monosyllable
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
C2 noun /ˈmɒnəˌsɪləbəl/

monosyllable

単音節の言葉
Meaning
A word consisting of only one syllable.
Example
Words like 'yes' and 'no' are monosyllables.
'はい'や'いいえ'のような言葉は単音節の言葉です。
C1 noun ˌdɪdʒɪˈnɛəreɪʃən

degeneration

退化
Meaning
The process of decline or deterioration in structure or function.
Example
The degeneration of brain cells leads to cognitive decline.
脳細胞の退化は認知機能の低下を引き起こします。
B1 noun /ˈɪnstəns/

instance

Meaning
An example or single occurrence of something.
Example
This is just one instance of his generosity.
これは彼の寛大さの一例です。
C2 noun /ˌɛksɪˈɡjuːɪti/

exiguity

不足
Meaning
the quality of being scanty or meager in amount
Example
The exiguity of resources made the project difficult to complete.
資源の不足がプロジェクトを完了するのを難しくしました。
C1 noun /ˌplɔː.zəˈbɪl.ə.ti/

plausibility

信頼性
Meaning
The quality of being reasonable or probable.
Example
The plausibility of his explanation convinced the jury.
彼の説明の信頼性は陪審員を納得させました。
C1 verb, noun /ˈɡrɪməs/

grimace

しかめっ面
Meaning
to make an ugly, twisted expression on one's face, usually in disgust or pain
Example
He grimaced when he tasted the sour fruit.
彼は酸っぱい果物を食べたときに顔をしかめました。
B2 noun /ˈɡeɪt.weɪ/

Gateway

ゲートウェイ; 入り口
Meaning
an entrance or opening that provides access to a place; a means of achieving a particular state or condition
Example
The ancient stone gateway served as the entrance to the magnificent palace.
古代の石のゲートウェイは壮大な宮殿の入り口として機能しました。
A2 adjective /ˈkɒm.ən/

common

共通
Meaning
occurring frequently or widely; shared by all
Example
It is common to see traffic in the city during rush hour.
ラッシュアワー中に都市で交通渋滞を見るのは一般的です。
C1 noun ˈiː.θɒs

ethos

文化、時代、またはコミュニティの特徴的な精神
Meaning
The characteristic spirit of a culture, era, or community as manifested in its beliefs and aspirations.
Example
The company's ethos is built on innovation and integrity.
その会社のエトスは、革新と誠実に基づいています。
A1 verb /brɪŋ/

bring

持ってくる
Meaning
to carry or take something to a place; to come with something
Example
Please bring your books to class tomorrow.
明日、クラスに本を持ってきてください。
C1 adjective /prəˈvɒkətɪv/

provocative

挑発的
Meaning
Intended to make people angry, excited, or interested.
Example
She wore a provocative dress to the party.
彼女はパーティーに挑発的なドレスを着ていた。
C2 noun /ˈdaɪəˌdɛm/

diadem

王冠
Meaning
A crown or headband worn as a symbol of royalty or authority.
Example
The queen wore a glittering diadem at the coronation.
女王は戴冠式で輝く王冠を身に着けていました。
A2 verb /ɡriːt/

greet

挨拶する
Meaning
to welcome someone; to say hello
Example
She greeted her guests warmly at the door.
彼女はドアでゲストを温かく迎えました。
C2 noun /ˌfɪziˈɒnəmi/

physiognomy

顔の特徴の分析
Meaning
the study of facial features to judge character or personality
Example
He believed in physiognomy and tried to read people's personalities from their faces.
彼はフィジオノミーを信じて、顔から人々の性格を読み取ろうとしました。
C1 verb /ˈfʌmbəl/

fumble

不器用にする
Meaning
to handle something clumsily or to make mistakes while doing something
Example
He fumbled with the keys and dropped them on the floor.
彼は鍵で手間取って、それらを床に落としました。
C1 adjective /ˈfaɪə.ri/

Fiery

燃えるような; 熱心な; 怒りっぽい
Meaning
burning; passionate; hot-tempered; showing strong emotion
Example
She has a fiery temper that flares up quickly.
彼女はすぐに燃えるような性格で、すぐに怒る。
B2 adverb /bɪˈfɔːr.hænd/

Beforehand

前もって; 事前に; あらかじめ
Meaning
in advance; ahead of time; earlier
Example
We prepared everything beforehand.
私たちは前もってすべて準備しました。
C1 noun /ˈtændʒənt/

tangent

Meaning
a straight line or plane that touches a curve or curved surface at a point but does not cross it
Example
The teacher drew a tangent to the circle on the board.
C2 adjective /æmˈbroʊʒiəl/

ambrosial

神々しい
Meaning
Exceptionally pleasing to taste or smell; divine.
Example
The aroma of freshly baked bread was simply ambrosial.
焼きたてのパンの香りはまさに神々しいものでした。
B1 verb /oʊ/

owe

借りがある
Meaning
to be under obligation to pay or repay; to be indebted
Example
I owe my success to my parents' support.
私は両親の支援のおかげで成功しました。
B1 noun /ˌprɛpəˈreɪʃən/

preparation

準備
Meaning
The act of getting ready or making arrangements for something.
Example
The team made careful preparation for the presentation.
チームはプレゼンテーションのために慎重に準備をしました。
C1 adjective /ˈstɪndʒi/

stingy

けち
Meaning
unwilling to spend or give; miserly
Example
He is too stingy to buy a gift for his friend.
彼は友達へのプレゼントを買うにはあまりにけちだ。
C1 adjective /ˈækʃənəbl̩/

actionable

実行可能な
Meaning
Able to be acted on or giving sufficient reason for legal action.
Example
The lawyer confirmed that the evidence was actionable in court.
弁護士は証拠が法廷で実行可能であることを確認しました。
C1 adjective /ɪnˈhjuːmən/

Inhuman

非人道的
Meaning
lacking human qualities of compassion and mercy; cruel or barbaric
Example
The prisoners were kept in inhuman conditions.
囚人たちは非人道的な状況で収容されていました。
C2 adjective /ˈmɪn.dʒi/

Mingy

ケチ; 吝嗇
Meaning
mean or stingy; unwilling to spend money
Example
He is too mingy to spend money on anything but necessities.
彼は必要なもの以外にお金を使うのがあまりにもケチだ。
C2 adjective /ˌɪnkɒntrəˈvɜːtəbl/

incontrovertible

論争の余地がない
Meaning
impossible to deny or dispute; unquestionable
Example
The evidence was incontrovertible and proved his innocence.
その証拠は論争の余地がなく、彼の無罪を証明しました。
C1 noun/adjective /kənˈfɛdərət/

confederate

連邦軍
Meaning
a person, group, or state joined in an alliance or union; relating to a confederacy
Example
The confederate soldiers fought bravely in the war.
連邦軍の兵士たちは戦争で勇敢に戦った。
C1 noun /ˈdiːviəns/

deviance

逸脱
Meaning
Behavior that differs from accepted social or moral standards.
Example
The book studies deviance in urban youth culture.
その本は都市の若者文化における逸脱を研究しています。
B2 adjective /ˈneɪbərɪŋ/

neighboring

隣接する
Meaning
situated near or next to another place; adjacent or nearby.
Example
They visited a neighboring village for the festival.
彼らは祭りのために隣の村を訪れました。
C1 verb əˈnaɪ.ə.leɪt

annihilate

完全に破壊する
Meaning
Destroy utterly; obliterate; reduce to nothing.
Example
The explosion annihilated the entire village.
爆発は村全体をアニヒレートしました。
C1 noun /ˈmenəs/

Menace

脅威
Meaning
A person or thing that is likely to cause harm; a threat
Example
The reckless driver was a menace to everyone on the road.
その無謀な運転手は道路のすべての人々にとって脅威だった。
C1 noun /ˈstændˌstɪl/

standstill

停滞
Meaning
a situation in which all movement or activity stops
Example
The traffic came to a standstill after the accident.
事故後、交通は停滞しました。
B2 noun ˈoʊzoʊn dɪˈpliʃən

ozone depletion

オゾン層の減少
Meaning
The reduction in the amount of ozone in the Earth's stratosphere, leading to increased UV radiation.
Example
Ozone depletion increases UV radiation.
オゾン層の減少はUV放射線を増加させます。
C2 noun /ænˈtɪstrəfi/

antistrophe

アンチストロフィー (修辞法の一つ)
Meaning
A rhetorical device in which a word or phrase is repeated at the end of successive clauses; in Greek choral poetry, the part of the ode sung by the chorus in return movement.
Example
The poet used antistrophe to emphasize the repeated phrase.
詩人は繰り返されるフレーズを強調するためにアンチストロフィーを使用しました。
B2 noun /rɪˈvaɪ.vəl/

Revival

復活
Meaning
an improvement in the condition or strength of something; renewed interest in or attention to something
Example
There has been a revival of interest in traditional crafts.
伝統的な工芸への関心が復活しました。
C2 verb /ˌmɪskənˈstruː/

misconstrue

誤解する
Meaning
To interpret something wrongly or misunderstand the meaning.
Example
She misconstrued his silence as anger.
彼女は彼の沈黙を怒りだと誤解した。
B2 verb /dæʃ/

dash

Meaning
to move quickly and suddenly; to strike or break something violently
Example
She dashed across the street to catch the bus.
C2 noun prɒkˈsiː.mɪks

proxemics

個人空間の使用の研究
Meaning
The study of how people use space and distance to indicate relationships
Example
Understanding proxemics helps in improving interpersonal communication.
プロクセミクスを理解することで、人間関係のコミュニケーションを改善することができます。
C2 noun /ˈflɒtsəm/

flotsam

漂流物
Meaning
Floating debris from a shipwreck or things discarded and left floating.
Example
The beach was littered with flotsam after the storm.
嵐の後、ビーチは漂流物で埋め尽くされていた。
C1 adjective /dɪˈklærətɪv/

declarative

宣言的
Meaning
relating to a statement that declares something; in grammar, a sentence that makes a statement
Example
A declarative sentence simply states a fact or opinion.
宣言的な文は、単に事実や意見を述べるものです。
C2 noun /ˈkærɪlɒn/

carillon

カリヨン
Meaning
A set of bells played using a keyboard, usually in a tower.
Example
The carillon bells rang across the town square.
カリヨンの鐘の音が町の広場に響き渡った。
B2 noun /ˌkɒnsərˈveɪʃən ˈmuːvmənt/

Conservation Movement

保護運動
Meaning
A political, environmental, and social movement that seeks to protect natural resources including plant and animal species as well as their habitat for the future.
Example
The conservation movement began in the 19th century to protect wildlife.
保護運動は19世紀に野生動物を保護するために始まりました。
A1 adjective /ˈmɛni/

many

多くの
Meaning
a large number of
Example
Many students attended the lecture.
多くの学生が講義に参加しました。
C1 adjective /ˈæm.ɪ.kə.bəl/

amicable

友好的
Meaning
Having a spirit of friendliness; without serious disagreement or rancor.
Example
They reached an amicable agreement.
彼らは友好的な合意に達しました。
A1 noun ækˈtɪv.ɪ.ti

Activities

活動
Meaning
A thing that a person or group does or has done.
Example
Productive activities drive progress.
生産的な活動は進展を促進します。
C1 adverb /ˈeɪ.mi.ə.bli/

Amiably

友好的に, 親切に
Meaning
in a friendly and pleasant manner
Example
They discussed the issue amiably without any arguments.
彼らは議論を交わすことなく、友好的にその問題を話し合った。
B2 noun /kəmˈpliːʃən/

completion

完了
Meaning
the action or process of finishing something
Example
The completion of the project will take another few weeks.
プロジェクトの完了にはさらに数週間かかります。
C2 adjective /rɪˈfjuː.tə.bəl/

Refutable

反証可能
Meaning
capable of being proven wrong or false; able to be disproved
Example
His theory was refutable because it could be tested experimentally.
彼の理論は実験的にテストできるので反証可能でした。
C2 adjective /ɪˈkwɪvəkəl/

equivocal

曖昧
Meaning
Open to more than one interpretation; ambiguous.
Example
His equivocal answer confused everyone.
彼の曖昧な答えは皆を混乱させた。
C1 adjective /ˈpiːs.ə.bəl/

Peaceable

平和的な; 紛争を避ける傾向のある
Meaning
peaceful; inclined to avoid conflict
Example
The peaceable protest ended without any violence.
平和的な抗議は暴力なしで終わった。
B1 noun /ˈlɪm.ɪt/

Limit

制限; 限界
Meaning
a point or level beyond which something does not or may not extend or pass; the greatest amount allowed
Example
There is a speed limit on this road.
この道には速度制限があります。
C1 verb ɪɡˈzæsərbeɪt

exacerbate

悪化させる
Meaning
To make a problem, bad situation, or negative feeling worse.
Example
Climate change exacerbates flooding issues.
気候変動が洪水の問題を悪化させている。
C2 verb /ˈstɪp.əl/

stipple

小さな点で覆う
Meaning
to cover a surface with numerous small dots or specks, often in drawing or painting
Example
The artist stippled the canvas to create a textured effect.
アーティストはキャンバスに小さな点をつけて、テクスチャ効果を作り出しました。
C2 noun /ˈdʒes.tər/

Jester

道化師; ピエロ
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.
宮廷の道化師は、鋭いコメントや面白いトリックで王様を楽しませた。
B2 noun ˌsænɪˈteɪʃən

sanitation

衛生
Meaning
Conditions relating to public health, especially the provision of clean drinking water and adequate sewage disposal.
Example
Good sanitation practices are key to preventing infestations.
良い衛生習慣は侵入を防ぐための鍵です。
B2 noun /ˈɡæm.blər/

Gambler

ギャンブラー
Meaning
a person who gambles regularly, typically someone who cannot resist the urge to gamble
Example
The experienced gambler knew when to fold his cards and when to bet big.
経験豊富なギャンブラーは、カードを折る時と大きな賭けをする時を知っていました。
C2 adjective /prɪˈsɛnʃənt/

presentient

予感
Meaning
Having a feeling or sense of something about to happen; predictive.
Example
She was presentient of the coming disaster.
彼女は迫り来る災害を予感していた。
B2 verb /ɪnˈtɛnsɪfaɪ/

intensify

強化する
Meaning
To make something stronger, more extreme, or more forceful.
Example
The storm is expected to intensify overnight.
嵐は夜通し強くなると予想されています。
C2 noun /foʊl fʊt/

Foal-foot

馬のひづめの花
Meaning
a yellow flowering plant with leaves shaped like a horse's hoof, also known as coltsfoot
Example
The foal-foot plant grows wild in many meadows and is often the first flower to bloom in spring.
馬のひづめの花の植物は多くの草地で野生で成長し、春に最初に咲く花の一つです。
B2 noun /ˈhæb.ɪ.tæt/

habitat

生息地
Meaning
The natural environment where an organism lives and meets its needs.
Example
The polar bear's natural habitat is the Arctic region.
ホッキョクグマの自然な生息地は北極地域です。
C1 noun /ˈdɪɡnɪˌtɛri/

dignitary

重要人物
Meaning
a person considered to be important because of high rank or office
Example
Several foreign dignitaries attended the state banquet.
数人の外国の重要人物が国の晩餐会に出席しました。
C1 adjective /ˈəʊnərəs/

onerous

重い
Meaning
involving a great deal of effort, difficulty, or burden
Example
Fulfilling the contract proved to be an onerous task for the company.
契約を履行することは会社にとって負担の大きい仕事だと証明された。
C2 noun /ˈɔːrzmən/

Oarsman

オールマン
Meaning
a person who rows a boat, especially as a member of a racing crew
Example
The experienced oarsman rowed the boat across the river.
経験豊富なオールマンは川を渡るためにボートを漕いだ。
B2 noun /ˈpiː.lər/

Peeler

皮むき器
Meaning
a kitchen tool used to remove the outer skin or peel from fruits and vegetables
Example
Use a peeler to remove the potato skin.
ポテトの皮をむくために皮むき器を使用してください。
C2 noun /ˌdɪsprəˈpɔːrʃən/

disproportion

不均衡
Meaning
a lack of balance or symmetry; an inequality
Example
There is a clear disproportion between rich and poor in many societies.
多くの社会において、富裕層と貧困層の間に明確な不均衡があります。
C2 noun /ˈfɪlɪɡri/

filigree

繊細な装飾細工、通常は金または銀で作られた
Meaning
delicate ornamental work of fine wire, usually of gold or silver
Example
The necklace was decorated with intricate gold filigree.
ネックレスは複雑な金のフィリグリーで飾られていました。
B2 noun /daɪˈmen.ʃənz/

dimensions

次元
Meaning
Aspects or features of a situation, problem, or thing.
Example
New dimensions of space exploration are being uncovered.
宇宙探査の新しい次元が明らかになっています。
C2 adjective /kənˌtɛmpəˈreɪniəs/

contemporaneous

同時代の
Meaning
existing, happening, or occurring at the same time
Example
The two artists were contemporaneous and often influenced each other.
二人のアーティストは同時代のもので、しばしば互いに影響を与えました。
B1 adjective ɪnˈdʌs.tri.əl

industrial

工業的な
Meaning
Relating to or characterized by industry.
Example
Industrial sectors boost exports.
工業部門は輸出を促進する。
B1 noun /ˌsaʊθˈiːst/

southeast

南東
Meaning
the direction that is between south and east; a region in that direction
Example
The city is located in the southeast of the country.
その都市は国の南東に位置しています。
C2 adjective /ˌæntɪˈmʌndeɪn/

antemundane

世界創造前
Meaning
Existing or occurring before the creation of the world.
Example
Some myths speak of an antemundane chaos before order was established.
いくつかの神話では、秩序が確立される前のアンテムンダンの混乱について語られています。
C1 adjective /hɪpˈnɒtɪk/

hypnotic

催眠的な
Meaning
Producing sleep or a trance-like state; mesmerizing.
Example
The music had a hypnotic effect on the audience.
その音楽は聴衆に催眠的な効果を与えました。
C1 adjective /ˈstrɪndʒənt/

stringent

厳格
Meaning
strict, precise, and exacting
Example
The government imposed stringent measures during the crisis.
政府は危機の間に厳しい措置を課しました。
C2 noun /ˈɛndaɪv/ or /ˈɑːndɪv/

endive

エンダイブ
Meaning
A leafy vegetable belonging to the chicory family, often used in salads.
Example
She added fresh endive to the salad for a slightly bitter flavor.
彼女はサラダに少し苦味のある新鮮なエンダイブを加えました。
C1 adverb /ˈæm.ɪ.kə.bli/

Amicably

友好的に
Meaning
in a friendly way without anger or resentment
Example
The divorce was settled amicably between both parties.
離婚は両者の間で友好的に解決されました。
B2 adjective; past participle /ˈɒnəd/

honoured

光栄に思う
Meaning
treated with respect or distinction; feeling proud and privileged
Example
She felt deeply honoured to receive the award.
彼女は賞を受け取って光栄に思った。
B2 verb ɪnˈfɔːrsɪŋ

enforcing

施行する
Meaning
To compel observance of or compliance with a law, rule, or obligation.
Example
Enforcing strict laws is necessary to prevent violations.
厳格な法律を施行することは、違反を防ぐために必要です。
B2 noun /ˈnuː.səns/

Nuisance

迷惑; 不便;
Meaning
a person, thing, or circumstance causing inconvenience or annoyance
Example
The constant noise from construction is a real nuisance.
建設の絶え間ない騒音は本当の迷惑です。
C2 adjective /prəˈvaɪzəri/

provisory

仮の
Meaning
conditional; depending on certain terms being met
Example
The arrangement was only provisory until the final contract was signed.
その取り決めは、最終契約が署名されるまで仮のものでした。
B2 adjective /ˈklʌm.zi/

clumsy

不器用
Meaning
awkward in movement or lacking skill
Example
He is so clumsy that he drops things all the time.
彼はとても不器用で、いつも物を落としてしまいます。
C2 adjective /ˌsɛm.iˈsɪv.ə.laɪzd/

semicivilized

半文明
Meaning
Partially civilized; having some aspects of civilization but not fully developed.
Example
The tribe was described as semicivilized by early explorers.
その部族は初期の探検家によって半文明と説明されました。
C1 verb /ˌriːˈkæl.ɪ.breɪt/

recalibrate

再調整する, 調整し直す
Meaning
To calibrate again or differently; to adjust or correct something based on new information or changed circumstances.
Example
The company had to recalibrate its strategies to adapt to the market.
会社は市場に適応するために戦略を再調整する必要があった。
C1 noun /ˈveɪpəraɪzər/

vaporizer

ベイポライザー
Meaning
a device that turns a liquid into vapor, often for inhalation
Example
She used a vaporizer to ease her cough.
彼女は咳を和らげるためにベイポライザーを使いました。
B1 noun /ˈkæləri/

calorie

カロリー
Meaning
A unit of energy, often used to measure the energy content of food and drink.
Example
She checks the calorie count before eating any packaged food.
彼女はパッケージ食品を食べる前にカロリー数をチェックします。
C1 adjective /ˌɛvərˈlæstɪŋ/

everlasting

永遠の
Meaning
Lasting forever or for an indefinitely long time.
Example
The poet wrote about his everlasting love for nature.
詩人は自然に対する永遠の愛について書きました。
B2 noun /ˈhɑːr.mə.ni/

harmony

調和
Meaning
A pleasing combination of different elements or a state of peaceful coexistence.
Example
A society thrives when there is harmony among its people.
社会は人々の間に調和があると繁栄します。
C2 noun /praɪˈveɪʃən/

privation

欠乏, 貧困
Meaning
A state in which things essential for human well-being such as food and warmth are lacking.
Example
The refugees suffered great privation during the harsh winter.
難民たちは厳しい冬の間に大きな欠乏に苦しみました。
C2 adjective /ˈfʌndʒəbl/

fungible

代替可能な
Meaning
interchangeable; able to replace or be replaced by another identical item
Example
In finance, money is considered a fungible asset.
金融業界では、貨幣は代替可能な資産と見なされています。
C2 noun /ˈænɪməlˌkjuːl/

animalcule

動物微生物
Meaning
A microscopic animal, especially a protozoan or other minute organism.
Example
The scientist observed an animalcule moving under the microscope.
科学者は顕微鏡の下で動物微生物が動いているのを観察しました。
C2 noun /blɑːtʃ/

blotch

しみ
Meaning
a large, irregular spot or stain, often on skin or fabric
Example
His shirt had a red blotch from the spilled juice.
彼のシャツにはこぼれたジュースで赤いしみがついていた。
C2 verb /ˌkaʊntərˈmænd/

countermand

命令を取り消す
Meaning
to revoke or cancel an order or command
Example
The general countermanded the previous orders immediately.
将軍は前の命令を直ちに取り消しました。
B2 noun fəˈtiːɡ

fatigue

疲労
Meaning
Physical or mental exhaustion due to prolonged exertion or mental stress
Example
Lack of sleep leads to extreme fatigue.
睡眠不足は極度の疲労を引き起こします。
C1 adverb /ˈɒp.tɪ.məl.i/

optimally

最適に
Meaning
In the most effective or efficient way possible.
Example
Tasks should be allocated optimally for maximum output.
タスクは最大の成果を上げるために最適に割り当てるべきです。
C1 adjective, noun /ˈpæstərəl/

pastoral

田園の、牧羊者に関連する
Meaning
relating to the countryside, shepherds, or rural life; also relating to spiritual guidance by a pastor
Example
The painting had a calm pastoral scene with sheep grazing.
その絵画には羊が草を食べている静かな田園風景が描かれていた。
C2 verb /lʌɡˈʒʊrieɪt/

luxuriate

贅沢を楽しむ
Meaning
to enjoy something in a self-indulgent way; to take pleasure in great comfort
Example
She luxuriated in the warm bubble bath after a long day.
長い一日の後、彼女は暖かいバブルバスで贅沢を楽しんでいた。
C1 noun /ˈfɛlən/

felon

犯罪者
Meaning
a person who has committed a serious crime
Example
The felon was sentenced to ten years in prison.
犯罪者は10年の刑を言い渡された。
B2 noun /ˈfriː.kwən.si/

Frequency

頻度
Meaning
the rate at which something occurs or is repeated over a particular period of time
Example
The frequency of earthquakes in this region has increased dramatically over the past decade.
この地域の地震の頻度は過去10年間で劇的に増加しました。
C1 verb /dɔːnt/

daunt

脅す
Meaning
to make someone feel intimidated, discouraged, or less confident
Example
The steep climb did not daunt the experienced hikers.
急な登りは経験豊富なハイカーを怖がらせませんでした。
C1 verb /ˈtræŋ.kwɪ.laɪz/

tranquilize

鎮静する
Meaning
to make someone or something calm or less anxious, often by using drugs
Example
The veterinarian had to tranquilize the tiger before moving it.
獣医は虎を動かす前に鎮静する必要があった。
C1 adjective /ˌfɪl.hɑːrˈmɒn.ɪk/

philharmonic

交響楽団に関連する
Meaning
relating to a symphony orchestra or its music
Example
The philharmonic orchestra performed a stunning rendition of Beethoven's Ninth Symphony.
フィルハーモニックオーケストラはベートーヴェンの第九交響曲の素晴らしい演奏を行いました。
C1 noun /sərˈveɪər/

surveyor

測量士
Meaning
A person who measures and maps land, buildings, or other features.
Example
The surveyor measured the land for construction.
測量士は建設のために土地を測定した。
C1 verb /ˈdɛsɪmeɪt/

decimate

壊滅させる
Meaning
To destroy or kill a large proportion of something.
Example
The wildfire decimated the forest.
森林火災が森を壊滅させました。
C1 noun /ˌsɛnsəˈbɪləti/

Sensibility

感受性
Meaning
the ability to appreciate and respond to complex emotional or aesthetic influences; sensitivity
Example
Her artistic sensibility made her appreciate fine details in paintings.
彼女の芸術的な感受性は、絵画の細部を評価するのに役立ちました。
B2 noun ˈlɒŋ tɜːm ˈmɛm.ər.i

Long-term memory

長期記憶
Meaning
Such memory that remains stored in the brain for a long time
Example
Repeated practice helps transfer information into long-term memory.
繰り返しの練習が情報を長期記憶に転送するのを助けます。
C1 noun /əˈlʌmnəs/

alumnus

卒業生
Meaning
a former student or graduate of a school, college, or university
Example
He is an alumnus of Harvard University.
彼はハーバード大学の卒業生です。
B1 adverb /ˈkɒmənli/

commonly

一般的に
Meaning
usually or by most people
Example
This phrase is commonly used in everyday speech.
このフレーズは日常会話で一般的に使われます。
C2 noun /prəˈtɛktərət/

protectorate

保護国
Meaning
A state that is controlled and protected by another.
Example
The small country became a protectorate of the empire.
小さな国は帝国の保護国となった。
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。
B2 adjective ɪnˈev.ɪ.tə.bəl

inevitable

避けられない
Meaning
Certain to happen; unavoidable.
Example
Death is an inevitable part of life.
死は人生の避けられない一部です。
A2 noun /fæt/

Fat

脂肪
Meaning
a natural oily substance occurring in animal bodies; lipid used in cooking
Example
Too much fat in your diet can be unhealthy.
食生活における過剰な脂肪は健康に悪影響を及ぼす可能性があります。
C1 adjective /ʃrɪl/

shrill

鋭い音
Meaning
High-pitched and piercing in sound.
Example
The shrill whistle startled everyone in the room.
鋭い口笛の音が部屋の中の全員を驚かせた。
C2 noun /ˈplɛnɪtjuːd/

plenitude

充実
Meaning
the condition of being full or abundant; a great quantity
Example
The garden was a plenitude of flowers in spring.
春に庭は花の充実でした。
A2 verb /kwɪt/

quit

やめる
Meaning
to stop doing something; to leave a job or position
Example
She decided to quit her job and start her own business.
彼女は仕事をやめて自分のビジネスを始めることにした。
C1 adjective /ˈɡrændioʊs/

grandiose

壮大な
Meaning
Impressive or magnificent in appearance or style, often pretentiously so.
Example
He had grandiose plans of building a futuristic city in the desert.
彼は砂漠に未来的な都市を建設する壮大な計画を持っていました。
B2 noun ˌeksplɔɪˈteɪʃən

exploitation

搾取
Meaning
The action of making use of and benefiting from resources, often in an unfair or selfish way.
Example
Exploitation of marine resources has led to significant damage.
海洋資源の搾取は重大な損害を引き起こしました。
C2 noun /ɪˌledʒ.əˈbɪl.ə.ti/

Illegibility

読みにくさ
Meaning
the quality of being impossible or difficult to read; unclear writing or print
Example
The doctor's handwriting was famous for its illegibility among the pharmacy staff.
医者の手書きは薬局のスタッフの間でその読みにくさで有名でした。
C1 adjective /prəˈmɪskjuəs/

promiscuous

放蕩
Meaning
Having or showing a casual and unselective approach, often used to describe indiscriminate sexual relationships.
Example
The novel depicts a character with a promiscuous lifestyle.
その小説は、放蕩的なライフスタイルを持つキャラクターを描いています。
C2 noun /ˌiː.tiˈɒ.lə.dʒi/

etiology

病因学
Meaning
the cause or origin of a disease or condition
Example
Doctors are studying the etiology of the new virus.
医師たちは新しいウイルスの病因学を研究しています。
C2 adjective /rɪˈsplɛndənt/

resplendent

輝かしい
Meaning
Shining brilliantly; dazzling in appearance or effect
Example
The bride looked resplendent in her wedding gown.
花嫁はウェディングドレスで輝いて見えました。
C2 noun /əˈluːviən/

alluvion

アリュビオン
Meaning
The gradual increase of land by the deposit of soil from water; also, a flood or overflow of water.
Example
The river’s alluvion added new fertile land to the village fields.
川のアリュビオンは村の畑に新しい肥沃な土地を加えました。
C2 noun /əˈspær.ə.ɡəs biːn/

Asparagus bean

アスパラガス豆
Meaning
a long, thin green vegetable pod that grows on vines; also known as yard-long bean
Example
The asparagus bean grows up to three feet long and is commonly used in Asian cooking.
アスパラガス豆は最大で三フィートの長さになり、アジア料理で一般的に使用されます。