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B2 adjective /ˈfeɪtl/

fatal

致命的
Meaning
causing death; leading to disaster
Example
The accident proved fatal for the driver.
その事故は運転手にとって致命的だった。
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。
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。
C2 noun /ˈfɔːrˌpiːk/

forepeak

船首の部屋
Meaning
The compartment in the forward part of a ship, often used for storage.
Example
The sailors stored extra ropes in the forepeak.
船員たちは余分なロープを船首の部屋に収納しました。
C2 noun /ˈflɛkʃən/

flection

屈曲
Meaning
The act of bending or the state of being bent, especially of a limb or joint.
Example
The doctor tested the patient's knee flection during the examination.
医者は検査中に患者の膝の屈曲をテストしました。
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。
C2 verb /flɪt/

flit

ひらひら舞う
Meaning
to move quickly and lightly from one place to another
Example
Butterflies flitted from flower to flower.
蝶が花から花へひらひらと舞った。
B2 noun /ˈflɒrɪst/

florist

花屋
Meaning
A person who sells and arranges flowers.
Example
We bought a bouquet from the local florist.
私たちは地元の花屋から花束を買いました。
C1 noun /frəˈdʒɪl.ɪ.ti/

fragility

もろさ
Meaning
The quality of being fragile; delicateness.
Example
The cornea's fragility increases with rubbing.
角膜のもろさはこすることで増加します。
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。
C2 adjective /ˈfiːkənd/

fecund

肥沃な, 生産的な
Meaning
producing or capable of producing an abundance of offspring or new growth; fertile
Example
The fecund soil produced a bountiful harvest this year.
肥沃な土壌は今年豊かな収穫をもたらしました。
C2 verb /ˈfʌdəl/

fuddle

混乱させる
Meaning
To confuse or stupefy, especially with alcohol or overwhelming information.
Example
The complicated instructions fuddled the new employees.
複雑な指示が新しい従業員を混乱させました。
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。
B2 verb fəˈsɪl.ɪ.teɪt

facilitate

容易にする
Meaning
Make an action or process easier or more achievable; to help bring about.
Example
Good infrastructure facilitates economic growth.
良いインフラは経済成長を容易にする。
C1 adjective /flæmˈbɔɪənt/

flamboyant

派手で色鮮やかな、または自信に満ちた
Meaning
showy, strikingly bold or colorful; confident and lively
Example
His flamboyant style drew everyone's attention at the party.
彼の派手なスタイルはパーティーで皆の注目を集めました。
C1 noun /ˌfæb.rɪˈkeɪ.ʃən/

fabrication

虚偽の発明
Meaning
The invention of false or misleading information; a lie or falsehood.
Example
The article was full of fabrication and misleading claims.
その記事は虚偽の発明と誤解を招く主張で満ちていました。
B2 noun /foʊm/

Foam

泡
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。
C1 adjective ˈflʌd proʊn

flood-prone

洪水に見舞われやすい
Meaning
Susceptible to flooding; likely to experience floods frequently.
Example
Bangladesh is a flood-prone deltaic nation.
バングラデシュは洪水が発生しやすいデルタ国家です。
C1 adjective /ˈfaɪ.naɪt/

Finite

有限な; 限界がある
Meaning
limited; having bounds or limits; not infinite
Example
Earth has finite natural resources.
地球には有限の自然資源があります。
A1 verb /fɔːl/

fall

落ちる
Meaning
to drop down from a higher place; to decrease; to happen or occur
Example
The leaves fall from the trees in autumn.
秋に葉が木から落ちる。
C1 verb /flɪntʃ/

flinch

ひるむ
Meaning
to suddenly move back or away due to fear or pain
Example
He didn’t flinch when the doctor gave him the injection.
彼は医者が注射をする時、ひるむことはなかった。
A1 number /ˈfɔːrti/

forty

幸せ
Meaning
the number 40; ten times four
Example
She celebrated her forty years of life with a big party.
彼女は賞を受け取ったとき、幸せを隠せなかった。
B2 noun /ˈfʊtɪdʒ/

footage

ビデオ録画
Meaning
a recorded film or video, especially one that is used for news or documentaries
Example
The footage of the protest was shown on television all day.
抗議の映像は一日中テレビで放送されました。
A2 noun /ˈfɔːrɪst/

Forest

森
Meaning
a large area covered chiefly with trees and undergrowth
Example
We went hiking in the dense forest yesterday.
昨日、私たちは密林をハイキングしました。
B2 noun /ˈfɛə(r)nɪs/

fairness

公平
Meaning
the quality of being free from bias, favoritism, or injustice
Example
She always strives for fairness in her decisions.
彼女は常に自分の決定に公平さを求めています。
B2 adjective /ˈfes.tɪv/

Festive

お祭りのような; 楽しい; セレブレーション
Meaning
joyful; celebratory; having the characteristics of a festival
Example
The house looked festive with colorful decorations.
家はカラフルな飾り付けでお祭り気分だった。
B2 noun /ˌfer.ˈwel/

Farewell

さようなら
Meaning
an act of parting or of marking someone's departure
Example
The company organized a farewell party for the retiring manager.
会社は退職するマネージャーのためにさようならパーティーを開催しました。
C1 noun /ˈfæk.ʃən/

Faction

派閥
Meaning
a small organized dissenting group within a larger one
Example
Different factions within the party disagreed about the new policy.
党内の異なる派閥は新しい政策に対して意見が一致しませんでした。
C2 adjective /ˈfrɪski/

Frisky

活発な; エネルギッシュな; 遊び好きな; いたずら好きな
Meaning
lively; energetic; playful; mischievous
Example
The frisky puppy ran around the garden playfully.
その元気な子犬は庭で遊びながら走り回っていました。
A2 adjective /ˈfæstɪst/

fastest

最速の
Meaning
moving or capable of moving at the highest speed
Example
Usain Bolt is the fastest runner in the world.
ウサイン・ボルトは世界で最も速いランナーです。
C2 verb /fleɪl/

flail

何かを激しく振る; 必死に動く
Meaning
to wave or swing something about wildly; to thrash about
Example
He flailed his arms to keep afloat in the water.
彼は水に浮かぶために腕を振った。
C2 adjective /ˈfrəʊərd/

froward

頑固な
Meaning
Difficult to deal with; contrary and disobedient.
Example
The teacher found the froward child hard to manage.
教師は頑固な子供を扱うのが難しいと感じた。
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。
B2 noun /ˈfækəlti/

faculty

能力、学部
Meaning
an inherent mental or physical ability; a division of a university
Example
She has a remarkable faculty for languages.
彼女は言語に対して驚異的な能力を持っています。
B2 adverb /ˈfɔːrmərli/

Formerly

以前は; 以前
Meaning
in the past; previously; at an earlier time
Example
The building was formerly a school but is now a community center.
その建物は以前は学校でしたが、今はコミュニティセンターです。
C1 noun/verb ˈfɒr.ɪdʒ

forage

飼料、食べ物を探す
Meaning
Food for horses and cattle, especially dried hay or feed; to search for food.
Example
Animals forage for food during the winter months.
動物たちは冬の間に食べ物を探します。
C2 adjective /ˈfɛkləs/

feckless

無能な, 責任感のない
Meaning
lacking initiative or strength of character; irresponsible
Example
His feckless attitude at work caused several missed deadlines.
彼の無能な態度が仕事でいくつかの期限を逃す原因となった。
C1 noun /foʊ/

foe

敵
Meaning
an enemy or opponent
Example
The knight fought bravely against his foe.
騎士は勇敢に自分の敵と戦った。
C1 verb /fɔːrˈɡoʊ/

forego

断る
Meaning
to decide not to do or have something pleasant or valuable
Example
She decided to forego dessert to maintain her diet.
彼女はダイエットを維持するためにデザートを断ることに決めました。
B2 noun /ˈfɒsɪl/

fossil

化石
Meaning
the remains or impression of a prehistoric plant or animal embedded in rock
Example
The fossil of a dinosaur was discovered in the mountains.
山で恐竜の化石が発見されました。
B2 noun ˈflaɪ.ɪŋ kɑːrz

flying cars

空飛ぶ車
Meaning
Vehicles that can travel both on roads and in the air.
Example
Flying cars could soon solve urban traffic congestion.
空飛ぶ車はすぐに都市の交通渋滞の問題を解決できるでしょう。
B2 verb /ˈflʌrɪʃ/

flourish

Meaning
To grow or develop in a healthy or successful way.
Example
Her business began to flourish after she introduced online sales.
C1 noun ˈfæl.ə.si

fallacy

誤り, 偽りの信念, 誤った推論
Meaning
False belief, misconception, false reasoning.
Example
The idea that success comes easy is a fallacy.
成功が簡単に得られるという考えは誤りです。
B1 noun faʊnˈdeɪʃən

foundation

基礎
Meaning
The lowest load-bearing part of a building, typically below ground level.
Example
The foundation of the building was laid with strong materials.
ビルの基礎は強力な材料で作られました。
B2 verb /fliː/

flee

逃げる
Meaning
To run away from danger or a threatening situation.
Example
The villagers had to flee during the flood.
村人たちは洪水の間に逃げなければなりませんでした。
A2 noun /fɪər/

Fear

恐怖; 恐れ
Meaning
an unpleasant emotion caused by the belief that someone or something is dangerous
Example
She overcame her fear of heights by taking rock climbing lessons.
彼女は高所恐怖症を克服するためにロッククライミングのレッスンを受けました。
C1 verb /ˈfɜːr.tɪ.laɪz/

fertilize

肥料を施す
Meaning
to make soil or land more fertile by adding substances
Example
Farmers fertilize the fields to increase crop yield.
農家は作物の収穫量を増やすために畑に肥料を施す。
A2 noun fɔːrs

force

力
Meaning
A physical power or energy that can cause movement, change, or influence.
Example
Strong nuclear force binds particles.
強い核力が粒子を結びつける。
B2 noun/verb /ˈfɒs.tər.ɪŋ/

fostering

育成
Meaning
The process of encouraging or promoting the development or growth of something; nurturing and caring for.
Example
Good teachers play a key role in fostering creativity in students.
良い教師は学生の創造性を育む上で重要な役割を果たします。
C2 verb /flɛdʒ/

fledge

飛べるようになる
Meaning
To develop wing feathers large enough for flight; to bring up until able to fly.
Example
The young birds will fledge in a few weeks.
若い鳥たちは数週間以内に飛べるようになる。
C1 noun /ˈfɔːr.tɪ.tjuːd/

fortitude

不屈
Meaning
Courage in pain or adversity; mental and emotional strength in facing difficulty.
Example
She faced adversity with great fortitude.
彼女は困難に立ち向かう強い意志を持っていました。
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 adjective /ˈfɛstəl/

festal

祭りの、祝祭的な
Meaning
relating to a festival or celebration
Example
The hall was decorated in a festal manner for the wedding.
結婚式のためにホールは祭りのように飾られていました。
C1 verb /ˈflʌtər/

flutter

羽ばたく / 震える
Meaning
to move or flap quickly and lightly; to beat or wave with small rapid motions
Example
The butterfly began to flutter its wings in the sunlight.
蝶が日光の中で羽ばたき始めた。
A2 verb ˈfoʊkəs

focus

集中する
Meaning
To concentrate attention or effort on something; to direct one's attention or efforts towards a particular activity, subject, or problem.
Example
Focus on what truly matters to simplify your life.
本当に重要なことに集中して、人生をシンプルにしましょう。
C2 verb /frɪsk/

frisk

ボディチェックする
Meaning
To search a person by patting their clothing to check for concealed items.
Example
The security guard frisked the man at the entrance.
セキュリティガードは入口でその男性をフリスクしました。
C1 adjective /ˈflaʊəri/

flowery

花のような / 飾られた
Meaning
Full of flowers or overly elaborate in style or language.
Example
She wrote a flowery letter filled with poetic phrases.
彼女は詩的なフレーズで満たされた花のような手紙を書いた。
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。
A1 verb /fiːl/

Feel

感じる; 経験する; 触れる
Meaning
to experience an emotion or physical sensation; to touch something
Example
I feel happy when I see my friends.
友達を見ると、私は幸せを感じます。
C1 verb /flɔːnt/

flaunt

誇示する
Meaning
to show off something proudly, often to attract attention
Example
She likes to flaunt her new jewelry at parties.
彼女はパーティーで新しいジュエリーを誇示するのが好きです。
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。
C2 noun /ˌfjuːzɪˈleɪd/

fusillade

集中射撃
Meaning
A series of shots fired or missiles thrown all at the same time or in quick succession.
Example
The soldiers advanced under a fusillade of bullets.
兵士たちは集中射撃の中で前進した。
B2 verb /flɜːrt/

flirt

Meaning
to behave as if you are attracted to someone, but not in a serious way
Example
She often flirts with her colleagues at work.
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。
A2 noun /ˈfoʊldər/

folder

フォルダー
Meaning
a container or directory used to store and organize papers or digital files
Example
I saved all the photos in a separate folder.
すべての写真を別のフォルダーに保存しました。
A1 noun /ˈfɛb.ruˌɛr.i/

february

2月
Meaning
The second month of the year in the Gregorian calendar, typically having 28 days, or 29 in a leap year.
Example
My birthday is in February, so I always look forward to this month.
私の誕生日は2月なので、いつもこの月を楽しみにしています。
C2 verb /fleɪ/

flay

皮を剥ぐ/厳しく批判する
Meaning
to strip off the skin of something or criticize severely
Example
The chef flayed the fish before cooking it.
シェフは魚を料理する前に皮を剥ぎました。
A2 adverb/adjective/verb /ˈfɜːrðər/

further

進める
Meaning
At a greater distance; to advance or promote something.
Example
She studied hard to further her career.
彼女はキャリアを進めるために一生懸命勉強した。
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。
C2 adjective /ˈflʌməksd/

flummoxed

困惑した
Meaning
Completely confused or bewildered.
Example
He looked flummoxed after hearing the strange question.
彼はその奇妙な質問を聞いた後、困惑しているように見えた。
B2 adverb /ˈfræŋkli/

Frankly

率直に; 正直に;
Meaning
honestly; openly; in a direct manner
Example
Frankly, I think this plan needs more consideration.
率直に言うと、この計画にはもっと考慮が必要だと思います。
C1 adjective /ˈfleɪɡrənt/

flagrant

目立って明らかに間違っている
Meaning
shockingly noticeable or evident; glaringly wrong
Example
It was a flagrant violation of the rules.
それは規則の明らかな違反でした。
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。
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。
C2 adjective /ˈfɪt.fəl/

fitful

不規則な
Meaning
occurring in irregular bursts; not continuous or steady
Example
He had a fitful sleep due to the storm.
嵐のせいで彼は不規則な眠りをしていた。
C1 noun /ˈfiːtəs/

fetus

胎児
Meaning
an unborn or unhatched offspring in the womb or egg
Example
The doctor explained the development of the fetus during pregnancy.
医師は妊娠中の胎児の発達について説明しました。
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。
C2 adjective /ˈfer.əs/

ferrous

鉄を含む
Meaning
containing or consisting of iron
Example
Ferrous metals are commonly used in construction.
鉄を含む金属は建設でよく使用されます。
C1 noun/verb /fliːs/

fleece

Meaning
The woolly covering of a sheep; as a verb, to swindle or cheat someone.
Example
The farmer sheared the sheep’s fleece carefully.
C2 adjective /ˈfʊl.səm/

fulsome

過剰な賞賛
Meaning
Excessively flattering or insincere; abundant or generous in amount.
Example
He offered fulsome praise to his boss.
彼は上司に過剰な賞賛を提供しました。
B1 noun /ˈfeɪvər/

favor

お願い
Meaning
An act of kindness or approval.
Example
She asked him for a small favor.
彼女は彼に小さなお願いをした。
B2 noun /faʊl/

Fowl

家禽
Meaning
a domesticated bird kept for meat or eggs; chicken or other poultry
Example
The farmer raised fowl in his backyard for fresh eggs and meat.
農場主は新鮮な卵と肉のために庭で家禽を育てていました。
A2 noun /ˈfɑː.loʊ.ɪŋ/

following

フォロワー
Meaning
a group of supporters or people who admire something or someone
Example
The singer has a large following around the world.
その歌手は世界中に多くのフォロワーを持っています。
C1 noun /frɪndʒ/

fringe

装飾的縁 / 端
Meaning
A decorative border of threads; the outer edge or margin of something.
Example
The festival had a fringe of small independent performances.
フェスティバルには小さな独立したパフォーマンスの端がありました。
C1 noun /ˈfoʊk.lɔːr/

folk-lore

民間伝承
Meaning
The traditional beliefs, customs, stories, songs, and practices of a community, passed down through generations.
Example
Bangladeshi folk-lore is rich with myths and legends.
日本の民間伝承は神話や伝説で豊かです。
B2 noun fəˈtɪl.ɪ.ti

fertility

肥沃
Meaning
The quality of being fertile; fruitfulness.
Example
Fertility of the soil is crucial for farming.
土壌の肥沃度は農業にとって重要です。
C1 verb /ˈflɪk.ər/

flicker

ちらつく
Meaning
to shine unsteadily or waver between light and dark
Example
The candle flickered in the wind.
ろうそくが風でちらついていた。
A1 adjective /frɛntʃ/

french

フランスの
Meaning
Relating to France, its people, or their language.
Example
We enjoyed delicious French cuisine on our trip to Paris.
私たちはパリ旅行で美味しいフランス料理を楽しみました。
C1 noun /ˈfɔːrwɜːrd/

foreword

序文
Meaning
a short introduction at the beginning of a book, typically written by someone other than the author
Example
The foreword of the book was written by a famous historian.
その本の序文は、有名な歴史家によって書かれました。
B2 noun /fɜːr/

Fur

毛皮
Meaning
thick hair covering the body of animals
Example
The cat's fur was soft and warm to touch.
猫の毛は触ると柔らかく温かかった。
C1 verb /ˈfɔːlsɪfaɪ/

falsify

偽造する
Meaning
to make something false or to misrepresent
Example
He tried to falsify the documents to avoid taxes.
彼は税金を避けるために書類を偽造しようとした。
C2 adjective /ˈfiːbraɪl/

febrile

発熱の、興奮した
Meaning
having or showing the symptoms of a fever; or highly excitable or agitated
Example
The patient was in a febrile state with high temperature.
患者は高い温度の熱の状態にありました。
C2 noun /ˈfɔːltˌfaɪndər/

faultfinder

欠点探し人
Meaning
a person who habitually finds fault with others
Example
He is such a faultfinder that nothing anyone does is ever good enough.
彼は欠点探し人で、誰かが何かをしても決して十分ではありません。
A2 adjective /ˈflaɪɪŋ/

flying

飛んでいる
Meaning
able to move through the air; related to flight or aircraft
Example
The flying bird disappeared into the clouds.
飛んでいる鳥は雲の中に消えました。
C1 noun, verb /ˈfrænʧaɪz/

franchise

フランチャイズ
Meaning
A legal right to sell or distribute goods or services in a specific area; to grant such a right.
Example
He opened a new fast-food franchise in the city.
彼は都市で新しいファーストフードのフランチャイズを開設しました。
A2 verb /faɪt/

fight

戦う
Meaning
to engage in battle or combat; to struggle against
Example
The soldiers fight for their country.
兵士たちは自国のために戦っています。
B2 noun /fɛər/

fare

運賃
Meaning
the money paid for a journey on public transport; also food or treatment provided
Example
The bus fare to the city center is five dollars.
市内中心部までのバス運賃は5ドルです。
C1 noun /fəˈrɒs.ə.ti/

ferocity

凶暴さ, 暴力, 強さ
Meaning
The state or quality of being ferocious; extreme fierceness or violence.
Example
The storm's ferocity was devastating.
嵐の凶暴さは壊滅的でした。
C1 adjective /ˌfʊl ˈbɒd.id/

full-bodied

濃厚な味わい
Meaning
Having a strong, rich, and robust quality, especially of wine, coffee, or voice.
Example
He prefers a full-bodied red wine with his dinner.
彼は夕食に濃厚な味わいの赤ワインを好みます。
A1 noun /flɔːr/

floor

床
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。
C2 noun /ˌfoʊ.mənˈteɪ.ʃən/

fomentation

扇動、刺激
Meaning
The action of instigating or stirring up; also the application of warm substances to the body to ease pain.
Example
His speech led to the fomentation of violence in the region.
彼のスピーチは地域での暴力の激化を引き起こした。
C1 noun /ˈfɔːrdʒəri/

forgery

偽造
Meaning
the crime of making fake documents, money, or artworks
Example
The bank detected a forgery in the signature on the cheque.
銀行は小切手の署名に偽造を発見しました。
B2 verb /flɪp/

flip

ひっくり返す
Meaning
to turn over quickly or suddenly; to toss lightly
Example
She flipped the pancake in the pan.
彼女はパンケーキをフライパンでひっくり返した。
B2 noun /ˈfaʊn.dər/

Founder

創設者
Meaning
a person who establishes an institution or settlement; someone who starts or creates something
Example
Steve Jobs was the co-founder of Apple Inc. and revolutionized personal computing.
スティーブ・ジョブズはApple Inc.の共同創設者で、個人用コンピュータを革新しました。
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。
C2 adjective /ˈfɜːr.vɪd/

Fervid

情熱的な; 非常に熱心な; 感情で燃えている
Meaning
passionate; intensely enthusiastic; burning with emotion
Example
She gave a fervid speech about environmental protection.
彼女は環境保護についての熱烈なスピーチをしました。
C2 adjective /ˈflɒrɪd/

florid

過度に装飾された / 赤みがかった
Meaning
Having a red or flushed complexion; or excessively ornate and intricate.
Example
The speaker’s florid style made the lecture hard to follow.
講演者の過度に装飾されたスタイルは、講義を理解するのを難しくした。
C2 noun /ˈfrɔːdjʊləns/

fraudulence

詐欺
Meaning
The quality or state of being fraudulent; deceitfulness.
Example
The audit revealed fraudulence in the financial statements.
監査は財務諸表における詐欺を明らかにしました。
C2 noun /ˈfræŋkɪnsɛns/

frankincense

お香
Meaning
An aromatic gum resin used in incense and perfumes, often in religious ceremonies.
Example
The temple was filled with the sweet smell of burning frankincense.
寺院は燃えるお香の甘い香りで満ちていました。
B1 noun /ˈfaɪn.dɪŋ/

finding

発見、調査後に得られた結論または結果
Meaning
a discovery, conclusion, or result reached after investigation
Example
The scientist published her findings in a leading journal.
科学者は彼女の発見を主要なジャーナルに発表しました。
B2 noun /ˈfæntəsi/

fantasy

ファンタジー
Meaning
a creation of the imagination, especially something improbable or impossible
Example
She has a vivid fantasy about traveling to space.
彼女は宇宙旅行に関する生き生きとしたファンタジーを持っています。
A1 noun ˈflaʊərz

Flowers

花
Meaning
The reproductive structures of plants that provide nectar for butterflies.
Example
Butterflies are attracted to colorful flowers.
蝶々は色とりどりの花に引き寄せられる。
B1 adjective /ˈfluː.ənt/

Fluent

流暢; 熟練
Meaning
able to speak a language easily and accurately; flowing smoothly and gracefully
Example
She is fluent in three languages including English and French.
彼女は英語とフランス語を含む3つの言語に堪能です。
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。
C2 noun /fluːk/

fluke

偶然の幸運
Meaning
A stroke of luck; an unexpected piece of good fortune.
Example
Winning the lottery was a complete fluke.
宝くじに当たるのは完全に偶然の幸運だ。
B2 noun /ˌfæs.ɪˈneɪ.ʃən/

Fascination

魅力; 魅了; 魅力的な興味
Meaning
the power to fascinate someone; the state of being intensely interested
Example
Her fascination with ancient history led her to become an archaeologist.
彼女の古代史への魅力は、彼女を考古学者にさせました。
A2 noun /frɒɡ/

Frog

カエル
Meaning
a small amphibian animal that lives both in water and on land
Example
The frog jumped from the lily pad into the pond.
カエルは睡蓮の葉から池に飛び込んだ。
C1 adjective /ˈfiːzəbl/

feasible

実行可能
Meaning
possible to do easily or conveniently; practical and workable
Example
It is feasible to complete the project within two months.
このプロジェクトを2ヶ月以内に完了することは実行可能です。
C2 noun /foʊ ˈpɑː/

faux pas

社会的な失敗
Meaning
a social blunder or mistake in etiquette
Example
He committed a major faux pas by forgetting her birthday.
彼は彼女の誕生日を忘れて大きな社会的な失敗を犯した。
A2 adjective /faɪn/

Fine

良い; 素晴らしい; 薄い; 繊細な; 高品質な
Meaning
good; excellent; thin; delicate; high quality
Example
The weather is fine today.
今日は天気が良いです。
B1 noun /ˈfʌndɪŋ/

funding

資金調達
Meaning
financial support for a project or organization
Example
The startup is seeking funding from investors.
スタートアップは投資家から資金調達を試みています。