forgery
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
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。
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。
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。
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 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。
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。
C1 noun /ˌfɪɡjʊˈriːn/

figurine

小さな装飾用の像
Meaning
a small ornamental statue or model of a human or animal
Example
She bought a porcelain figurine of a dancing ballerina.
彼女はダンスをするバレリーナの陶器のフィギュリンを買いました。
C1 noun /ˈfaɪər.wɔːl/

firewall

ファイアウォール
Meaning
A network security system that monitors and controls incoming and outgoing network traffic based on predetermined security rules.
Example
A firewall protects networks from cyber-attacks.
ファイアウォールはネットワークをサイバー攻撃から守ります。
A1 noun /fʊt/

Foot

Meaning
the lower extremity of the leg that is in direct contact with the ground in standing or walking
Example
She hurt her foot while running.
彼女は走っている間に足を怪我しました。
B2 noun /ˈfriːdəm ˌfaɪtər/

freedom fighter

自由の戦士
Meaning
a person who takes part in an armed or political struggle to achieve freedom or independence for their people or country
Example
The freedom fighter dedicated his life to the liberation of his homeland.
その自由の戦士は祖国の解放のために人生を捧げた。
A1 noun /fruːt/

fruit

果物
Meaning
The sweet and fleshy product of a plant that contains seeds.
Example
Mango is my favorite fruit.
マンゴーは私のお気に入りのフルーツです。
C2 adjective /fjuːˈnɪəriəl/

funereal

葬儀的
Meaning
having the mournful, somber character of a funeral
Example
The room was filled with a funereal silence after the announcement.
発表後、部屋は葬儀的な静けさで満たされた。
C2 noun /ˈfuːləri/

foolery

愚かさ
Meaning
Silly or foolish behavior or actions.
Example
His constant foolery made the meeting hard to take seriously.
彼の絶え間ない愚かさは、会議を真剣に受け止めるのを難しくしました。
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。
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。
B2 noun ˈflæʃkɑːrdz

flashcards

フラッシュカード
Meaning
Cards containing small amounts of information, held up for students to see, as an aid to learning.
Example
Flashcards help in quick memorization.
フラッシュカードは迅速な記憶に役立ちます。
C1 noun /ˈfɛərˌɡraʊndz/

fairgrounds

見本市会場
Meaning
A designated area where fairs, exhibitions, and amusement events are held
Example
The town set up rides and stalls at the fairgrounds for the annual festival.
町は年次祭のために見本市会場に乗り物と屋台を設置した。
C1 adjective/noun /fəˈrɛns.ɪk/

forensic

犯罪や法的問題に適用される科学的分析
Meaning
Scientific analysis applied to criminal or legal matters
Example
Forensic experts analyze cybercrimes using advanced tools.
法医学の専門家は、先進的なツールを使用してサイバー犯罪を分析します。
C1 verb /ˈflaʊndər/

flounder

もがく
Meaning
To struggle or stagger clumsily; to experience difficulty or confusion.
Example
He floundered in the interview when asked difficult questions.
彼は面接で難しい質問をされて、うろたえました。
B2 adjective /ˈfræntɪk/

frantic

必死の
Meaning
Extremely anxious, hurried, or out of control due to fear or excitement.
Example
She made a frantic call to her family after the accident.
事故後、彼女は家族に必死の電話をかけた。
C2 verb /fɔːrˈboʊd/

forebode

予兆する
Meaning
To predict or have a strong inner feeling of a future misfortune or evil.
Example
Dark clouds forebode a coming storm.
暗い雲が来る嵐を予兆している。
C2 verb /fɔrˈswɛr/

forswear

放棄する
Meaning
to renounce or reject; to give up completely
Example
He forswore his old habits and started a new life.
彼は古い習慣を捨て、新しい人生を始めました。
C1 adjective ˈfɔːr.mɪ.də.bəl

formidable

手ごわい
Meaning
Inspiring fear or respect through being impressively large, powerful, intense, or capable.
Example
The boxer was a formidable opponent in the ring.
そのボクサーはリングで手ごわい相手だった。
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。
B2 noun /ˈfleɪ.vər/

Flavour

風味
Meaning
the distinctive taste of a food or drink; a particular quality or atmosphere
Example
The soup had a rich flavour of herbs and spices from the garden.
スープには庭からのハーブとスパイスの豊かな風味がありました。
C1 noun /ˈfɔːr.teɪ/ or /fɔːrt/

forte

得意
Meaning
a strong ability or talent; something one does particularly well
Example
Cooking is definitely her forte.
料理は間違いなく彼女の得意分野です。
C2 noun /ˈfrɛs.koʊ/

fresco

フレスコ画
Meaning
A painting done rapidly in watercolor on wet plaster so that the colors penetrate the surface
Example
The church walls were decorated with beautiful frescoes.
教会の壁は美しいフレスコ画で飾られていました。
C1 noun /fiːnd/

fiend

悪魔, 邪悪な人
Meaning
an evil spirit or demon; a wicked or cruel person; someone obsessed with a particular thing
Example
He is a real fiend when it comes to solving puzzles.
パズルを解くとき、彼は本当に悪魔のようです。
A2 noun /faɪl/

File

やすり
Meaning
a tool with a rough surface for smoothing or shaping hard materials; a collection of papers or data
Example
He used a metal file to smooth the rough edges.
彼は金属製のヤスリを使って荒い端を滑らかにしました。
A1 verb /faɪnd/

find

見つける
Meaning
to discover or locate something that was lost or hidden
Example
I can't find my keys anywhere.
私はどこにも鍵を見つけられません。
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。
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。
A1 noun /ˈfriː taɪm/

free time

自由時間
Meaning
time when a person is not working or occupied and can do activities they enjoy
Example
She likes to read books in her free time.
彼女は自由時間に本を読むのが好きです。
C1 adjective /ˈfɪk.əl/

Fickle

気まぐれな; 不安定な; 変わりやすい;
Meaning
changeable; inconstant; liable to sudden unpredictable change
Example
His fickle nature made it hard to trust his promises.
彼の気まぐれな性格は、彼の約束を信じることを難しくした。
B2 adjective /fɪərs/

Fierce

激しい; 攻撃的; 強い感情や決意を示す
Meaning
violent; aggressive; showing strong feeling or determination
Example
The fierce storm destroyed many houses in the village.
激しい嵐が村の多くの家を壊しました。
C1 noun /ˈfʌŋɡəs/

fungus

菌類
Meaning
a spore-producing organism feeding on organic matter, including molds, yeast, and mushrooms
Example
A strange fungus was growing on the old tree.
古い木に奇妙な菌類が生えていました。
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。
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。
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。
B2 adjective /ˈflɔː.ləs/

Flawless

完璧な; 欠陥なし
Meaning
perfect; without any defects or faults; immaculate
Example
Her flawless performance earned her a standing ovation.
彼女の完璧なパフォーマンスは、スタンディングオベーションを得た。
C1 noun /fiːt/

feat

偉業
Meaning
an achievement that requires great courage, skill, or strength
Example
Climbing Mount Everest was a remarkable feat.
エベレスト山の登頂は素晴らしい偉業でした。
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 noun /ˈfɔɪbəl/

foible

小さな弱点
Meaning
A minor weakness or eccentricity in someone's character.
Example
She loved him despite his little foibles.
彼女は彼の小さな弱点を気にせずに彼を愛していた。
B2 noun /fɪst/

Fist

こぶし; 拳
Meaning
a person's hand when the fingers are bent in toward the palm and held there tightly
Example
He raised his fist in victory after winning the championship match.
彼はチャンピオンシップマッチで勝利した後、拳を上げた。
B2 noun /ˈfriːˌlænsər/

freelancer

フリーランサー
Meaning
A person who works independently without being permanently employed by one organization.
Example
She works as a freelancer designing websites for different clients.
彼女はフリーランサーとして、異なるクライアントのためにウェブサイトをデザインしています。
C1 noun/adjective /fɔːrˈboʊdɪŋ/

foreboding

不吉な予感
Meaning
A feeling that something bad will happen; ominous.
Example
She felt a deep sense of foreboding as she entered the abandoned house.
彼女は廃屋に入るとき、深い不吉な予感を感じた。
C1 adjective /fəˈnætɪkəl/

fanatical

熱狂的な
Meaning
showing extreme enthusiasm or obsession
Example
She has a fanatical interest in collecting vintage stamps.
彼女は古い切手を集めることに熱狂的な興味を持っています。
B2 adjective /ˈflɔːrəl/

floral

花のような
Meaning
Relating to flowers or decorated with flowers.
Example
She wore a beautiful floral dress to the party.
彼女はパーティーに美しい花のようなドレスを着ていった。
A1 adjective /ˈfeɪ.məs/

famous

有名
Meaning
Known about by many people; renowned.
Example
This area is famous for its unique heritage.
この地域はそのユニークな遺産で有名です。
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 fluˈɪd.ɪ.ti

fluidity

流動性
Meaning
The ability of a substance to flow easily; smooth and graceful movement or style.
Example
The fluidity of the dancer's movements was mesmerizing.
ダンサーの動きの流動性は魅惑的でした。
C2 adjective /ˈfætʃuəs/

fatuous

愚か
Meaning
silly or foolish, especially in a self-satisfied way
Example
His fatuous comments during the meeting annoyed everyone.
会議中に彼の愚かなコメントは皆を苛立たせました。
C1 adjective /ˌfɑːrˈfetʃt/

farfetched

ありそうもない、またはあり得ない
Meaning
unlikely to happen or be true; improbable
Example
His explanation for being late sounded farfetched.
彼の遅刻の説明は信じがたいものだった。
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。
A2 adverb /ˈfaɪ.nəl.i/

Finally

ついに
Meaning
at last; after a long time; in the end; as the last point
Example
After years of hard work, she finally achieved her goal.
長年の努力の後、彼女はついに目標を達成しました。
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 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。
C2 noun /flɔːˈrɛsəns/

florescence

花の開花期
Meaning
The process, state, or period of flowering.
Example
The garden reached its peak florescence in spring.
庭は春に最盛期の花の開花期に達しました。
A2 noun /fɑːrm/

farm

農場
Meaning
an area of land used for growing crops and raising animals
Example
They live on a farm with many animals.
彼らは多くの動物がいる農場に住んでいます。
B2 adjective /ˈflʌfi/

fluffy

幸せ
Meaning
soft, light, and airy in texture
Example
She baked a fluffy cake for the party.
彼女は賞を受け取ったとき、幸せを隠すことができませんでした。
A2 adjective /fɪfθ/

fifth

第五
Meaning
constituting number five in a sequence
Example
She lives on the fifth floor of the building.
彼女はその建物の五階に住んでいます。
C1 noun /ˌfɜːrmənˈteɪʃən/

fermentation

発酵、酵母または細菌による化学変化
Meaning
a chemical process by which substances like sugar are converted into alcohol or acids using microorganisms
Example
The fermentation of grapes produces wine.
ぶどうの発酵はワインを生産します。
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。
A1 adjective /fɜːrst/

first

最初
Meaning
coming before all others in time, order, or importance
Example
She was the first to arrive at the meeting.
彼女は会議に最初に到着した。
A1 verb /fərˈɡet/

forget

忘れる
Meaning
to be unable to remember something; to fail to bring something to mind
Example
Don't forget to lock the door when you leave.
出かけるときはドアを閉め忘れないでください。
C1 verb ˈflʌk.tʃu.eɪt

fluctuate

変動する
Meaning
To regularly increase or decrease.
Example
Stock prices fluctuate due to market conditions.
株価は市場の状況によって変動します。
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 /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。
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。
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。
B1 adjective /ˈfriːkwənt/

Frequent

頻繁
Meaning
happening often; occurring regularly; repeated
Example
He makes frequent visits to his grandmother.
彼は頻繁に祖母を訪れます。
A1 preposition /fɔːr/

for

のために
Meaning
used to indicate purpose, destination, or recipient
Example
This gift is for you.
このギフトはあなたのためです。
C2 adjective /ˈfræk.ʃəs/

Fractious

わがままな; けんか腰の; 手に負えない
Meaning
irritable and quarrelsome; difficult to control; bad-tempered
Example
The fractious child refused to follow any of the teacher's instructions.
その気難しい子供は教師の指示に従うことを拒否しました。
A2 verb /fɪks/

fix

Meaning
To repair or make something work again.
Example
The mechanic fixed the broken car.
B1 noun /fɔːlt/

Fault

過失; 欠陥; 失敗
Meaning
an unattractive or unsatisfactory feature; responsibility for an accident or misfortune
Example
The accident was caused by a fault in the car's braking system.
その事故は車のブレーキシステムの故障が原因で発生しました。
B2 verb /fraʊn/

frown

眉をひそめる
Meaning
to wrinkle one's brow in displeasure or concentration
Example
She frowned when she heard the bad news.
彼女は悪いニュースを聞いて、眉をひそめた。
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。
C2 noun /ˈfɪɡmənt/

figment

虚構, 想像
Meaning
something invented or imaginary; a fabrication of the mind
Example
The story of the haunted house is just a figment of her imagination.
幽霊屋敷の話は、彼女の想像の産物に過ぎない。
B1 adverb /ˈfɜːrstli/

firstly

まず
Meaning
used to introduce the first point or reason in a discussion or argument
Example
Firstly, we need to address the budget issue before proceeding.
まず、予算の問題に対処する必要があります。
B2 verb /fʊlˈfɪl/

fulfil

果たす
Meaning
to complete or achieve something that was expected or promised; to satisfy a requirement or desire
Example
She worked hard to fulfil her dream of becoming a doctor.
彼女は医者になる夢を果たすために一生懸命働いた。
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。
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。
A1 adjective /ˈfrɛndli/

friendly

幸福
Meaning
Kind and pleasant; showing goodwill and affection.
Example
The shop owner is very friendly to new customers.
彼女は賞を受け取ったとき、幸せを隠すことができませんでした。
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。
C1 noun /ˈfɪɡjərˌhɛd/

figurehead

名目上の指導者
Meaning
a nominal leader with no real power; a symbolic head
Example
The king was merely a figurehead with no real authority.
王は実際の権限を持たない象徴的な指導者に過ぎなかった。
C2 verb /ˈfjuːmɪˌɡeɪt/

fumigate

燻蒸する
Meaning
to disinfect or purify an area by using chemical fumes
Example
They fumigated the warehouse to kill the insects.
彼らは昆虫を殺すために倉庫を燻蒸しました。
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 noun /fɪˈnænʃɪər/

financier

金融家
Meaning
a person who manages large amounts of money or investments
Example
The financier advised the company on its investments.
金融家は会社に投資に関するアドバイスをしました。
A2 verb /fraɪ/

fry

揚げる
Meaning
to cook food in hot oil or fat
Example
She fries eggs for breakfast every morning.
彼女は毎朝朝食に卵を揚げます。
B2 noun ˈfreɪm.wɜːks

frameworks

枠組み
Meaning
A basic structure underlying a system, concept, or text; an essential supporting structure.
Example
Frameworks define the basis of systems.
枠組みはシステムの基盤を定義します。
B1 adjective /feɪld/

failed

失敗した
Meaning
not successful in achieving a desired result
Example
The project failed to meet the expectations.
プロジェクトは期待に応えることができませんでした。
B2 noun /ˈfjuː.nər.əl/

Funeral

葬式
Meaning
a ceremony typically held shortly after a person's death, usually including burial or cremation
Example
Hundreds of people attended the funeral to pay their respects to the beloved teacher.
何百人もの人々が葬式に出席し、愛された教師に敬意を表しました。
C1 adjective ˈfjuː.taɪl

futile

無駄な
Meaning
Incapable of producing any useful result; pointless.
Example
His attempts to change the situation were futile.
状況を変えるための彼の試みは無駄だった。
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。
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。
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。
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 /ˈfrek.əl/

Freckle

そばかす
Meaning
a small brownish spot on the skin, often becoming more pronounced through exposure to the sun
Example
Her face was covered with cute freckles that appeared every summer.
彼女の顔は可愛いそばかすで覆われていて、毎年夏になると現れます。
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。
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。
B2 adverb /ˈfeɪθ.fəl.i/

Faithfully

忠実に
Meaning
in a loyal and steadfast manner; with dedication
Example
She faithfully attended every meeting despite her busy schedule.
彼女は忙しいスケジュールにもかかわらず、毎回忠実に会議に出席しました。
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。
A2 noun ˈfɔːrɪsts

Forests

Meaning
Large areas covered with trees and undergrowth, providing natural habitats for wildlife.
Example
Forests provide shelter and food for butterflies.
森は蝶々にとって避難所と食料を提供します。
C1 adjective /ˈfuːlpruːf/

foolproof

失敗しない
Meaning
Designed to be very easy to use or understand, leaving no possibility of failure or error.
Example
The new software has a foolproof installation process.
新しいソフトウェアには失敗しないインストールプロセスがあります。
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。
C2 adjective /ˈfiːtɪd/

foetid

腐った
Meaning
having an offensive, unpleasant smell
Example
The foetid smell from the garbage made it hard to breathe.
ゴミからの腐った臭いで呼吸が困難になった。
C1 adjective /fəˈroʊ.ʃəs/

Ferocious

凶暴な, 激しい, 残忍な
Meaning
savagely fierce, cruel, or violent; extremely aggressive
Example
The ferocious storm destroyed many houses in the coastal area.
激しい嵐は沿岸地域の多くの家を破壊しました。
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。
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。
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。
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。
B1 noun /ˈfaɪ.tər/

Fighter

戦闘機
Meaning
a military aircraft designed for attacking other aircraft; a person who fights
Example
The fighter jet flew overhead during the military parade.
戦闘機は軍事パレードの間に私たちの頭上を飛びました。
C2 adjective /ˈfɒksi/

foxy

ずるい
Meaning
Clever, cunning, or attractive.
Example
He came up with a foxy plan to win the game.
彼はゲームに勝つためにずるい計画を思いついた。
A2 noun /frɪdʒ/

fridge

冷蔵庫
Meaning
a household appliance used to keep food and drinks cold to preserve freshness
Example
I put the milk back in the fridge after breakfast.
朝食の後で牛乳を冷蔵庫に入れました。
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 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。
C1 noun /flʌks/

flux

フロー
Meaning
continuous change or movement; the rate of flow of something
Example
The company was in a state of constant flux during the reorganization.
会社は再編成の間、絶え間ない変化の中にありました。
B1 adverb /ˈfɔːtʃənətli/

fortunately

幸いにも
Meaning
by good luck; luckily
Example
Fortunately, no one was injured in the accident.
幸いにも、事故で誰も怪我をしませんでした。
B2 verb /ˈfæs.ɪ.neɪt/

fascinate

魅了する
Meaning
to attract and hold the attention of someone; to charm or captivate
Example
The magician's performance fascinated the audience.
マジシャンのパフォーマンスは観客を魅了した。
A2 noun /ˈfɜːrnɪtʃər/

furniture

家具
Meaning
Objects such as chairs, tables, beds, or cupboards used to make a room suitable for living or working.
Example
The living room was filled with beautiful wooden furniture.
リビングルームは美しい木製の家具でいっぱいでした。
B2 adverb /ˌfɜːrðərˈmɔːr/

furthermore

その上
Meaning
Used to introduce an additional point or idea; in addition.
Example
The plan is simple and, furthermore, it is affordable.
その計画は簡単で、さらに、手頃な価格です。