foliage
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C1 noun /ˈfoʊliɪdʒ/

foliage

Meaning
The leaves of a plant, collectively.
Example
The autumn foliage looked stunning in the park.
秋の葉は公園で素晴らしく見えました。
B1 noun ˈfæmɪli triː

Family Tree

家系図
Meaning
A diagram showing the relationships between people in several generations of a family.
Example
Creating a family tree helps understand family history.
家系図を作成することは、家族の歴史を理解するのに役立ちます。
C2 noun /fɪntʃ/

finch

フィンチ(小さな歌う鳥)
Meaning
a small songbird with a short, stout bill
Example
A colorful finch perched on the branch singing sweetly.
カラフルなフィンチが枝に止まり、甘い歌を歌っていました。
B2 adjective /ˌfjuːtʃəˈrɪstɪk/

futuristic

未来的な
Meaning
Having or involving very modern technology or design that is advanced beyond what is currently available
Example
Futuristic technologies are transforming industries worldwide.
未来的な技術は、世界中の産業を変革しています。
C2 verb /ˈfrʌktɪˌfaɪ/

fructify

実らせる
Meaning
To make fruitful or productive; to bear fruit.
Example
The new policies will help fructify the economic potential of the region.
新しい政策は地域の経済的な潜在能力を実らせるのに役立ちます。
A2 verb /feɪl/

fail

失敗する
Meaning
to not succeed in achieving something; to be unsuccessful
Example
He failed to complete the assignment on time.
彼は時間通りに課題を完了することに失敗した。
C1 verb /fɔːrˈtɛl/

foretell

予知する
Meaning
to predict or announce something before it happens
Example
The old man claimed he could foretell the future.
その老人は未来を予知できると主張した。
A2 verb /fɪks/

fix

Meaning
To repair or make something work again.
Example
The mechanic fixed the broken car.
B2 adverb /ˈfɔːrməli/

formally

正式に
Meaning
in a formal or official manner; according to established rules or conventions
Example
The agreement was formally signed by both parties.
その合意は両当事者によって正式に署名された。
B2 noun /ˈfreʃmən/

freshman

一年生
Meaning
a first-year student at a high school, college, or university
Example
The freshman felt nervous on his first day at university.
一年生は大学での初日に緊張していました。
A2 determiner/adjective /ˈfjuːər/

fewer

より少ない
Meaning
a smaller number of; not as many
Example
Fewer people attended the meeting than expected.
予想より少ない人々が会議に出席した。
C2 noun /ˈfriːˌmeɪsən/

freemason

フリーメイソンのメンバー
Meaning
A member of an international fraternity known as Freemasonry, focused on moral and spiritual values.
Example
His grandfather was a respected freemason in the community.
彼の祖父はコミュニティで尊敬されているフリーメイソンでした。
C1 noun, verb /ˈfɜːrloʊ/

furlough

一時休職
Meaning
temporary leave of absence from work, especially that granted to an employee or soldier
Example
Many workers were placed on furlough during the crisis.
多くの労働者は危機の間に休職させられました。
A2 noun /ˈfrɛndʃɪp/

friendship

友情
Meaning
A close and trusting relationship between two or more people.
Example
Their friendship has lasted since childhood.
彼らの友情は幼少期から続いています。
C1 adjective /ˈfiːbl/

feeble

弱い, 無力
Meaning
lacking physical strength or vigor; weak
Example
After the illness, she felt too feeble to stand.
病気の後、彼女は立ち上がるにはあまりにも弱かった。
A1 noun /flɔːr/

floor

Meaning
the lower surface of a room, on which one may walk
Example
The floor was covered with a soft carpet.
床は柔らかいカーペットで覆われていました。
A2 noun /ˈfɪɡ.jər/

Figure

図形; 画像; 数字;
Meaning
a number, especially one which forms part of official statistics; the shape of a human body
Example
The sales figure for this quarter exceeded all expectations.
この四半期の売上数字はすべての予想を超えました。
B2 adjective /flɔːd/

flawed

欠陥のある
Meaning
having a mistake or fault that reduces its value or quality
Example
The flawed design of the car led to a recall.
車の欠陥のあるデザインがリコールを引き起こした。
A2 noun /fækt/

fact

事実
Meaning
A thing that is known or proved to be true
Example
It is a fact that the Earth orbits the Sun.
地球が太陽の周りを回っているのは事実です。
B1 noun /ˈfes.tə.vəl/

Festival

フェスティバル; 祭り;
Meaning
a day or period of celebration, typically for religious reasons; an organized series of concerts, films, etc.
Example
The music festival attracted thousands of visitors from around the world.
音楽フェスティバルは世界中から何千人もの観客を魅了しました。
C1 noun /fjuːd/

feud

争い, 敵意
Meaning
a prolonged and bitter quarrel or conflict, often between families or groups
Example
The two families have been in a feud for generations.
二つの家族は世代を超えて争い続けています。
C1 adverb /ˈfɪksɪdli/

Fixedly

固定的に
Meaning
in a steady, unmoving manner; with intense concentration
Example
He stared fixedly at the painting.
彼は絵を固定的に見つめていた。
C2 noun /ˈfʌŋkʃəˌnɛri/

functionary

職員
Meaning
a person who has official duties in an organization, especially one with little authority
Example
The minor functionary was responsible for filing reports.
その下級職員はレポートの提出を担当していました。
B2 noun /foʊm/

Foam

Meaning
a mass of small bubbles formed on or in liquid; frothy white mass
Example
The waves crashed against the rocks, creating white foam on the shore.
波が岩にぶつかり、浜辺に白い泡を作った。
C2 verb /fɪˈlɪsɪˌteɪt/

felicitate

祝う
Meaning
to congratulate; to express good wishes
Example
We felicitated the graduating students at the ceremony.
私たちは式で卒業生を祝いました。
B2 noun /ˈfɜːrneɪs/

furnace

Meaning
an enclosed structure in which heat is produced for a building or for melting metal
Example
The factory's furnace melted the metal quickly.
工場の炉は金属を迅速に溶かしました。
B1 adjective /ˈfrʌstreɪtɪŋ/

frustrating

苛立たしい
Meaning
causing annoyance or dissatisfaction
Example
The slow internet connection was really frustrating.
遅いインターネット接続は本当に苛立たしかった。
C2 noun /fɔːrˈbɛrəns/

forbearance

寛容
Meaning
Patient self-control; restraint and tolerance, especially in difficult situations.
Example
She showed remarkable forbearance during the heated argument.
彼女は激しい議論の中で驚くべき寛容さを示しました。
C1 adjective /ˈfliː.tɪŋ/

fleeting

儚い
Meaning
Lasting for a very short time; passing quickly.
Example
Happiness can be fleeting, so cherish every moment.
幸せは儚いものである可能性があるので、すべての瞬間を大切にしてください。
A2 noun /fɒks/

Fox

キツネ
Meaning
a wild animal related to dogs, with a pointed face and thick fur
Example
The red fox is known for its cunning nature.
赤いキツネはそのずる賢い性格で知られています。
B2 noun /ˈfrɪkʃən/

friction

摩擦
Meaning
the resistance that one surface or object encounters when moving over another; conflict or tension between people or groups
Example
There was friction between the two departments over resource allocation.
リソース配分に関して、二つの部門間に摩擦がありました。
C2 noun /ˈfɜːrnəri/

fernery

シダ植物の栽培所、シダを育てる場所
Meaning
a place or greenhouse where ferns are cultivated
Example
The garden's fernery was full of exotic plants.
庭のファーネリーは珍しい植物でいっぱいだった。
C2 adjective /ˈfɪnɪki/

finicky

気難しい; 詳細に非常にこだわる
Meaning
difficult to please; very particular about details
Example
He is so finicky about his food that he only eats organic vegetables.
彼は自分の食べ物に対してとても細かいので、有機野菜だけを食べます。
B1 adjective /ˈflek.sə.bəl/

Flexible

柔軟な; 変更に適応可能
Meaning
able to bend easily; adaptable to change; not rigid
Example
She has a flexible work schedule that allows her to work from home.
彼女は自宅で働ける柔軟な仕事のスケジュールを持っています。
B1 noun /fɒɡ/

Fog

Meaning
a thick cloud of tiny water droplets suspended in the atmosphere at or near the earth's surface that reduces visibility
Example
Dense fog covered the highway this morning.
今朝、濃霧が高速道路を覆いました。
B2 noun /ˈfɔːrəm/

forum

フォーラム
Meaning
A place, meeting, or medium where ideas and views can be exchanged.
Example
The online forum allows people to discuss a wide range of topics.
オンラインフォーラムでは、人々がさまざまなトピックについて議論することができます。
A2 noun/verb /fɛns/

fence

フェンス
Meaning
a barrier, usually made of wood or wire, that surrounds an area; to enclose with a barrier
Example
They built a fence around the garden.
彼らは庭の周りにフェンスを作った。
C1 adjective /ˈfrɪvələs/

frivolous

取るに足らない
Meaning
Not having any serious purpose or value; silly or unimportant.
Example
She dismissed the frivolous complaint quickly.
彼女は取るに足らない苦情をすぐに却下しました。
A2 noun /ˈfiːtʃər/

feature

特徴
Meaning
a distinctive attribute or aspect of something; a characteristic
Example
The new phone has a unique camera feature.
新しい電話にはユニークなカメラの特徴があります。
B1 adjective /ˈfəʊkəst/

focused

集中
Meaning
Directing a great deal of attention or effort toward a particular activity, situation, or person.
Example
Staying focused during work hours enhances productivity.
勤務時間中に集中することで生産性が向上します。
B2 adjective /ˈfruːt.fəl/

Fruitful

実り多い; 有益な; 成功した;
Meaning
productive; beneficial; successful;
Example
Our discussion was very fruitful and led to many new ideas.
私たちの議論は非常に実り多く、新しいアイデアをたくさん生み出しました。
A1 noun /ˈfraɪ.deɪ/

friday

金曜日
Meaning
the day of the week following Thursday and preceding Saturday
Example
We have a team meeting every Friday afternoon.
私たちは毎週金曜日の午後にチーム会議があります。
A2 noun, verb /fuːl/

fool

バカ
Meaning
a silly or stupid person; to trick someone
Example
He felt like a fool after believing the prank.
いたずらを信じた後、彼は自分がバカだと思った。
B2 verb, adjective /ˈfɒstər/

foster

育てる
Meaning
to encourage the development of something; to raise a child that is not one's own
Example
The program aims to foster creativity in young students.
そのプログラムは若い学生たちに創造力を促進することを目的としています。
A1 adjective/noun /fɔːrθ/

fourth

第四
Meaning
Constituting number four in a sequence; coming after the third in position.
Example
He finished in fourth place in the race.
彼はレースで第四位になった。
C1 adverb /ˈfɜː.vənt.li/

Fervently

熱心に; 熱烈に;
Meaning
with passionate intensity; ardently; with great emotion or enthusiasm
Example
She fervently hoped that her dreams would come true.
彼女は自分の夢が実現することを熱心に願っていました。
C1 noun /ˈfɔːrdʒər/

forger

偽造者
Meaning
a person who makes fake documents, artworks, or signatures
Example
The police arrested a forger who had been selling counterfeit paintings.
警察は偽造者を逮捕しました。彼は偽の絵画を販売していました。
C2 adjective /ˈfʌsti/

fusty

かび臭い、古臭い
Meaning
smelling stale, damp, or stuffy; old-fashioned
Example
The room smelled fusty after being closed for months.
部屋は数ヶ月間閉め切られていた後、かび臭くなった。
C1 noun /fæd/

fad

一時的な流行、トレンド
Meaning
a temporary fashion or trend; a short-lived craze
Example
The new diet became a popular fad among teenagers.
新しいダイエットはティーンエイジャーの間で人気の一時的なトレンドとなった。
C1 noun /fɔːrˈmæl.ə.ti/

Formality

形式
Meaning
the rigid observance of rules of convention or etiquette; a thing done simply to comply with requirements
Example
The signing of the contract was just a formality; the deal was already agreed upon.
契約書にサインすることは単なる形式でした。契約はすでに合意されていました。
C1 adjective /ˈfruː.ɡəl/

Frugal

節約的; 倹約的
Meaning
economical; thrifty;
Example
She is very frugal and saves money by buying only necessary items.
彼女はとても倹約的で、必要な物だけを買ってお金を節約しています。
C1 adjective /ˈfeɪl.seɪf/

fail-safe

故障防止
Meaning
designed to prevent failure or accidents; guaranteed to work correctly
Example
The engineers installed a fail-safe mechanism in the nuclear plant.
エンジニアは原子力発電所に故障防止メカニズムを設置しました。
B2 noun /ˈfaɪ.bər/

fibre

繊維
Meaning
A thread or filament from which a vegetable tissue, mineral substance, or textile is formed; dietary material that aids digestion.
Example
Eating foods rich in fibre can improve your digestion.
食物繊維が豊富な食べ物を食べると消化が良くなります。
C1 noun /ˈfænsiər/

fancier

愛好家
Meaning
a person who has a special interest in a particular thing or activity, especially animals or hobbies
Example
He is a fancier of rare birds.
彼は珍しい鳥の愛好家です。
C2 adjective /ˈfraʊzi/

frowzy

だらしない
Meaning
Unkempt, messy, or having a musty, unpleasant smell.
Example
He entered the room with a frowzy appearance after sleeping on the couch.
彼はソファで寝た後、だらしない外見で部屋に入ってきました。
C1 adjective /fɪkˈtɪʃəs/

fictitious

虚構の、偽の
Meaning
not real or true; imaginary or fabricated
Example
The story he told was entirely fictitious.
彼が話した話は完全に虚構だった。
B2 noun /ˈfɔːr.kæst/

Forecast

天気予報
Meaning
a prediction or estimate of future events, especially coming weather conditions
Example
The weather forecast predicted heavy rain for the entire weekend.
天気予報は週末全体で大雨を予測しました。
C1 adjective /ˈfænsiːd/

fancied

想像された, 願われた
Meaning
imagined, desired, or believed without evidence
Example
He is a fancied suitor in the eyes of the young lady.
彼は若い女性の目には想像上の求婚者です。
C1 noun /ˈfren.zi/

Frenzy

熱狂
Meaning
a state or period of uncontrolled excitement or wild behavior; intense activity
Example
The announcement of the sale created a shopping frenzy at the mall.
セールの発表はショッピングの熱狂を引き起こしました。
A2 noun /ˈfer.i.teɪl/

Fairy-tale

おとぎ話
Meaning
a children's story about magical and imaginary beings and lands
Example
Children love listening to fairy-tales before bedtime.
子供たちは寝る前におとぎ話を聞くのが大好きです。
C2 noun /ˈfɪli/

filly

若い雌馬
Meaning
a young female horse
Example
The filly ran swiftly across the meadow.
その若い牝馬は草原を速く走った。
B1 noun /flæʃ/

Flash

フラッシュ; ひらめき
Meaning
a sudden brief burst of bright light; a very brief moment
Example
There was a bright flash of lightning followed by thunder.
雷鳴の後に明るい閃光がありました。
B2 noun /ˈfluː.ən.si/

fluency

流暢さ
Meaning
The ability to speak or write a language smoothly and effortlessly.
Example
She speaks English with remarkable fluency.
彼女は素晴らしい流暢さで英語を話します。
B1 noun fʌnd

fund

基金
Meaning
A sum of money saved or made available for a particular purpose.
Example
The government allocated a fund for disaster relief.
政府は災害救援のために基金を割り当てました。
B2 adjective, verb (present participle) /ˈfloʊtɪŋ/

floating

浮かんでいる
Meaning
remaining on the surface of a liquid without sinking; moving lightly or freely
Example
The boat was floating gently on the calm lake.
ボートは穏やかな湖の上で優しく浮かんでいた。
C2 adjective /ˈflɪpənt/

flippant

軽薄な
Meaning
not showing a serious or respectful attitude
Example
His flippant remarks annoyed the teacher.
彼の軽薄な発言は教師をイライラさせた。
B2 verb ˈfaɪ.nəl.aɪz

finalize

最終決定する
Meaning
To complete arrangements for something; put into final form.
Example
The treaty was finalized after the discussions.
協定は討論後に最終決定されました。
B2 adjective /ˈfɛmənɪn/

feminine

女性的
Meaning
having qualities traditionally associated with women; feminine in nature
Example
She has a very feminine style of dressing.
彼女はとても女性的な服装スタイルを持っています。
C1 noun ˌflʌk.tʃuˈeɪ.ʃən

fluctuation

変動
Meaning
An irregular rising and falling in number or amount; a variation.
Example
The stock market experiences frequent fluctuation.
株式市場は頻繁に変動します。
A2 noun /fiːld/

field

フィールド
Meaning
an area of open land, often used for farming, sports, or scientific study
Example
The children played football in the field.
子供たちはフィールドでサッカーをしました。
C2 verb /foʊˈmɛnt/

foment

扇動する
Meaning
To instigate or stir up (an undesirable or violent sentiment or course of action).
Example
The rebel leader tried to foment unrest among the people.
反乱の指導者は、人々の間で騒動を煽ろうとした。
B1 noun /frʌˈstreɪʃən/

frustration

フラストレーション
Meaning
The feeling of being upset or annoyed due to inability to achieve something.
Example
He felt deep frustration when his plans failed.
彼は自分の計画が失敗したとき、深いフラストレーションを感じました。
C2 verb /ˈfɜːrbɪʃ/

furbish

磨く
Meaning
to polish, renovate, or give a fresh look to something
Example
The workers furbished the old sword until it gleamed like new.
作業員たちは古い剣を磨き、それが新しいかのように輝くまでしました。
C2 adjective/noun /fɪˈduː.ʃi.er.i/

fiduciary

信託の
Meaning
Involving trust, especially with regard to the relationship between a trustee and a beneficiary.
Example
Banks have fiduciary duties towards their clients.
銀行は顧客に対して信託義務を負っています。
C1 adjective /ˈfɔːrmətɪv/

formative

形成的
Meaning
Having a lasting influence on a person's development or character.
Example
Childhood is often described as a formative stage in life.
子供時代は人生の中で形成的な段階としてよく説明されます。
B2 adjective /ˈfɪr.fəl/

fearful

恐ろしい
Meaning
feeling afraid or showing fear
Example
She was fearful of walking alone at night.
彼女は夜に一人で歩くのを恐れていた。
B1 verb /ˈfraɪtən/

frighten

怖がらせる
Meaning
to cause fear or alarm in someone
Example
The loud noise frightened the child.
大きな音が子供を怖がらせた。
B1 noun /ˈflaʊər veɪs/

Flower-vase

花瓶
Meaning
a decorative container used to hold cut flowers
Example
She placed beautiful roses in the flower vase on the table.
彼女はテーブルの上に花瓶に美しいバラを置きました。
B2 noun /ˈfjuːʒən/

fusion

融合
Meaning
the process or result of joining two or more things together to form a single entity
Example
The restaurant offers a unique fusion of Asian and European cuisines.
レストランはアジアとヨーロッパの料理を融合させたユニークな料理を提供します。
C1 adjective /ˌfɑːrˈfɛtʃt/

far-fetched

信じがたい
Meaning
unlikely to happen or be true; improbable
Example
His explanation for being late was a bit far-fetched.
彼の遅刻の理由は少し信じがたいものでした。
B2 verb /ˈflætər/

flatter

過度または不誠実にお世辞を言って、恩恵を得る
Meaning
to praise excessively or insincerely to gain favor
Example
He tried to flatter his boss to get a promotion.
彼は昇進を得るために上司をお世辞で持ち上げようとした。
B1 adjective /ˈfæʃənəbəl/

fashionable

流行の
Meaning
Following the latest styles or trends in clothing, behavior, or ideas
Example
She always wears fashionable clothes to every party.
彼女は毎回のパーティーで常にファッショナブルな服を着ています。
B1 adjective /fɜːrm/

Firm

堅い; 強い; 安定している; 圧力に屈しない
Meaning
solid; stable; strong; not yielding to pressure
Example
She has a firm grip on the rope.
彼女はロープをしっかり握っています。
B1 adjective /fɪkst/

fixed

固定された, 安定した
Meaning
firmly in place; not changing or movable
Example
The schedule for the meeting is fixed for Monday morning.
会議のスケジュールは月曜日の朝に固定されています。
C1 adjective /fərˈlɔːrn/

forlorn

孤独な, 絶望的な
Meaning
extremely sad, lonely, or abandoned
Example
The abandoned puppy looked so forlorn in the rain.
放置された子犬は雨の中でとても悲しそうに見えました。
C1 noun /ˈfɪʃ.ər/

fissure

ひび割れ
Meaning
a long, narrow opening or crack in a surface or object
Example
The earthquake caused a deep fissure in the road.
地震によって道路に深いひび割れができました。
C2 noun /ˈfɒpəri/

foppery

虚飾
Meaning
Foolish or excessive concern with one's appearance or manners; pretentious behavior.
Example
His obsession with fashion was dismissed as mere foppery.
彼のファッションへの執着は単なる虚飾と見なされた。
B2 noun /fluːt/

Flute

フルート
Meaning
a musical wind instrument with holes along its length that is played by blowing across a hole at one end
Example
He played a sweet melody on his flute.
彼は自分のフルートで甘いメロディーを演奏しました。
B2 adjective /ˈfræʤaɪl/

fragile

壊れやすい
Meaning
Easily broken or damaged; delicate.
Example
Be careful with that vase, it's very fragile.
その花瓶には気をつけて、すごく壊れやすいから。
C2 noun /ˈflæɡ ˌɒfɪsər/

flag-officer

旗艦司令官
Meaning
a senior naval officer entitled to fly a flag to mark the command
Example
The flag-officer reviewed the fleet before the ceremony.
旗艦司令官は儀式の前に艦隊を視察しました。
C2 adjective /ˈflæs.ɪd/

Flaccid

しなびた; やわらかい; 弛んだ;
Meaning
soft and limp; lacking firmness; drooping
Example
The plant's leaves became flaccid after days without water.
水がない数日後、植物の葉がしなびました。
B1 noun /fiː/

fee

料金
Meaning
A payment made for a service or privilege.
Example
The lawyer charged a high fee for his services.
弁護士は彼のサービスに高い料金を請求した。
B1 noun /ˈfeɪ.ljər/

Failure

失敗
Meaning
lack of success; an unsuccessful person, enterprise, or thing
Example
The project's failure was due to poor planning and communication.
プロジェクトの失敗は、計画とコミュニケーションの不備によるものでした。
B2 noun /fɔːrˈmeɪʃən/

formation

形成
Meaning
the action of forming or process of being formed
Example
The formation of the new company took several months.
新しい会社の形成には数ヶ月かかりました。
B2 noun /fraɪt/

Fright

恐怖; 驚き; 驚愕
Meaning
a sudden intense feeling of fear; a shock or surprise that causes fear
Example
The loud thunder gave her such a fright that she dropped her coffee cup.
大きな雷の音で、彼女は恐怖を感じてコーヒーカップを落としました。
C1 verb /ˈfɔːrtɪˌfaɪ/

fortify

強化する
Meaning
To strengthen a place, person, or thing physically or mentally.
Example
They fortified the city walls to protect against invasion.
彼らは侵略に備えて街の壁を強化しました。
C2 adjective /ˈfɪliəl/

filial

息子や娘に関する; 親への敬意や愛情を示すこと
Meaning
relating to a son or daughter; showing respect or affection toward parents
Example
He showed filial respect by caring for his aging parents.
彼は年老いた両親の世話をすることでフィリアルな敬意を示しました。
C2 noun /flæks/

flax

フラックス
Meaning
a plant whose fibers are used to make linen and whose seeds are edible
Example
Flax is often used in making linen fabrics.
フラックスは、リネン生地を作るために頻繁に使用されます。
B1 adverb /ˈfeər.li/

Fairly

公正に; 適度に; 合理的に
Meaning
in a just manner; moderately; reasonably
Example
The test was fairly easy, but some questions were challenging.
テストはかなり簡単でしたが、いくつかの質問は挑戦的でした。
B2 adjective /ˈfɔːlti/

faulty

欠陥のある
Meaning
Having defects or imperfections; not working properly
Example
The device stopped working because it was faulty.
その装置は欠陥のあるため動作を停止しました。
C2 noun /ˈfɔːrˌseɪl/

foresail

フォアセイル
Meaning
The principal sail set on the foremast of a sailing vessel.
Example
The crew adjusted the foresail to catch the wind.
乗組員は風を捉えるためにフォアセイルを調整しました。
C2 adjective /fəˈlɪsɪtəs/

felicitous

適切な、ふさわしい、または楽しい; 幸運や幸福で特徴付けられる
Meaning
well-chosen, appropriate, or pleasing; marked by good fortune or happiness
Example
She made a felicitous remark that lightened the mood.
彼女は気分を軽くする適切なコメントをしました。
B2 adjective /fəˈbɪd.ən/

Forbidden

禁止された; 違法な
Meaning
not allowed; prohibited; banned
Example
Smoking is strictly forbidden in this building.
この建物では喫煙が厳しく禁止されています。
C2 noun /fækˈsɪmɪli/

facsimile

コピー
Meaning
an exact copy or reproduction of a document
Example
He sent a facsimile of the contract to the client.
彼は契約書のコピーをクライアントに送った。
A2 noun /flaʊər/

Flour

小麦粉
Meaning
fine powder made by grinding wheat or other grains; used for making bread, cakes, and pastry
Example
She mixed flour with water to make dough for bread.
彼女はパンの生地を作るために、小麦粉と水を混ぜました。
C2 noun /flɛk/

fleck

小さなシミ
Meaning
a small spot or mark, often of a different color
Example
There was a fleck of paint on the floor.
床にペンキの小さなシミがありました。
B2 noun/adjective /ˈfluːɪd/

fluid

流体
Meaning
a substance that can flow easily, such as liquid or gas; smooth and adaptable
Example
The artist's fluid movements impressed the audience.
アーティストの流れるような動きは観客を感動させました。
B1 noun /ˈfæn.si/

Fancy

興味; 想像やファンタジー
Meaning
a feeling of liking or wanting something; imagination or fantasy
Example
The child had a fancy for becoming a famous astronaut when he grew up.
その子供は大きくなったら有名な宇宙飛行士になることを夢見ていました。
B2 verb /ˈfɜːrnɪʃ/

furnish

家具を設置する、提供する
Meaning
to provide or supply with furniture or equipment
Example
They furnished the new house with modern furniture.
彼らは新しい家に現代的な家具を備えました。
C1 noun /ˈfen.jʊ.griːk/

Fenugreek

フェヌグリーク
Meaning
an herb whose seeds and leaves are used as a spice in cooking
Example
Fenugreek seeds have a slightly bitter taste and are commonly used in Indian cuisine.
フェヌグリークの種は少し苦味があり、インディアン・カレーなどでよく使われます。
B2 noun /ˈfrɛʃnəs/

freshness

新鮮さ
Meaning
The quality of being new, clean, and full of energy.
Example
The freshness of the morning air made everyone feel alive.
朝の新鮮な空気で、みんなが生き生きと感じました。
C1 adjective /ˈfæn.sɪ.fəl/

fanciful

幻想的, 非現実的
Meaning
overimaginative, unrealistic, or whimsical
Example
The story was too fanciful to be true.
その話はあまりにも幻想的で、本当だとは思えなかった。
B1 adjective /ˈfɔːrmər/

former

Meaning
Having been previously in a particular role or position.
Example
He is a former president of the association.
彼はその協会の元会長です。
B1 noun/verb /ˈfaɪtɪŋ/

fighting

戦い
Meaning
the act of engaging in a physical or verbal conflict
Example
The soldiers were fighting bravely on the battlefield.
兵士たちは戦場で勇敢に戦っていました。
B1 noun fləʊ

flow

流れ
Meaning
The action or fact of moving along in a steady, continuous stream
Example
The flow of information must be secured.
情報の流れは確保されなければならない。
A2 adjective /ˈfɔːrən/ or /ˈfɑːrən/

foreign

外国の
Meaning
Belonging to or coming from another country.
Example
She loves studying foreign languages.
彼女は外国語を学ぶのが好きです。
C1 noun /ˈfeɪvərɪtɪzəm/

favoritism

えこひいき
Meaning
the practice of giving unfair preferential treatment to one person or group
Example
The manager was accused of favoritism towards certain employees.
マネージャーは特定の従業員に対する偏愛で告発されました。
B1 noun /ˈfɔːr.tʃən/

Fortune

運; 幸運; 財産
Meaning
chance or luck as an external, arbitrary force affecting human affairs; a large amount of money or assets
Example
He made his fortune by investing wisely in technology companies.
彼はテクノロジー企業に賢明に投資することで運を得ました。
A2 adjective /ˈfraɪtənd/

frightened

怯えた
Meaning
feeling fear or anxiety; scared
Example
The child was frightened by the loud noise.
その子供は大きな音に怯えた。
B2 verb ˈfɔːr.mjə.leɪt

formulate

策定する
Meaning
To create or develop a plan or idea clearly and specifically, to construct an idea or strategy clearly.
Example
The company must formulate a strategy for expansion.
会社は拡張戦略を策定する必要があります。
C2 verb /fɔːrˈdʒʌdʒ/

forejudge

前もって判断する
Meaning
To judge beforehand without adequate information.
Example
It is unfair to forejudge someone without knowing the facts.
事実を知らずに誰かを前もって判断するのは不公平です。