hydrostatics
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C2 noun /ˌhaɪdrəˈstætɪks/

hydrostatics

Meaning
The branch of science concerned with the mechanical properties of fluids at rest.
Example
Hydrostatics is essential in understanding how dams and reservoirs function.
C2 noun /ˈhæŋ.kər/

Hanker

Meaning
a feeling of yearning or craving; a strong desire for something
Example
After years abroad, she developed a deep hanker for her homeland's traditional cuisine.
C2 verb /ˈhʊdwɪŋk/

hoodwink

Meaning
To deceive or trick someone.
Example
The scammer hoodwinked many people with false promises.
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 /həˈbɪtʃuˌeɪt/

habituate

Meaning
to make someone accustomed to something
Example
The monks habituated themselves to meditation.
C2 noun /ˌhaɪdroʊməˈkænɪks/

hydromechanics

Meaning
The study of the mechanical properties and behavior of fluids in motion and at rest.
Example
Hydromechanics provides the foundation for naval architecture.
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 ˌhiː.məˈfɪl.i.ə

hemophilia

Meaning
A medical condition in which the ability of the blood to clot is severely reduced, causing the sufferer to bleed severely from even a slight injury.
Example
Hemophilia treatment benefits from genetic editing.
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 noun /hɜːrs/

Hearse

Meaning
a vehicle for conveying the coffin at a funeral; a funeral car
Example
The black hearse slowly made its way to the cemetery, followed by a procession of mourners.
C2 noun /hɔːɡ plʌm/

Hog plum

Meaning
tropical fruit with yellow skin and sour taste
Example
Hog plums are often used to make pickles and chutneys.
C2 verb /ˈhɛktər/

hector

Meaning
To talk to someone in a bullying or intimidating way.
Example
The manager hectored the staff into working overtime.
C2 noun /ˈhʌk.stər/

huckster

Meaning
A person who sells small items aggressively, often in a showy or dishonest way.
Example
The huckster loudly promoted his goods in the busy marketplace.
C2 noun /hɪˈdʒɛməni/ or /ˈhɛdʒəmoʊni/

hegemony

Meaning
leadership or dominance, especially by one state or group over others
Example
The empire maintained its hegemony over neighboring states.
C2 adjective /ˈhɜːrsuːt/

hirsute

Meaning
Having a lot of hair, especially in an unusual place.
Example
The hirsute man stood out in the crowd with his long beard.
C2 noun /ˈhɛklər/

heckler

Meaning
A person who interrupts a speaker with rude or aggressive comments.
Example
The politician remained calm despite the heckler shouting from the crowd.
C2 noun /ˈhɑːr.bɪn.dʒər/

Harbinger

Meaning
a person or thing that announces or signals the approach of another; a forerunner of something
Example
The first robin of spring is often considered a harbinger of warmer weather to come.
C2 verb /ˈhæri/

harry

Meaning
to constantly attack, harass, or annoy
Example
The army harried the enemy with sudden raids.
C2 verb /ˈhɛnˌpɛk/

henpeck

Meaning
To continually criticize, nag, or dominate (especially a husband).
Example
He felt henpecked by his overly controlling wife.
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.
C2 noun /ˌhaɪpəˈkɒndrɪæk/

hypochondriac

Meaning
a person who is excessively worried about having a serious illness
Example
She is a hypochondriac who visits the doctor every week.
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 /ˌhɜːrpəˈtɒlədʒɪst/

herpetologist

Meaning
A scientist who studies reptiles and amphibians.
Example
The herpetologist discovered a new species of frog in the rainforest.
C2 noun /ˈhaɪərəˌɡlɪf/

hieroglyph

Meaning
A picture or symbol used in ancient writing systems, especially Egyptian writing.
Example
The walls of the temple were covered in hieroglyphs.
C2 adjective /ˈhaɪdrəs/

hydrous

Meaning
Containing water, especially water of crystallization.
Example
The mineral is hydrous because it contains water molecules in its structure.
C2 adjective /həˈmɑː.lə.ɡəs/

homologous

Meaning
Having the same relation, relative position, or structure, especially due to evolutionary origin.
Example
The wings of bats and the arms of humans are homologous structures.
C2 noun /hʊˈzɑːr/

hussar

Meaning
a member of a light cavalry regiment in European armies, especially the Hungarian cavalry
Example
The hussar rode swiftly across the battlefield.
C2 noun /ˈhɒdʒ.pɒdʒ/

hodgepodge

Meaning
A confusing mixture of different things; a jumble.
Example
The essay was a hodgepodge of unrelated ideas.
C2 noun /haɪˈdrɒl.ɪ.sɪs/

hydrolysis

Meaning
A chemical process that breaks down compounds by adding water, splitting complex molecules into simpler forms.
Example
Hydrolysis breaks down complex molecules into simpler forms.
C2 adjective /heɪl/

hale

Meaning
strong and healthy, especially of an elderly person
Example
Despite his age, the man remained hale and active.
C2 adjective /həˈrɛtɪkəl/

heretical

Meaning
Relating to or characterized by departure from accepted beliefs or standards, especially in religion.
Example
The priest condemned the book as heretical.
C2 noun /ˈhæk.ni ˈkær.ɪdʒ/

Hackney carriage

Meaning
A taxi; a car licensed to carry passengers for hire
Example
I called a hackney carriage to get to the airport.
C2 adjective /ˌhɑːrdˈbɪtn̩/

hard-bitten

Meaning
tough and experienced, not easily affected by emotions or hardship
Example
The hard-bitten detective showed no sign of surprise at the crime scene.
C2 noun /ˈhɛdʒɪrə/ or /hɪˈdʒaɪrə/

hegira

Meaning
a journey, especially when undertaken to escape from a dangerous or undesirable situation
Example
The refugees began their hegira across the desert.
C2 noun /ˈhɪlək/

hillock

Meaning
A small hill or mound.
Example
The children climbed up the grassy hillock to watch the sunset.
C2 noun /ˈheɪ.deɪ/

Hey day

Meaning
the period of a person's or thing's greatest success, popularity, or vigor; prime time
Example
During her heyday as a singer, she performed in sold-out concerts around the world.
C2 verb /ˈhæroʊ/

harrow

Meaning
to cause distress or torment; also to break up and smooth soil with a farm tool
Example
The tragic news harrowed the entire family.
C2 adjective /ˈhaɪndmoʊst/

hindmost

Meaning
Farthest back; last in position.
Example
The hindmost car in the convoy broke down first.
C2 noun /ˈhɛptəˌɡɒn/

heptagon

Meaning
A polygon with seven sides and seven angles.
Example
The math teacher drew a heptagon on the board.
C2 noun /hɒtʃ pɒtʃ/

Hotch potch

Meaning
A mixed dish; a hodgepodge of ingredients cooked together
Example
She made a delicious hotch potch with rice, lentils, and vegetables.
C2 adjective /ˌhæfˈhɑːr.tɪd/

halfhearted

Meaning
lacking enthusiasm or determination; unenthusiastic
Example
His halfhearted attempt to study did not bring good results.
C2 noun /ˈhɔːzər/

hawser

Meaning
A thick rope or cable used in mooring or towing a ship.
Example
The sailors secured the ship to the dock with a heavy hawser.
C2 verb /hjuː/

hew

Meaning
To chop or cut something, especially wood or stone, with a tool.
Example
The workers hewed logs to build the cabin.
C2 verb /ˈhɑːbəl/

hobble

Meaning
to walk awkwardly with difficulty, usually due to injury
Example
He hobbled across the room after twisting his ankle.
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 /ˈhɔːrtətɪv/

hortative

Meaning
Giving strong encouragement or urging.
Example
The teacher gave a hortative speech to motivate the students before the exam.
C2 verb /ˈhɑːrpɪŋ/

harping

Meaning
continuously talking or complaining about something in a tiresome way
Example
She kept harping on about the mistakes I made.
C2 noun /ˈhɔːθɔːrn/

hawthorn

Meaning
A thorny shrub or small tree with white or pink flowers, often used for hedges.
Example
The garden was lined with blooming hawthorn bushes.
C2 adjective /ˌhaɪpərˈbɔːriən/

hyperborean

Meaning
Relating to the extreme north; very cold or frigid.
Example
The explorers prepared for the hyperborean climate of the Arctic.
C2 noun /oʊˈtɜːr/

hauteur

Meaning
disdainful pride; arrogance
Example
His hauteur made it difficult for others to approach him.
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 /ˌhɜːrkjʊˈliːən/

herculean

Meaning
Requiring great strength or effort; very difficult to perform.
Example
It was a herculean task to rebuild the city after the disaster.
C2 verb /ˈhæloʊ/

hallow

Meaning
to honor as holy; to make sacred or greatly respected
Example
The ancient temple was hallowed by centuries of worship.
C2 noun /ˈhæknɪ/

hackney

Meaning
a horse kept for ordinary riding or hire; also used for something overused or trite
Example
The old hackney was still pulling the carriage.
C2 verb /həˈræŋ/

harangue

Meaning
to deliver a long, passionate, and often angry speech
Example
The politician harangued the crowd for over an hour.
C2 noun /ˈhɔɪdən/

hoyden

Meaning
a boisterous or tomboyish girl
Example
The hoyden preferred climbing trees to playing with dolls.
C2 noun /ˈhænd ˌrɪŋɪŋ/

hand-wringing

Meaning
excessive worry or concern expressed in a visible or dramatic way.
Example
There was much hand-wringing over the political crisis.
C2 noun /ˈhɑːdɪhʊd/

hardihood

Meaning
Courage, boldness, or daring behavior; also physical robustness.
Example
The mountaineer's hardihood impressed the entire team.
C2 noun /ˈhʌmbʌɡ/

humbug

Meaning
Deceptive or false talk or behavior; nonsense.
Example
He dismissed the idea as humbug.
C2 noun /ˈhɪl.sə fɪʃ/

Hilsa fish

Meaning
a popular fish species found in South Asian rivers, especially prized in Bengali cuisine
Example
Hilsa fish is considered a delicacy in Bengali culture.
C2 adjective /ˌhɛtərəʊˈmɔːrfɪk/

heteromorphic

Meaning
Having different forms or shapes, especially in the same species or organism.
Example
Butterflies are heteromorphic during their life cycle, changing forms from larva to adult.
C2 verb /haɪ/

hie

Meaning
to go quickly; hasten
Example
He hied to the station to catch the train.
C2 noun /ˌhæŋ.ər ˈɒn/

hanger-on

Meaning
a person who spends time with a powerful or famous person to gain benefits.
Example
The celebrity was always surrounded by hangers-on.
C2 noun /ˈhɛksəˌpɒd/

hexapod

Meaning
An insect or other organism with six legs.
Example
The scientist observed a hexapod crawling on the leaf.
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 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 /ˈhaɪdrə/

hydra

Meaning
a many-headed serpent in Greek mythology; a problem that seems to grow worse when attempts are made to solve it
Example
Corruption is like a hydra, hard to defeat completely.
C2 noun /ˈhen.ə/

Henna

Meaning
a reddish-brown dye made from the powdered leaves of a tropical shrub, used to color hair and decorate skin
Example
The bride's hands were beautifully decorated with intricate henna patterns for her wedding ceremony.
C2 adjective/noun /haɪˈbɜːrniən/

hibernian

Meaning
Relating to Ireland or the Irish.
Example
He enjoyed reading about Hibernian culture and history.
C2 noun /ˌhaɪdroʊˈfoʊbiə/

hydrophobia

Meaning
Extreme or irrational fear of water; historically, another name for rabies.
Example
After being bitten by a stray dog, the man was treated for hydrophobia.
C2 adjective /ˈhiːðənɪʃ/

heathenish

Meaning
Lacking culture or religion; barbaric or uncivilized.
Example
They considered the ancient tribe’s rituals heathenish.
C2 noun /ˈhoʊʒəri/

hosiery

Meaning
Stockings, socks, and other knitted clothing for the legs and feet.
Example
She bought new hosiery for the winter season.
C2 adjective /ˌhaɪpəˈdɜːrmɪk/

hypodermic

Meaning
relating to the region immediately beneath the skin; also refers to a type of needle or syringe used to inject drugs beneath the skin.
Example
The doctor used a hypodermic needle to administer the vaccine.
C2 adjective /hɪk/

Hick

Meaning
unsophisticated person from a rural area; country bumpkin
Example
He had a hick accent from growing up in a small town.
C2 noun /ˈhaʊsˌbreɪkɪŋ/

housebreaking

Meaning
the crime of breaking into a house with intent to steal
Example
The thief was arrested for housebreaking.
C2 noun /hɜːrˈbɛəriəm/

herbarium

Meaning
A collection of preserved plant specimens and associated data used for scientific study.
Example
The university maintains a large herbarium for research and education.
C2 noun /haɪnd/

Hind

Meaning
a female deer, especially a red deer
Example
The hind protected her fawn from predators.
C2 noun ˈhɑːrbərɪdʒ

harborage

Meaning
A place of shelter or refuge for pests or animals.
Example
Pests need a harborage site to survive and breed.
C2 noun /ˈhækəlz/

hackles

Meaning
the hairs on the back of an animal’s neck that rise when it is angry or alarmed; figuratively, feelings of anger or resentment
Example
His rude comment raised my hackles.
C2 noun /hæp/

hap

Meaning
luck, fortune, or chance occurrence
Example
By sheer hap, he discovered the old letter hidden in the drawer.
C2 noun /ˈhaɪərlɪŋ/

hireling

Meaning
A person who works for payment only, often with little loyalty or principle.
Example
The mercenary was dismissed as just a hireling with no real loyalty.
C2 noun /ˈhɑː.mə.li/

Homily

Meaning
a religious discourse delivered as part of a church service; a tedious moralizing lecture
Example
The priest delivered an inspiring homily about compassion and forgiveness during Sunday service.
C2 noun /ˈhʌvəl/

hovel

Meaning
a small, poorly built, and dirty house
Example
The refugees lived in a makeshift hovel.
C2 noun /ˈhelmz.mən/

Helmsman

Meaning
a person who steers a ship or boat; the person at the helm of a vessel
Example
The experienced helmsman skillfully guided the yacht through the narrow channel during the storm.
C2 noun /ˈhɜːrmɪtɪdʒ/

hermitage

Meaning
A secluded residence or retreat, often for a hermit or religious recluse.
Example
The monk spent years in a hermitage deep in the forest.
C2 adjective /haɪˈbɜːrnəl/

hibernal

Meaning
Relating to or occurring in winter.
Example
The hibernal season is often harsh in the mountains.
C2 adjective /ˈhæl.si.ən/

halcyon

Meaning
calm, peaceful, and happy; denoting a period of time in the past that was idyllically happy and peaceful
Example
She often reminisces about the halcyon days of her childhood.
C2 noun /ˈhɒthɛd/

hothead

Meaning
a person who acts quickly and without thinking when angry
Example
He is such a hothead that he often starts arguments.
C2 adverb /hərˈmɛtɪkli/

hermetically

Meaning
In a way that is completely airtight or sealed off.
Example
The jars were hermetically sealed to preserve freshness.
C2 adjective /ˈhæriːd/

harried

Meaning
feeling strained or stressed due to being overworked or constantly bothered
Example
The harried teacher struggled to calm the noisy classroom.
C2 adjective /ˌhæɡ.i.əˈɡræf.ɪk/

hagiographic

Meaning
Excessively flattering or idealized, often in a biography or portrayal of someone.
Example
The documentary was criticized for its hagiographic portrayal of the leader.
C2 noun /ˈhɛfər/

heifer

Meaning
a young cow that has not borne a calf
Example
The farmer raised a heifer for dairy production.
C2 noun /ˈhɒɡz.hɛd/

hogshead

Meaning
A large cask or barrel, traditionally used for storing liquids like wine or beer.
Example
The cellar was filled with hogsheads of ale.
C2 adjective /ˈhaɪˌbraʊ/

highbrow

Meaning
intellectually superior or cultured; often describing art, literature, or activities appealing to intellectual tastes
Example
The museum is known for its highbrow exhibitions.
C2 adjective /hɛkˈsæŋɡjələr/

hexangular

Meaning
Having six angles or corners.
Example
The artist designed a hexangular frame for the mirror.
C2 noun /ˈhɛptɑːrki/

heptarchy

Meaning
A group of seven rulers or governments, especially the seven Anglo-Saxon kingdoms in early England.
Example
The history book described the heptarchy of Anglo-Saxon England.
C2 verb /həˈmɑː.dʒə.naɪz/

homogenize

Meaning
To make uniform or similar by blending or mixing different elements.
Example
The company tried to homogenize its products across global markets.
C2 noun /ˌɒnəˈreəriəm/

honorarium

Meaning
A payment given for professional services that are rendered without a fee.
Example
The guest lecturer received an honorarium for her talk.
C2 adjective /hɜːrˈbeɪʃəs/

herbaceous

Meaning
Relating to or resembling herbs; plants with soft, non-woody stems.
Example
The garden was filled with herbaceous plants that thrived in the summer.
C2 verb (past tense, past participle), adjective /ˈhæmstrʌŋ/

hamstrung

Meaning
crippled or severely restricted in movement or progress.
Example
The team was hamstrung by lack of resources.
C2 adjective /ˌhaɪpərˈkrɪtɪkl/

hypercritical

Meaning
Excessively or unreasonably critical.
Example
The teacher was often hypercritical of small mistakes.
C2 adjective /ˈhæŋ.dɔːɡ/

hangdog

Meaning
looking or feeling ashamed, guilty, or defeated.
Example
He gave me a hangdog look after being caught lying.
C2 noun, verb /ˈhæmstrɪŋ/

hamstring

Meaning
a tendon at the back of the thigh; as a verb, to cripple or severely restrict the effectiveness of someone or something.
Example
Budget cuts hamstrung the organization’s plans.
C2 noun /haɪˈdrɒmɪtər/

hydrometer

Meaning
An instrument used to measure the density or specific gravity of liquids.
Example
The brewer used a hydrometer to test the sugar content of the solution.
C2 noun /ˈhæbɪtjuːd/

habitude

Meaning
a customary condition or mode of life; habitual practice
Example
He lived in a quiet habitude, avoiding the noise of the city.
C2 noun /ˈhɑːstəlri/

hostelry

Meaning
An inn or lodging place, especially one for travelers.
Example
They stayed at a small hostelry near the mountains.
C2 adjective /ˈhɔːri/

hoary

Meaning
gray or white with age; very old and respected
Example
The hoary oak tree stood as a witness to centuries of history.
C2 verb /ˈhɑːrtən/

hearten

Meaning
To give courage, confidence, or hope.
Example
The teacher’s encouragement heartened the students.
C2 adjective /ˈhed.i/

Heady

Meaning
having a strong or exhilarating effect; intoxicating; exciting
Example
The heady perfume of jasmine filled the garden.
C2 noun /ˈhæŋ.kər.ɪŋ/

hankering

Meaning
a strong desire or craving for something.
Example
She had a hankering for chocolate late at night.
C2 noun /ˌhæŋ.ki ˈpæŋ.ki/

Hanky-Panky

Meaning
dishonest or suspicious activity; unethical behavior; trickery or deception
Example
The audit revealed some hanky-panky in the company's financial records.
C2 noun /ˈhʌstɪŋz/

hustings

Meaning
the political campaigning and speeches before an election
Example
The candidate gained popularity during the hustings.
C2 noun /ˈhjuːməs/

humus

Meaning
The dark, organic material in soil formed from decayed plants and animals.
Example
The gardener enriched the soil with humus to improve plant growth.
C2 adjective /ˌhaɪ ˈfloʊn/

high-flown

Meaning
Using fancy or pretentious language; lofty in style but often overblown.
Example
The politician gave a high-flown speech full of promises.
C2 adjective /ˌhɪstriˈɒnɪk/

histrionic

Meaning
Overly dramatic or theatrical in behavior or style.
Example
Her histrionic reaction to the small problem surprised everyone.
C2 noun /ˈhæbɪtənt/

habitant

Meaning
An inhabitant; a person or animal that lives in a particular place.
Example
The habitants of the village were friendly and welcoming.
C2 adjective /hərˈmɛtɪk/

hermetic

Meaning
Completely sealed, especially so that no air can enter or escape.
Example
The medicine was kept in a hermetic container.
C2 noun /hɪˈlærɪti/

hilarity

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

Hag

Meaning
an ugly old woman, especially a vicious or malicious one; a witch
Example
In the fairy tale, the wicked hag lived alone in a cottage deep in the forest.
C2 adjective /ˈhʌmdrʌm/

humdrum

Meaning
Lacking excitement or variety; dull and monotonous.
Example
She grew tired of the humdrum routine of office life.
C2 noun /ˈhɔːrs.liːt͡ʃ/

Horse-leach

Meaning
a large species of leech that was traditionally used in veterinary medicine
Example
The veterinarian explained that horse-leach was once commonly used to treat horses.