

acrimony

Meaning
Bitterness and anger, especially in speech or behavior.
Example
The divorce was filled with acrimony and disputes.
C2 noun /ˌpraɪmoʊˈdʒɛnɪtʃər/

primogeniture

Meaning
The right of the firstborn child to inherit the family estate or title.
Example
Under primogeniture, the eldest son inherited the entire estate.
C2 adjective /ɪmˈpɛn.ɪ.tənt/

impenitent

Meaning
Not feeling regret or shame about one's actions.
Example
The criminal remained impenitent after the trial.
C2 adjective fəˈleɪ.ʃəs

fallacious

Meaning
Based on false reasoning or misleading arguments.
Example
His argument was based on fallacious reasoning.
C2 noun /ˌdaɪvəˈɡeɪʃən/

divagation

Meaning
digression; wandering from a path or subject
Example
His lecture was full of divagation, making it hard to follow the main point.
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.
C2 noun /ˈkɒn.kɔːd/

concord

Meaning
Agreement or harmony between people or groups.
Example
The leaders worked towards international concord.
C2 noun /ˈlɒkətɪv/

locative

Meaning
a grammatical case indicating location or place
Example
In Latin, the locative case is used to indicate location.
C2 verb /ˈmɪlɪˌteɪt/

militate

Meaning
to have a strong effect against something; to work as a powerful factor in preventing or influencing an outcome
Example
His lack of experience will militate against his promotion.
C2 adjective /ˈpliːnəri/

plenary

Meaning
complete in every way; fully attended or absolute
Example
The committee held a plenary session to discuss all matters of importance.
C2 verb /ˈtʃeɪ.sən/

chasten

Meaning
to correct or discipline; to humble or subdue
Example
The coach chastened the team after their poor performance.
C2 verb, noun /ˈɡoʊld.brɪk/

goldbrick

Meaning
to avoid work or duty; a person who shirks responsibility
Example
He was accused of goldbricking while the rest of the team worked hard.
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 verb /ˈbeɪɪŋ/

baying

Meaning
making a loud, prolonged barking or howling sound, especially of dogs
Example
The baying of the hounds echoed through the forest.
C2 adjective /ɪnˈkɒntɪnənt/

incontinent

Meaning
lacking control over urination or defecation; lacking self-restraint
Example
The patient was incontinent after surgery.
C2 adjective /ˌæntɪdəˈluːviən/

antediluvian

Meaning
extremely old-fashioned; belonging to the time before the biblical flood
Example
His views on women are positively antediluvian.
C2 noun /ˌæntɪˈtɒksɪn/

antitoxin

Meaning
A substance that neutralizes a specific toxin in the body.
Example
The doctor administered an antitoxin to counter the snake venom.
C2 noun /ˈtɒksɪn/

tocsin

Meaning
an alarm bell or signal; a warning that something bad is about to happen
Example
The data breach sounded a tocsin for stricter security.
C2 noun /ˌæv.oʊˈkeɪ.ʃən/

avocation

Meaning
a hobby or minor occupation pursued in addition to one's main work
Example
Painting is his avocation after office hours.
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 /ˈdʌlərd/

dullard

Meaning
a slow or stupid person
Example
He was considered a dullard by his classmates.
C2 adjective /ɛkˈstrɪnzɪk/

extrinsic

Meaning
Not part of the essential nature of someone or something; coming from outside.
Example
His motivation was largely extrinsic, driven by rewards and recognition.
C2 noun /ˈɡlæsi fɪʃ/

Glassy fish

Meaning
a transparent freshwater fish with a glassy appearance, popular in aquariums
Example
The glassy fish is known for its transparent body and peaceful nature.
C2 noun /nuːt/

Newt

Meaning
a small amphibian with a long tail that lives both in water and on land
Example
The newt swam gracefully in the pond.
C2 noun /pəˈtruːn/

poltroon

Meaning
a cowardly person
Example
He acted like a poltroon during the crisis.
C2 adjective /səˈpʌlkrəl/

sepulchral

Meaning
Relating to a tomb or burial; gloomy, dismal.
Example
The abandoned house had a sepulchral silence about it.
C2 adjective /ˈbɪloʊɪŋ/

billowing

Meaning
Describing something that swells or surges outward in waves or large masses.
Example
She walked through the billowing curtains.