hydromechanics
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C2 noun /ˌhaɪdroʊməˈkænɪks/

hydromechanics

ハイドロメカニクス
Meaning
The study of the mechanical properties and behavior of fluids in motion and at rest.
Example
Hydromechanics provides the foundation for naval architecture.
ハイドロメカニクスは船舶建造の基盤を提供します。
B1 noun /ˈhændˌraɪ.tɪŋ/

handwriting

手書き
Meaning
the style or manner of writing by hand.
Example
Her handwriting is very neat and easy to read.
彼女の手書きはとてもきれいで読みやすいです。
B2 noun /ˈhændlɪŋ/

handling

取り扱い
Meaning
the act of managing or dealing with something or someone
Example
His handling of the situation was impressive.
その状況の取り扱いは印象的でした。
C2 adjective /ˈhaɪdrəs/

hydrous

含水
Meaning
Containing water, especially water of crystallization.
Example
The mineral is hydrous because it contains water molecules in its structure.
その鉱物は水分を含んでいるため、構造内に水分子を含んでいます。
C2 noun /ˈhɛptɑːrki/

heptarchy

七王国連邦
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.
歴史書はアングロサクソンのイングランドのヘプターキーを説明していました。
C1 noun /ˈherən/

Heron

サギ
Meaning
large wading bird with long legs and neck that feeds on fish
Example
The heron stood motionless by the water's edge, waiting for fish.
サギは水辺でじっとして、魚を待っていました。
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.
B2 noun /hʊd/

Hood

フッド
Meaning
the expandable neck region of certain snakes like cobras; a covering for the head
Example
The cobra spread its hood when it felt threatened.
コブラは脅威を感じるとフッドを広げました。
A2 verb /hɪt/

hit

打つ
Meaning
to strike; to reach a target
Example
He hit the ball with the bat.
彼はバットでボールを打った。
C1 verb /hiːd/

heed

注意を払う
Meaning
to pay attention to; to take notice of
Example
You should heed the teacher's advice.
あなたは先生のアドバイスに耳を傾けるべきです。
C2 noun /ˈhʌmbʌɡ/

humbug

詐欺, くだらないこと
Meaning
Deceptive or false talk or behavior; nonsense.
Example
He dismissed the idea as humbug.
彼はその考えをくだらないことだとして退けた。
C2 noun /ˌhaɪpəkəˈnektɪvɪti/

hyperconnectivity

ハイパー接続性
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.
ハイパー接続性は人間の相互作用のダイナミクスを変えました。
A1 noun, adjective /hæf/

half

半分
Meaning
one of two equal parts of something
Example
He ate half of the cake.
彼はケーキの半分を食べました。
B2 adjective /ˈhelp.ləs/

Helpless

無力; 助けがない; 脆弱
Meaning
unable to defend oneself or act without help; powerless; vulnerable
Example
The child felt helpless when lost in the crowded market.
その子供は混雑した市場で迷子になったとき、無力だと感じた。
C1 noun /hɪˈpɑː.krə.si/

Hypocrisy

偽善
Meaning
the practice of claiming to have moral standards that one does not actually possess; insincerity
Example
His hypocrisy was exposed when he criticized others for the same mistakes he had made.
彼が自分の犯した同じ過ちを他人を非難したとき、偽善が露呈した。
C1 adjective /ˈhɪd.i.əs/

Hideous

ひどい; 醜い; 恐ろしい
Meaning
extremely ugly or unpleasant; causing shock or disgust
Example
The monster in the movie had a hideous appearance.
映画のモンスターはひどい外見をしていました。
C2 noun /ˈhæk.ni ˈkær.ɪdʒ/

Hackney carriage

ハックニーキャリッジ
Meaning
A taxi; a car licensed to carry passengers for hire
Example
I called a hackney carriage to get to the airport.
空港に行くためにハックニーキャリッジを呼びました。
B1 noun /ˈhaɪ.weɪ/

highway

高速道路
Meaning
A main road, especially one connecting major towns or cities.
Example
The highway was blocked due to an accident.
事故のため高速道路は封鎖されていました。
C2 noun /ˈhɛklər/

heckler

野次を飛ばす人
Meaning
A person who interrupts a speaker with rude or aggressive comments.
Example
The politician remained calm despite the heckler shouting from the crowd.
政治家は群衆から叫んでいたヘクラーにもかかわらず冷静を保ちました。
B2 noun ˈhoʊmˌskuː.lɪŋ

homeschooling

ホームスクーリング
Meaning
The practice of educating children at home rather than sending them to a school.
Example
Homeschooling allows parents to tailor education to their child's needs.
ホームスクーリングは、親が子供のニーズに合わせて教育を提供することを可能にします。
C1 noun ˌhaɪ.droʊˈpɒn.ɪks

hydroponics

水耕栽培
Meaning
Growing plants using nutrient-rich water instead of soil.
Example
Hydroponics allows crops to grow without soil.
ハイドロポニクスは土壌なしで作物が成長することを可能にします。
C1 verb /hɔːrd/

hoard

蓄える
Meaning
to accumulate and hide away a large supply of something, often secretly
Example
During the crisis, many people began to hoard food and water.
危機の間、多くの人々が食べ物と水を蓄え始めました。
B1 adjective /ˈhoʊpləs/

Hopeless

絶望的; 希望がない
Meaning
feeling or causing despair about something; without hope; desperate
Example
The situation seemed hopeless until help arrived.
助けが到着するまで、状況は絶望的に見えた。
C2 noun /ˈhɔːrn.bɪl/

Hornbill

ホーンビル鳥
Meaning
a large tropical bird with a large curved beak and often a horn-like projection
Example
The colorful hornbill perched on the highest branch.
色とりどりのホーンビルが最も高い枝に止まった。
B2 adverb /hɪˈstɒrɪkli/

historically

歴史的に
Meaning
in a way that relates to history or past events
Example
Historically, this city was a major trade center.
歴史的に、この都市は主要な貿易の中心地でした。
C1 noun /haɪˈpɒtənjuːs/

hypotenuse

斜辺
Meaning
the longest side of a right-angled triangle, opposite the right angle.
Example
In a right triangle, the hypotenuse is always longer than the other two sides.
直角三角形では、斜辺は常に他の二辺より長いです。
B2 adjective /ˈhɑːrmləs/

Harmless

無害な; 無実の; 安全な
Meaning
not able or likely to cause harm; innocent; safe
Example
The snake looks dangerous but it's actually harmless.
ヘビは危険に見えるが、実際には無害だ。
A2 noun /hoʊl/

Hole

穴; 穴ぼこ;
Meaning
a hollow place in a solid body or surface; an opening through something
Example
The dog dug a deep hole in the backyard to bury its favorite bone.
犬は裏庭に深い穴を掘って、お気に入りの骨を埋めました。
A1 pronoun /hɪz/

his

彼の
Meaning
belonging to or associated with a male person previously mentioned
Example
This is his book on the table.
これは彼の本です、テーブルの上にあります。
B2 adjective /ˈɒnərəbəl/

honourable

名誉ある
Meaning
deserving respect or admiration because of moral integrity; showing honesty and fairness
Example
She is known as an honourable leader who always keeps her promises.
彼女は常に約束を守る名誉ある指導者として知られている。
C1 noun /ˈhɛrətɪk/

heretic

異端者
Meaning
a person who holds beliefs that go against established religious teachings or accepted beliefs.
Example
The church declared him a heretic for his radical ideas.
教会は彼の過激なアイデアのために彼を異端者と宣言した。
C2 verb /hjuː/

hew

切る
Meaning
To chop or cut something, especially wood or stone, with a tool.
Example
The workers hewed logs to build the cabin.
労働者たちは小屋を建てるために丸太を切った。
C1 adjective /ˈhæloʊd/

hallowed

神聖
Meaning
regarded as holy or greatly respected
Example
They walked across the hallowed halls of the old university.
彼らは古い大学の神聖な廊下を歩いた。
B2 noun /ˈhaʊs boʊt/

House boat

ハウスボート
Meaning
a boat that has been designed or modified to be used primarily as a home
Example
They spent their vacation on a beautiful house boat in the lake.
彼らは湖の美しいハウスボートで休暇を過ごしました。
C1 adverb /ˈhɛdˌlɔŋ/

headlong

無鉄砲に
Meaning
With the head leading; in a rush or without thinking.
Example
She rushed headlong into the new project.
彼女は無鉄砲に新しいプロジェクトに飛び込んだ。
C1 noun /ˈhɪntərlænd/

hinterland

内陸地域
Meaning
The remote or less developed areas away from the coast or a city.
Example
The farmers came from the rural hinterland to sell their produce in the city.
農民たちは地方の内陸地域から来て、都市で自分たちの農産物を販売しました。
C1 adverb/noun /ˌhɪərˈæftər/

hereafter

これから / 来世
Meaning
from now on; in the future; also refers to life after death.
Example
Hereafter, all reports must be submitted electronically.
これからは、すべての報告書は電子的に提出しなければならない。
B2 adjective /ˈhɑːrtˌbreɪkɪŋ/

Heartbreaking

胸が痛むような; 心を打つ; 哀れな
Meaning
causing overwhelming distress; very sad or disappointing
Example
The documentary showed heartbreaking scenes of children in poverty.
ドキュメンタリーは貧困の中の子供たちの胸が痛むようなシーンを見せました。
C1 verb /hoʊn/

hone

研ぐ、スキルを磨く
Meaning
To sharpen a blade or to improve a skill through practice.
Example
She honed her presentation skills before the big meeting.
彼女は大きな会議の前にプレゼンテーションスキルを磨きました。
B1 noun /ˈhɛlθˌkɛər/

healthcare

医療ケア
Meaning
the organized provision of medical care to people
Example
The country invested heavily in healthcare to improve public health.
その国は公共の健康を改善するために医療ケアに大きな投資をしました。
C1 adjective /ˈhæk.nid/

hackneyed

使い古された
Meaning
Used too often and therefore lacking originality or freshness.
Example
The speech was filled with hackneyed phrases that failed to inspire the audience.
そのスピーチは使い古されたフレーズでいっぱいで、聴衆を鼓舞することはなかった。
C1 noun /ˌhaɪ.roʊˈɡlɪf.ɪks/

hieroglyphics

ヒエログリフ
Meaning
a system of writing using pictures or symbols, used especially by ancient Egyptians
Example
The tomb walls were covered with Egyptian hieroglyphics.
墓の壁にはエジプトのヒエログリフが刻まれていた。
B2 noun /hiːl/

Heel

かかと
Meaning
the back part of the human foot below the ankle
Example
She wore shoes with high heels to the party.
彼女はパーティーに高いヒールの靴を履いていた。
A2 verb /haɪd/

hide

隠す
Meaning
to put or keep out of sight; to conceal from view
Example
Children like to hide during games.
子供たちはゲームのときに隠れるのが好きです。
C1 adjective /haɪˈdrɔːlɪk/

hydraulic

油圧の
Meaning
operated by the pressure of liquid, especially water or oil
Example
The mechanic repaired the hydraulic system of the machine.
機械工は機械の油圧システムを修理しました。
B2 noun ˈhɛr.ɪ.tɪdʒ

heritage

遺産
Meaning
Property that is or may be inherited; something transmitted by or acquired from a predecessor; cultural traditions and practices that are passed down.
Example
Bangladesh has a rich cultural heritage.
バングラデシュには豊かな文化遺産があります。
C2 noun /ˌhoʊ.mi.oʊˈsteɪ.sɪs/

homeostasis

体内の均衡、生理的過程によって維持される生理的安定性
Meaning
The tendency toward a relatively stable equilibrium between interdependent elements, especially as maintained by physiological processes.
Example
The human body maintains homeostasis through temperature regulation.
人間の体は温度調節によってホメオスタシスを維持します。
C2 noun /ˈhelmz.mən/

Helmsman

舵手; キャプテン
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.
経験豊富な舵手は、嵐の中で狭い水路をヨットで巧みに導きました。
C1 adverb /ˈheɪs.tɪ.li/

Hastily

急いで
Meaning
in a hurried or rushed manner; quickly and carelessly
Example
She hastily packed her bags before leaving for the airport.
彼女は空港に行く前に急いでバッグを詰めた。
C1 adjective /ˈhɑːrdi/

hardy

頑丈, 強健
Meaning
Strong, robust, and capable of enduring difficult conditions.
Example
Hardy plants can survive the harsh winter.
頑丈な植物は厳しい冬を生き抜くことができます。
C2 noun /ˈhæbɪtənt/

habitant

住民
Meaning
An inhabitant; a person or animal that lives in a particular place.
Example
The habitants of the village were friendly and welcoming.
村の住民は親切で歓迎してくれました。
B2 noun ˈhɑːrvɪstɪŋ

harvesting

収穫
Meaning
The process of gathering a ripe crop from the fields or collecting natural resources.
Example
Unregulated harvesting affects the biodiversity of oceans.
規制されていない収穫は海洋の生物多様性に影響を与えます。
B1 adjective /ˈhɪd.ən/

Hidden

隠れた; 秘密の; 見えない
Meaning
concealed from view; kept secret; not visible or apparent
Example
There was a hidden camera in the room.
部屋には隠れたカメラがありました。
C1 verb /ˈhaɪbərˌneɪt/

hibernate

冬眠する
Meaning
To spend the winter in a dormant state, as some animals do.
Example
Bears hibernate in caves during the winter.
クマは冬に洞窟で冬眠します。
C1 verb ˈhɪndər

hinder

妨げる
Meaning
To obstruct or delay the progress of something
Example
Excessive rain hinders vegetable growth.
過剰な雨は野菜の成長を妨げます。
A2 verb /hiːt/

heat

加熱する
Meaning
to make or become hot or warm
Example
Please heat the soup before serving.
スープを提供する前に加熱してください。
C2 verb /ˈhɑːrkən/

hearken

注意深く聞く
Meaning
To listen attentively; to give heed.
Example
He would hearken to his mentor’s advice before making decisions.
彼は意思決定を下す前に、メンターのアドバイスに耳を傾けた。
C2 noun /ˈhɒdʒ.pɒdʒ/

hodgepodge

寄せ集め
Meaning
A confusing mixture of different things; a jumble.
Example
The essay was a hodgepodge of unrelated ideas.
そのエッセイは関係のないアイデアの寄せ集めだった。
C1 noun /ˈhjuːbrɪs/

hubris

傲慢
Meaning
excessive pride or self-confidence
Example
His hubris led to his downfall.
彼の傲慢が彼の没落を引き起こした。
B1 noun /ˈhæŋ.kər.tʃɪf/

Handkerchief

ハンカチ
Meaning
a small piece of cloth used for wiping the nose or face
Example
She always carries a clean handkerchief in her purse.
彼女はいつもバッグにきれいなハンカチを持っています。
B2 adjective /ˈhjuː.mər.əs/

Humorous

ユーモアのある; 面白い; 笑いを引き起こす;
Meaning
funny; amusing; causing laughter;
Example
His humorous stories always make everyone laugh.
彼のユーモラスな話はいつも皆を笑わせる。
C2 noun /ˌhaɪdroʊˈfoʊbiə/

hydrophobia

水恐怖症
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.
野良犬に噛まれた後、その男は水恐怖症の治療を受けました。
B2 adjective /ˈhɑːrti/

Hearty

熱心で友好的; 豊富で栄養豊富
Meaning
enthusiastic and friendly; substantial and nourishing
Example
He gave us a hearty welcome when we arrived at his home.
彼は私たちが家に到着したとき、熱心な歓迎をしてくれました。
A2 noun /hɑːrt/

Heart

心臓
Meaning
the organ in the chest that pumps blood through the body; the center of emotions and feelings
Example
The doctor listened to my heart with a stethoscope.
医者は聴診器で私の心臓を聞きました。
C2 noun /ˌhɜːrpəˈtɒlədʒɪst/

herpetologist

爬虫類学者
Meaning
A scientist who studies reptiles and amphibians.
Example
The herpetologist discovered a new species of frog in the rainforest.
その爬虫類学者は熱帯雨林で新しいカエルの種を発見した。
C2 noun /haɪnd/

Hind

雌鹿
Meaning
a female deer, especially a red deer
Example
The hind protected her fawn from predators.
雌鹿は捕食者から子鹿を守りました。
C1 noun /ˈhiːdəˌnɪzəm/

hedonism

快楽主義
Meaning
The pursuit of pleasure and self-indulgence as the highest goal.
Example
The lifestyle of the rich is often criticized as pure hedonism.
金持ちのライフスタイルはしばしば純粋な快楽主義として批判されます。
A1 adjective /hɑːrd/

hard

硬い
Meaning
solid, firm, or difficult to do or endure
Example
The exam was very hard for most students.
試験はほとんどの学生にとって非常に難しかった。
A2 noun ˈhɪs.tər.i

History

歴史
Meaning
The study of past events; a chronological record of events and heritage.
Example
The history of ancient civilizations fascinates scholars.
古代文明の歴史は学者たちを魅了します。
C1 noun /ˈhæv.ək/

Havoc

広範囲の破壊; 大きな混乱や無秩序; カオス
Meaning
widespread destruction; great confusion or disorder; chaos
Example
The hurricane wreaked havoc on the coastal towns, destroying homes and businesses.
ハリケーンは沿岸の町で大規模な破壊を引き起こし、家屋やビジネスを破壊しました。
B1 noun /hjuːˈmænɪti/

humanity

人間性
Meaning
the quality of being human; kindness or compassion towards others; all human beings collectively
Example
Kindness is one of the greatest expressions of humanity.
優しさは人間性の最も偉大な表現の一つです。
C2 noun ˈhɑːrbərɪdʒ

harborage

避難所
Meaning
A place of shelter or refuge for pests or animals.
Example
Pests need a harborage site to survive and breed.
害虫は生き残り、繁殖するために避難所が必要です。
B2 adjective /ˈheɪsti/

Hasty

急いだ; 慌ただしい
Meaning
done or acting with excessive speed or urgency; hurried
Example
Don't make hasty decisions when you're angry.
怒っているときに急いだ決定をしないでください。
C2 noun /ˈhaʊsˌbreɪkɪŋ/

housebreaking

住居侵入
Meaning
the crime of breaking into a house with intent to steal
Example
The thief was arrested for housebreaking.
泥棒は住居侵入で逮捕された。
C2 adjective /ˈhæm ˌhændɪd/

ham-handed

不器用
Meaning
clumsy or inept in handling things or situations
Example
His ham-handed attempt to fix the computer made it worse.
彼の手際の悪い試みでコンピュータがさらに悪化しました。
C2 noun /ˈhʌm.ək/

hummock

小丘
Meaning
A small hill, mound, or ridge of earth or ice.
Example
The hikers rested on a grassy hummock by the river.
ハイカーたちは川のそばの草むらの小丘で休憩した。
C1 noun /ˈhɔːrtɪˌkʌltʃər/

horticulture

Meaning
The art or practice of garden cultivation and management.
Example
Horticulture plays a vital role in producing fruits, vegetables, and ornamental plants.
B2 adverb /ˈhev.ɪ.li/

Heavily

激しく; 強く
Meaning
with great weight; to a great degree; intensely
Example
It rained heavily throughout the night.
夜通し激しく雨が降った。
C1 adjective /həˈmɑː.dʒə.nəs/

homogenous

同質の
Meaning
Similar or uniform in nature; often used interchangeably with 'homogeneous'.
Example
The class was made up of a homogenous group of students.
クラスは同質の学生グループで構成されていました。
B2 adjective /ˈhevənli/

Heavenly

天のような; 神聖な; 美味しい
Meaning
relating to heaven; extremely pleasant or beautiful
Example
The chocolate cake had a heavenly taste that melted in my mouth.
チョコレートケーキは天のような味わいで、口の中で溶けました。
B2 verb /hɔːlt/

halt

停止する
Meaning
to stop or bring to a stop
Example
The train suddenly halted at the station.
電車は駅で突然止まりました。
C1 noun /ˈhaɪdəweɪ/

hideaway

隠れ家
Meaning
A place used as a retreat or a place to hide.
Example
The cabin in the woods was their secret hideaway.
森の中の小屋は彼らの秘密の隠れ家だった。
A2 noun ˈhæpɪnəs

happiness

幸せ
Meaning
The feeling or state of being happy; a pleasurable or satisfying experience; contentment and joy.
Example
Happiness lies in enjoying the small things in life.
幸せは、人生の小さなことを楽しむことにあります。
C1 adverb /ˈhʌŋ.ɡrə.li/

Hungrily

空腹で; 欲張って; 熱心に
Meaning
in a way that shows hunger; greedily; eagerly
Example
The dog ate hungrily after not eating for hours.
犬は数時間食べていなかった後、空腹で食べました。
C2 adjective /ˈhaɪndmoʊst/

hindmost

最も後ろの
Meaning
Farthest back; last in position.
Example
The hindmost car in the convoy broke down first.
隊列で最も後ろの車が最初に壊れた。
C2 verb /ˈhæloʊ/

hallow

聖別する
Meaning
to honor as holy; to make sacred or greatly respected
Example
The ancient temple was hallowed by centuries of worship.
古代の寺院は何世紀にもわたる崇拝によって聖別されました。
C2 adverb /hərˈmɛtɪkli/

hermetically

密封的に
Meaning
In a way that is completely airtight or sealed off.
Example
The jars were hermetically sealed to preserve freshness.
瓶は新鮮さを保つために密封的に封印されました。
C1 noun /ˈhaɪ.drəʊˌpaʊər ˌdʒen.əˈreɪ.ʃən/

hydropower generation

水力発電
Meaning
The production of electrical power through the use of the gravitational force of falling or flowing water.
Example
Hydropower generation promotes green energy.
水力発電はグリーンエネルギーを促進します。
C2 adjective /hɛkˈsæŋɡjələr/

hexangular

六角形の
Meaning
Having six angles or corners.
Example
The artist designed a hexangular frame for the mirror.
アーティストは鏡のために六角形のフレームをデザインしました。
C1 adjective /ˌhaɪəˈrɑː.kɪ.kəl/

hierarchical

階層的な
Meaning
arranged in order of rank or authority
Example
The company has a strict hierarchical structure.
その会社には厳格な階層構造があります。
C1 adjective /ˈheɪ.zi/

Hazy

ぼんやりした; 曖昧な; ぼやけた
Meaning
covered with haze; unclear or vague; lacking clarity
Example
The mountain tops were hazy in the morning mist.
山の頂上は朝の霧の中でぼんやりしていました。
A2 noun /ˈhæb.ɪt/

habit

習慣
Meaning
A settled or regular tendency or practice, especially one that is hard to give up.
Example
Eye rubbing is a harmful habit.
目をこすることは有害な習慣です。
B1 noun/verb /hɪnt/

hint

ヒント
Meaning
a small piece of advice or suggestion; to suggest something indirectly
Example
She gave me a hint about the surprise party.
彼女はサプライズパーティーについてヒントをくれた。
C2 adjective /ˈhiːðənɪʃ/

heathenish

野蛮
Meaning
Lacking culture or religion; barbaric or uncivilized.
Example
They considered the ancient tribe’s rituals heathenish.
彼らは古代部族の儀式を未開だと考えた。
C1 noun ˈhʌz.bən.dri

husbandry

農業と畜産業
Meaning
The care, cultivation, and breeding of crops and animals; farming and agriculture.
Example
Proper husbandry techniques improve livestock health.
適切な農業技術が家畜の健康を向上させます。
A1 verb /ˈhæpən/

happen

起こる
Meaning
to occur or take place; to come about by chance
Example
What happened at the meeting yesterday?
昨日の会議で何が起こったのですか？
C1 adjective /ˈhæb.ɪ.tə.bəl/

Habitable

居住可能
Meaning
suitable or good enough to live in
Example
The planet Mars may become habitable in the future.
火星は将来、居住可能になるかもしれません。
C2 noun /ˈhʌvəl/

hovel

Meaning
a small, poorly built, and dirty house
Example
The refugees lived in a makeshift hovel.
A1 adjective /ˈhæpi/

happy

幸せ
Meaning
feeling or showing pleasure, contentment, or joy
Example
She was very happy to receive the gift.
彼女はプレゼントをもらってとても幸せでした。
C1 noun /ˈhæŋ.ər/

Hanger

ハンガー
Meaning
a shaped piece of wood, plastic, or metal with a hook at the top, used to hang up clothes
Example
She hung her dress on a wooden hanger to prevent it from getting wrinkled.
彼女はドレスがしわにならないように木のハンガーに掛けました。
C2 noun /hɪˈdʒɛməni/ or /ˈhɛdʒəmoʊni/

hegemony

覇権
Meaning
leadership or dominance, especially by one state or group over others
Example
The empire maintained its hegemony over neighboring states.
帝国は隣国に対してその覇権を維持した。
C2 verb /ˈhæroʊ/

harrow

苦しめる / すき
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.
悲劇的なニュースは家族全員を苦しめました。
C2 noun /ˈhænd ˌrɪŋɪŋ/

hand-wringing

過剰な心配
Meaning
excessive worry or concern expressed in a visible or dramatic way.
Example
There was much hand-wringing over the political crisis.
政治危機について多くの心配がありました。
C1 verb /ˈhʌsəl/

hustle

一生懸命働く / 速く動く
Meaning
to move quickly and energetically; to push or work hard to achieve something
Example
She had to hustle to finish the project on time.
彼女はプロジェクトを時間通りに終わらせるために一生懸命働かなければならなかった。
C1 noun /hʌl/

hull

船体 / 種の殻
Meaning
The outer covering of a seed or fruit; also the main body of a ship.
Example
The sailors inspected the ship’s hull for any damage.
船員たちは船体に損傷がないかを調べました。
C1 noun /ˈhaɪ.nəs/

Highness

高貴さ; 王室のタイトル
Meaning
a title given to a person of royal rank; the quality or state of being high or elevated
Example
Your Highness, the royal carriage is ready to take you to the state banquet this evening.
殿下、王室の車は今晩の国宴にあなたをお連れする準備ができています。
B2 adjective /ˈhʌm.bəl/

Humble

謙虚
Meaning
modest; not proud; unassuming;
Example
Despite his success, he remained humble and kind.
彼の成功にもかかわらず、彼は謙虚で親切だった。
C1 noun /ˈhɜːrbɪsaɪd/

herbicide

除草剤
Meaning
A chemical substance used to kill unwanted plants, especially weeds.
Example
Farmers used herbicide to protect their crops from invasive weeds.
農家は侵入する雑草から作物を守るために除草剤を使用しました。
B2 noun /hɪp/

hip

腰部
Meaning
The part of the body on either side of the pelvis, or informal: trendy and fashionable.
Example
She put her hands on her hips.
彼女は手を腰に置きました。
B2 noun /ˈhɔːrmoʊn/

hormone

ホルモン
Meaning
a chemical substance produced in the body that influences how the body grows or functions
Example
Insulin is a hormone that controls blood sugar levels.
インスリンは血糖値をコントロールするホルモンです。
C2 noun /hʌsk/

husk

外皮
Meaning
the dry outer covering of some fruits or seeds
Example
The corn husk was peeled away before cooking.
料理の前にトウモロコシの外皮が剥がされました。
C2 adjective /ˌhæfˈhɑːr.tɪd/

halfhearted

やる気がない
Meaning
lacking enthusiasm or determination; unenthusiastic
Example
His halfhearted attempt to study did not bring good results.
彼のやる気がない勉強の試みは良い結果を生まなかった。
C2 noun /ˈhɔːθɔːrn/

hawthorn

とげのある低木
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.
庭園は花が咲くホーソーンの茂みで囲まれていました。
C1 noun /həˌluː.sɪˈneɪ.ʃən/

Hallucination

幻覚; 実際には存在しないものを知覚すること
Meaning
an experience involving the apparent perception of something not present; a false or distorted perception
Example
The patient experienced visual hallucinations as a side effect of the medication.
患者は薬の副作用として視覚的な幻覚を経験しました。
A1 noun /help/

Help

助け; 支援
Meaning
the action of helping someone to do something; assistance or support
Example
The volunteer offered his help to carry the elderly woman's groceries to her car.
ボランティアは高齢女性の買い物を車に運ぶために助けを提供しました。
C2 verb /haɪˈpɒθɪkeɪt/

hypothecate

Meaning
to pledge something, such as property, as security for a debt without giving up possession of it.
Example
The company hypothecated its assets to secure the loan.
C1 noun /ˈhɒrəˌskoʊp/

horoscope

ホロスコープ
Meaning
A forecast of a person's future based on the positions of the stars and planets at their birth.
Example
She read her horoscope every morning to see what the stars predicted.
彼女は毎朝、自分のホロスコープを読んで、星が何を予測したかを確認していました。
C1 adjective /ˌhɑːrdˈhɑːrtɪd/

hard-hearted

冷徹
Meaning
showing no kindness or sympathy; cruel
Example
The landlord was hard-hearted and refused to help the poor family.
家主は冷徹で、貧しい家族を助けることを拒否しました。
C1 noun /ˈhɜːrniə/

hernia

ヘルニア
Meaning
A medical condition where an organ pushes through the muscle or tissue holding it in place.
Example
The doctor diagnosed him with an inguinal hernia.
医者は彼に鼠径ヘルニアと診断しました。
A2 adjective /ˈhɔːrəbəl/

Horrible

恐ろしい; ひどい; 恐怖を引き起こす;
Meaning
causing or likely to cause horror; shocking; terrible; extremely unpleasant
Example
The accident was a horrible sight to witness.
その事故は目撃するには恐ろしい光景でした。
A2 interjection /hʌ/

huh

なんて言ったの?
Meaning
used to express confusion, surprise, or that you did not hear something
Example
Huh? What did you say?
は？なんて言ったの?