hazardous
All a b c d e f g h i j k l m n o p q r s t u v w x y z
All CEFR A1 A2 B1 B2 C1 C2
Content locale
EN 英語 BN ベンガル語 HI ヒンディー語 ES スペイン語 FR フランス語 DE ドイツ語 RU ロシア語 ZH 中国語 JA 日本語
All Vocabulary Cards All Vocabularies
B2 adjective ˈhæzədəs

hazardous

危険な
Meaning
Dangerous, risky, or potentially harmful
Example
Hazardous pollutants increase health risks.
危険な汚染物質は健康リスクを増加させます。
C1 verb /ˈhɔːrɪfaɪ/

horrify

恐れさせる
Meaning
to fill with horror; to shock or disgust greatly
Example
The violent scene horrified the audience.
暴力的な場面が観客を恐れさせた。
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。
B1 noun হ্যান্ড এক্সারসাইজেস

hand exercises

手のエクササイズ
Meaning
Physical activities designed to strengthen, stretch, and improve the flexibility of hand and finger muscles.
Example
Regular hand exercises are essential for muscle recovery.
定期的な手のエクササイズは筋肉の回復に不可欠です。
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。
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。
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。
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。
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。
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。
A1 noun, numeral /ˈhʌndrəd/

hundred

百
Meaning
the number 100
Example
There are a hundred students in the hall.
ホールには百人の学生がいます。
B2 noun, verb /ˈhɑːrbər/

harbor

Meaning
noun: a place on the coast where ships may find shelter; verb: to keep (a thought or feeling, often negative) in one's mind
Example
He continued to harbor resentment towards his former boss.
B1 noun /ˈhɛdˌlaɪn/

headline

見出し
Meaning
The title of a newspaper article printed in large letters.
Example
The scandal made front-page headlines.
そのスキャンダルはフロントページの見出しになった。
A1 noun /ˈhɒlɪdeɪ/

holiday

休暇
Meaning
A day of celebration or rest when most people do not work.
Example
We are planning a trip during the summer holiday.
私たちは夏休みの間に旅行を計画しています。
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。
A2 adjective /ˈhɛl.θi/

healthy

健康な
Meaning
Good physical and mental condition, free from disease or illness.
Example
Regular exercise and a balanced diet keep the body healthy.
定期的な運動とバランスの取れた食事が体を健康に保つ。
C2 adjective /ˈhæŋ.dɔːɡ/

hangdog

恥ずかしい
Meaning
looking or feeling ashamed, guilty, or defeated.
Example
He gave me a hangdog look after being caught lying.
彼は嘘をついて捕まった後、恥ずかしそうな顔をした。
C2 adjective /ˈhoʊm.spʌn/

homespun

手作り
Meaning
Simple and unsophisticated; made at home rather than in a factory.
Example
She wore a homespun dress to the village festival.
彼女は村の祭りに手作りのドレスを着て行った。
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。
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。
C1 noun /ˈhæŋ.ər/

Hangar

ハンガー
Meaning
a large building with extensive floor area, typically for housing aircraft; an aircraft shelter
Example
The airplane was stored safely in the hangar during the severe thunderstorm.
飛行機は激しい雷雨の間、安全にハンガーに保管されていました。
C1 noun /ˈhɪpnətɪzəm/

hypnotism

催眠術
Meaning
The practice or act of inducing hypnosis.
Example
He studied hypnotism as part of his psychology degree.
彼は心理学の学位の一環として催眠術を学びました。
C2 noun /ˈhɛksəˌpɒd/

hexapod

ヘクサポッド
Meaning
An insect or other organism with six legs.
Example
The scientist observed a hexapod crawling on the leaf.
科学者は葉の上を這うヘクサポッドを観察しました。
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。
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.
C1 noun /ˈhɜː.mɪt/

Hermit

宗教的な修行として孤独に生きる人；社会から退く人
Meaning
a person living in solitude as a religious discipline; someone who withdraws from society
Example
The old hermit lived alone in a small cabin deep in the mountains, away from civilization.
その老いたハーミットは文明から遠く離れた山の中の小さな小屋で一人で暮らしていた。
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。
C2 noun /hɒtʃ pɒtʃ/

Hotch potch

煮込み料理
Meaning
A mixed dish; a hodgepodge of ingredients cooked together
Example
She made a delicious hotch potch with rice, lentils, and vegetables.
彼女はご飯、レンズ豆、野菜で美味しいホッチポッチを作った。
B2 adjective /hoʊˈlɪs.tɪk/

holistic

全体的な
Meaning
Understanding or analyzing something through a comprehensive, integrated whole perspective.
Example
A holistic approach to health considers both body and mind.
健康に対するホリスティックなアプローチは、体と心の両方を考慮に入れます。
C2 adjective /həˈrɛtɪkəl/

heretical

異端的な
Meaning
Relating to or characterized by departure from accepted beliefs or standards, especially in religion.
Example
The priest condemned the book as heretical.
神父はその本を異端的だとして非難した。
C2 noun /ˈhæbɪtjuːd/

habitude

習慣、慣習
Meaning
a customary condition or mode of life; habitual practice
Example
He lived in a quiet habitude, avoiding the noise of the city.
彼は静かな習慣の中で暮らしていた、都市の騒音を避けながら。
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。
C2 verb /ˈhɑːrtən/

hearten

勇気づける
Meaning
To give courage, confidence, or hope.
Example
The teacher’s encouragement heartened the students.
先生の励ましは学生たちに勇気を与えた。
B2 noun /ˈhɑːrd.ʃɪp/

Hardship

困難、苦難
Meaning
severe suffering or privation; difficulty or distress
Example
Despite facing many hardships during the war, the family remained united and hopeful.
戦争中に多くの困難に直面したにもかかわらず、家族は団結して希望に満ちていました。
A1 noun /haʊs/

house

家
Meaning
A building for people to live in, usually with rooms and a roof.
Example
They bought a new house in the city.
彼らは市内に新しい家を買いました。
B1 adverb /ˈhaɪli/

highly

非常に
Meaning
to a great degree; very
Example
She is highly respected in her field.
彼女は自分の分野で非常に尊敬されています。
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。
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。
B2 verb /hɔːnt/

haunt

悩ませる
Meaning
to trouble persistently; to visit as a ghost
Example
The old memories still haunt me.
古い記憶は今でも私を悩ませている。
B1 noun /ˈhaɪdʒiːn/

hygiene

Meaning
Conditions or practices conducive to maintaining health and preventing disease.
Example
Good hygiene is essential for preventing the spread of infections.
C1 noun /ˈhʌbʌb/

hubbub

騒音
Meaning
a loud noise caused by a crowd of people talking or shouting
Example
There was a hubbub in the market as the sale began.
販売が始まると、市場で騒音が起こりました。
A1 pronoun /hɪm/

him

彼を
Meaning
Used to refer to a male person or animal already mentioned.
Example
I saw him at the park yesterday.
昨日公園で彼を見かけました。
B1 noun /ˈhʌŋɡər/

hunger

飢餓
Meaning
the feeling of discomfort caused by lack of food
Example
The child cried out of hunger.
その子供は飢えで泣いていました。
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.
A1 adverb /hɪr/

here

ここ
Meaning
in, at, or to this place
Example
Please come here quickly.
ここに早く来てください。
B1 noun /hoʊst/

Host

ホスト; ゲストを迎える人; 多くのもの
Meaning
a person who receives or entertains other people as guests; a large number of things
Example
The gracious host welcomed all the guests with warm smiles and refreshments.
親切なホストは、温かい笑顔と飲み物でゲストを迎えました。
C1 noun ˈhɪn.drəns

hindrance

障害
Meaning
Something that creates difficulties or delays in progress.
Example
Lack of funds was a major hindrance to the project.
資金不足はプロジェクトの大きな障害でした。
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 noun /ˈhɑːr.bər/

Harbour

港
Meaning
a place on the coast where vessels may find shelter; a place of safety or refuge
Example
The fishing boats returned safely to the harbour before the storm hit the coastline.
漁船は嵐が海岸を襲う前に安全に港に戻りました。
B1 adjective /hɪˈstɔːrɪkəl/

historical

歴史的
Meaning
Related to history or past events.
Example
The museum has a large collection of historical documents.
博物館には多くの歴史的な文書が収蔵されています。
C1 adverb /ˈhed ɑn/

Head-on

正面衝突
Meaning
directly facing; in direct confrontation or collision
Example
The two cars collided head-on at the intersection.
二台の車は交差点で正面衝突しました。
C1 adjective /ˈhæɡ.ərd/

Haggard

疲れ果てて病気のように見える、特に疲労、心配、または苦しみから
Meaning
looking exhausted and unwell, especially from fatigue, worry, or suffering
Example
After working three nights without sleep, he looked haggard.
三晩寝ずに働いた後、彼は疲れ果てて見えた。
A2 verb /heɪt/

hate

憎む
Meaning
to feel intense dislike or aversion for someone or something
Example
I hate waiting in long lines.
私は長い行列で待つのが嫌いです。
B2 noun /ˈhedʒhɒɡ/

Hedge-hog

ハリネズミ
Meaning
a small mammal with a spiny coat that can roll into a ball for defense
Example
The hedgehog rolled into a ball when it felt threatened.
ハリネズミは脅威を感じるとボールのように丸くなります。
A1 adjective /ˈhʌŋɡri/

Hungry

お腹がすいている
Meaning
feeling the need for food; having a strong desire or craving
Example
I am very hungry after working all day.
一日中働いた後でとてもお腹がすいています。
A1 interjection /hɑː/

ha

ハ！(驚きや喜びを表現する言葉)
Meaning
used to express amusement, surprise, or triumph
Example
Ha! I knew you couldn’t resist joining us.
ハ！君が僕たちに加わることを抵抗できないって知っていたよ。
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。
C2 noun /ˌhæŋ.ər ˈɒn/

hanger-on

おこぼれ
Meaning
a person who spends time with a powerful or famous person to gain benefits.
Example
The celebrity was always surrounded by hangers-on.
その有名人はいつもおこぼれの人々に囲まれていた。
A1 noun /ˈhɒs.pɪ.təl/

hospital

病院
Meaning
an institution where sick or injured people are given medical treatment
Example
He was taken to the hospital after the accident.
彼は事故の後、病院に運ばれました。
A2 verb /hɜːrt/

hurt

傷つける
Meaning
to cause pain or injury; to feel pain physically or emotionally
Example
My back hurts from sitting too long.
長時間座っていたので、背中が痛いです。
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。
C1 noun /ˈhɪr.seɪ/

Hearsay

噂
Meaning
information received from other people that one cannot adequately substantiate; rumor
Example
The accusations were based on hearsay rather than concrete evidence or eyewitness testimony.
その告発は、具体的な証拠や目撃者の証言ではなく、噂に基づいていました。
B2 noun /ˌhez.ɪˈteɪ.ʃən/

Hesitation

ためらい; 躊躇
Meaning
the action of pausing or delaying; uncertainty or unwillingness to act
Example
After a moment of hesitation, she decided to accept the challenging job offer from the company.
一瞬のためらいの後、彼女は会社からの挑戦的な仕事のオファーを受け入れることに決めました。
B2 noun /ˈhaɪdrədʒən/

hydrogen

水素
Meaning
a colorless, odorless, highly flammable gas that is the lightest and most abundant chemical element in the universe
Example
Hydrogen is used as a clean fuel in many energy systems.
水素は多くのエネルギーシステムでクリーンな燃料として使用されています。
C2 noun /ˈhʌstɪŋz/

hustings

選挙活動
Meaning
the political campaigning and speeches before an election
Example
The candidate gained popularity during the hustings.
候補者は選挙活動中に人気を集めました。
C2 noun /ˈhɑːr.bɪn.dʒər/

Harbinger

前兆
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.
春の最初のコマドリは、来るべき暖かい天気の前兆と見なされることがよくあります。
A2 noun /ˈhɛlɪˌkɒptər/

helicopter

ヘリコプター
Meaning
an aircraft with rotating blades that can take off and land vertically
Example
The helicopter landed safely on the hospital roof.
ヘリコプターは病院の屋上に安全に着陸しました。
A2 adverb /ˈhæpɪli/

happily

幸せに
Meaning
in a happy manner; with pleasure or satisfaction
Example
The children played happily in the garden.
子供たちは庭で幸せに遊びました。
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。
B2 verb /həˈræs/

harass

嫌がらせ
Meaning
to persistently annoy or torment someone
Example
The employees complained that their boss harassed them.
従業員は上司が彼らを嫌がらせたと不満を言った
A1 noun /hænd/

Hand

手
Meaning
the end part of a person's arm beyond the wrist, including the palm, fingers, and thumb
Example
He raised his hand to ask a question.
彼は質問をするために手を上げました。
C2 noun /ˈhæknɪ/

hackney

貸し馬, 陳腐な
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.
その古い貸し馬は今でも馬車を引いていた。
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.
A1 noun /hoʊm/

home

家
Meaning
the place where one lives, especially with family; a residence
Example
She finally returned home after a long journey.
彼女は長い旅の後、やっと家に帰りました。
B2 noun /haɪˈdreɪʃən/

hydration

身体組織に適切な量の液体を提供するプロセス。
Meaning
The process of providing an adequate amount of liquid to bodily tissues.
Example
Proper hydration is essential for maintaining body functions.
適切な水分補給は、体の機能を維持するために重要です。
A1 noun /hoʊˈtɛl/

hotel

ホテル
Meaning
A building where people pay to stay and sleep, usually for short periods.
Example
We stayed at a hotel near the beach.
私たちはビーチの近くのホテルに泊まりました。
C2 noun /ˌhaɪdroʊdaɪˈnæmɪks/

hydrodynamics

Meaning
The branch of science concerned with the motion of fluids, especially liquids, and the forces acting on solid bodies immersed in fluids.
Example
Hydrodynamics is essential in designing efficient ship hulls.
C2 noun /hæˈʃiːʃ/

hashish

ハシシ
Meaning
a drug made from the resin of the cannabis plant
Example
The police arrested him for possessing hashish.
警察は彼をハシシを所持していたため逮捕した。
B1 verb /ˈhaɪˌlaɪt/

highlight

強調する
Meaning
to emphasize or make something stand out
Example
The teacher highlighted the most important points in the text.
先生はテキストで最も重要な点をハイライトしました。
C1 noun /ˈɛər.luːm/

heirloom

遺産
Meaning
a valuable object that has belonged to a family for several generations
Example
The ring is a family heirloom passed down from her grandmother.
その指輪は祖母から受け継がれた家族の遺産です。
A1 interjection /heɪ/

hey

ヘイ
Meaning
used to attract attention, express surprise, or greet someone
Example
Hey, how are you doing today?
ヘイ、今日はどうしてる？
B2 verb /ˈhɑːrnɪs/

harness

Meaning
To control and make use of natural resources, especially energy.
Example
Scientists are working to harness solar power effectively.
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。
B2 noun /ˈhaɪəˌrɑːrki/

hierarchy

階層
Meaning
A system in which people or things are arranged in levels of importance or authority.
Example
The corporate hierarchy determines who makes the final decision.
企業の階層は、最終決定を誰が行うかを決定します。
B2 noun /ˈher ˌpɪn/

Hair pin

ヘアピン
Meaning
a thin piece of metal or plastic used to hold hair in place
Example
She used several hair pins to secure her elegant updo.
彼女はエレガントなアップスタイルを固定するためにヘアピンをいくつも使った。
B1 noun /hel/

Hell

地獄; 苦痛な状態; 極めて不快な経験
Meaning
a place regarded in various religions as a spiritual realm of evil and suffering; an extremely unpleasant experience
Example
Working in the factory during summer was absolute hell due to the extreme heat.
夏に工場で働くことは、極端な暑さのためにまさに地獄のようだった。
C2 noun /ˈhɛʃ.ən/

Hessian

ジュート布
Meaning
a strong coarse fabric made from jute or hemp, used for sacks and wrapping
Example
The farmer stored grain in hessian sacks.
農家はジュート布袋に穀物を保管していました。
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。
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 noun /ˈhɑː.mə.nɪm/

homonym

同義語
Meaning
A word that is spelled and pronounced like another word but has a different meaning.
Example
The word 'bat' is a homonym because it can mean an animal or a sports tool.
'コウモリ'という言葉は、動物またはスポーツ用品を意味することができるため、同義語です。
B1 noun /ˈhev.ən/

Heaven

天国
Meaning
a place regarded in various religions as the abode of God and the angels; a place of eternal happiness
Example
Many people believe that good souls go to heaven after they pass away from this world.
多くの人は、善い魂はこの世界を去った後に天国へ行くと信じている。
A1 noun /ˈhʌzbənd/

husband

夫
Meaning
A married man regarded in relation to his spouse.
Example
Her husband is very supportive of her career.
彼女の夫は彼女のキャリアを非常に支援しています。
C2 adjective /ˌhɑːrdˈbɪtn̩/

hard-bitten

頑固で経験豊富
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.
その経験豊富な探偵は犯罪現場で驚きの兆候を見せませんでした。
C1 verb /ˈhæɡəl/

haggle

値切る
Meaning
to argue about the price; to bargain persistently
Example
They haggled over the price for an hour.
彼らは価格のことで1時間も値引き交渉をした。
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 adjective /hɔːrs/

Hoarse

しゃがれ声; 叫びすぎや病気でしゃがれる
Meaning
rough or harsh in sound; having a rough voice from shouting or illness
Example
His voice became hoarse after shouting at the concert.
コンサートで叫んだ後、彼の声はしゃがれた。
A1 verb /hoʊld/

hold

持つ
Meaning
to grasp or carry something; to maintain a position
Example
Please hold my hand.
私の手を取ってください。
B2 adjective /ˈhɑlːoʊ/

Hollow

空洞; 中身がない;
Meaning
having an empty space inside; lacking substance or meaning; insincere
Example
The hollow tree trunk provided shelter for small animals.
空洞の木の幹は小さな動物に避難場所を提供しました。
B2 adjective /ˈhɜː.bəl/

herbal

ハーバル
Meaning
Made from or containing herbs, especially for medicinal purposes.
Example
Herbal remedies were widely used here.
ここではハーバル療法が広く使われていました。
B1 verb /hʊk/

hook

フック
Meaning
to catch with a hook; to fasten
Example
He hooked the fish successfully.
彼は成功裏に魚を釣り上げた。
C2 noun /ˈhaɪdrə/

hydra

ヒドラ
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.
汚職はヒドラのようで、完全に打ち負かすのは難しい。
B2 noun ˈhæb.ɪt fɔːrˌmeɪ.ʃən

habit formation

習慣形成
Meaning
The process of creating a habit through regular practice and repetition.
Example
Habit formation requires consistency and discipline.
習慣形成には一貫性と規律が必要です。
C2 noun /ˈhɛdʒɪrə/ or /hɪˈdʒaɪrə/

hegira

移住, 亡命
Meaning
a journey, especially when undertaken to escape from a dangerous or undesirable situation
Example
The refugees began their hegira across the desert.
難民たちは砂漠を越えて移住を始めた。
B2 noun helθ ˈhæzərdz

health hazards

健康リスク
Meaning
Risks or dangers to physical health and well-being that can cause illness or injury.
Example
Plastic usage leads to significant health hazards.
プラスチックの使用は重大な健康リスクを引き起こします。
B1 noun /ˈhel.mət/

Helmet

ヘルメット
Meaning
a hard or padded protective hat worn by motorcyclists, construction workers, or soldiers
Example
The cyclist always wore a bright yellow helmet for safety and visibility while riding.
サイクリストは常に安全性と視認性のために明るい黄色いヘルメットを着用していました。
B2 noun /er/

Heir

相続人
Meaning
a person legally entitled to the property or rank of another on that person's death
Example
The young prince was the rightful heir to the throne and would become king someday.
若い王子は王位の正当な相続人であり、いつか王になるでしょう。
A1 noun /hɔːrs/

Horse

馬
Meaning
a large domesticated mammal used for riding and pulling loads
Example
The horse galloped across the field with great speed.
馬は大きな速さで野原を駆け抜けました。
C2 noun /hɜːrˈbɛəriəm/

herbarium

標本館
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.
大学は研究と教育のために大きな標本館を維持しています。
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。
B2 adjective /ˈhjuː.mɪd/

Humid

湿気のある; 湿った
Meaning
containing moisture; damp; moist;
Example
The humid climate makes it feel hotter than it actually is.
湿度の高い気候は、実際よりも暑さを感じさせます。
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。
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。
C1 noun /hɪm/

hymn

Meaning
A religious song or poem of praise to God or a deity.
Example
The congregation sang a hymn during the morning service.
B2 noun /hɔrn/

Horn

角
Meaning
a hard pointed projection on the head of certain animals; a musical instrument
Example
The rhinoceros used its horn to defend itself.
サイは自分を守るために角を使った。
A2 verb /ˈhɜːri/

hurry

急ぐ
Meaning
to move or act with great speed; to rush
Example
We need to hurry or we'll be late.
急がないと遅れちゃうよ。
C2 adjective /hɜːrˈbeɪʃəs/

herbaceous

草本
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.
庭園には夏に繁茂する草本植物で満たされていた。
B2 adjective /hɑːˈspɪtəbəl/

Hospitable

見知らぬ人やゲストに対して親切で歓迎する; ゲストを受け入れることに寛大である
Meaning
friendly and welcoming to strangers or guests; generous in receiving guests
Example
The local people were very hospitable to the tourists.
地元の人々は観光客にとても親切でした。
A2 noun /hɒt drɪŋk/

Hot-drink

ホットドリンク
Meaning
a warm or heated beverage consumed for refreshment or comfort
Example
I prefer a hot drink like tea or coffee in the morning.
朝にお茶やコーヒーなどのホットドリンクを好みます。
C1 noun /hɒˈstɪləti/

hostility

敵意
Meaning
hostile behavior; unfriendliness or opposition
Example
The negotiations ended in an atmosphere of hostility.
交渉は敵意の雰囲気で終わった。
C2 verb /həˈmɑː.dʒə.naɪz/

homogenize

均質化
Meaning
To make uniform or similar by blending or mixing different elements.
Example
The company tried to homogenize its products across global markets.
その会社は世界市場で製品を均質化しようとしました。
C2 adjective /ˌhaɪ ˈfloʊn/

high-flown

高飛車な
Meaning
Using fancy or pretentious language; lofty in style but often overblown.
Example
The politician gave a high-flown speech full of promises.
その政治家は約束でいっぱいの高飛車なスピーチをした。