butterfly
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A2 noun /ˈbʌtərflaɪ/

butterfly

蝶々
Meaning
an insect with large, often brightly colored wings that flies during the day
Example
A beautiful butterfly landed on the flower.
美しい蝶々が花の上に止まった。
B1 verb /ˈberi/

bury

埋める
Meaning
to put in the ground; to hide; to cover completely
Example
The dog buries its bone in the yard.
犬は庭に骨を埋める。
A1 noun /bɜːrd/

bird

鳥
Meaning
a warm-blooded animal with feathers and wings that usually lays eggs and can often fly
Example
A bird was singing on the tree branch.
鳥が木の枝で歌っていました。
C1 noun /bɪˈriːvmənt/

bereavement

Meaning
The state of having lost a loved one through death.
Example
She received many letters of sympathy during her time of bereavement.
B2 noun /ˈboʊld.nəs/

Boldness

大胆さ; 勇気
Meaning
willingness to take risks; confidence and courage in behavior
Example
Her boldness in confronting the problem impressed everyone.
問題に立ち向かう彼女の大胆さは、皆を感動させた。
A2 noun /boʊn/

Bone

骨
Meaning
any of the hard parts inside a human or animal that make up its frame
Example
The doctor said the bone was completely healed after the fracture.
医者は、骨が骨折後完全に治癒したと言いました。
C2 verb /bɪˈhuːv/

behoove

誰かが何かをすることが必要または適切である
Meaning
to be necessary, proper, or appropriate for someone to do
Example
It would behoove you to study before the exam.
試験の前に勉強することが必要です。
A2 verb /blɒk/

block

ブロックする
Meaning
to obstruct; to prevent passage or progress
Example
The fallen tree blocks the road.
倒れた木が道路をブロックしています。
B2 noun /ˈbærəl/

barrel

大樽
Meaning
a large cylindrical container used to hold liquids
Example
The wine was stored in a wooden barrel.
ワインは木製の大樽に保管されていた。
B1 noun /bɑːn/

barn

納屋
Meaning
a large building used for storing grain or housing farm animals
Example
The farmer keeps his cows in the barn.
農夫は牛を納屋に入れています。
B2 adjective /bɪˈkʌmɪŋ/

becoming

似合う
Meaning
attractive, suitable, or flattering to the wearer or situation
Example
That dress is very becoming on her.
そのドレスは彼女にとても似合っています。
C2 noun /brəˈkeɪd/

brocade

刺繍布
Meaning
a rich fabric woven with a raised pattern, often in gold or silver thread
Example
She wore a beautiful brocade dress to the wedding.
彼女は結婚式で美しいブロケイドのドレスを着ていました。
C2 verb /bɪˈɡaɪl/

beguile

魅了する / 欺いて引きつける
Meaning
to charm or enchant someone, often in a deceptive way
Example
She beguiled the audience with her storytelling.
彼女はストーリーテリングで観客を魅了した。
B2 adjective /ˈbɒdɪli/

bodily

身体的な
Meaning
relating to or concerning the body
Example
He suffered bodily harm in the accident.
彼は事故で身体的な損傷を受けた。
B1 verb /bæn/

ban

禁止する
Meaning
to officially forbid something; to prohibit
Example
The government banned smoking in public places.
政府は公共の場所での喫煙を禁止した。
C2 verb /bɪˈtaɪd/

betide

起こる
Meaning
to happen or occur, usually of something that befalls someone
Example
Woe betide anyone who breaks the rules.
ルールを破る者は災難を被るだろう。
C1 verb /blæntʃ/

blanch

青ざめる
Meaning
to turn pale from shock, fear, or to briefly boil food to remove skin or prepare it
Example
She blanched at the sight of blood.
彼女は血を見て顔色が青ざめた。
A2 verb /ˈbɒðər/

bother

邪魔する
Meaning
to annoy, worry, or cause trouble to someone
Example
I don't want to bother you while you're working.
あなたが働いているときに邪魔をしたくありません。
A2 noun /bɔːrd/

board

Meaning
a flat, thin, rectangular piece of material such as wood; also a group of people managing an organization
Example
The board decided to increase the budget.
B1 verb /ˈbɑrɡɪn/

bargain

交渉する
Meaning
to negotiate terms; to discuss prices; to make a deal
Example
She likes to bargain at the local market.
彼女は地元の市場で交渉するのが好きです。
A1 noun /ˈbɒdi/

body

体
Meaning
the physical structure of a person or animal
Example
Exercise helps keep the body healthy.
運動は体を健康に保つのに役立ちます。
B2 noun /braɪb/

Bribe

賄賂
Meaning
a sum of money or something valuable given to someone to persuade them to do something dishonest or illegal
Example
The corrupt official was caught accepting a bribe from the construction company.
その腐敗した役人は建設会社からの賄賂を受け取っているところを捕まえられました。
C1 adjective /ˈbeɪs.ləs/

Baseless

根拠のない; 事実無根の; 無根拠の
Meaning
without foundation; groundless; unfounded
Example
The accusations against him were completely baseless.
彼に対する告発は完全に根拠のないものでした。
C1 verb, noun /ˈbʌsəl/

bustle

騒々しさ、忙しさ
Meaning
to move in an energetic or noisy manner; busy activity in a place
Example
The marketplace bustled with vendors and customers.
市場は販売員と顧客で賑わっていた。
C1 verb /bɪˈɡɛt/

beget

生む / 引き起こす
Meaning
to bring about or give rise to; to father or produce
Example
Violence begets more violence.
暴力はさらなる暴力を生む。
B2 noun /biːd/

Bead

ビーズ
Meaning
a small round object with a hole through it for threading
Example
She made a necklace with colorful beads.
彼女はカラフルなビーズでネックレスを作った。
B2 verb /briːd/

breed

繁殖する, 飼育する
Meaning
to produce young animals; to reproduce; to keep animals for producing young
Example
They breed horses on their farm.
彼らは農場で馬を育てています。
B2 adjective /ˈbaɪəst/

Biased

偏見
Meaning
showing prejudice for or against someone or something unfairly
Example
The judge was accused of being biased against the defendant.
裁判官は被告に対して偏見があると告発されました。
C2 noun ˈbaɪəʊˌsaɪd

biocide

バイオサイド
Meaning
A chemical substance or microorganism intended to destroy, deter, render harmless, or exert a controlling effect on any harmful organism.
Example
Biocides help control pests and reduce the spread of diseases.
バイオサイドは害虫をコントロールし、病気の拡散を減らすのに役立ちます。
B2 noun ˈbɛriəl saɪt

burial site

埋葬地
Meaning
A place where a dead body is buried.
Example
The burial site of the martyrs was near the riverbank.
殉教者の埋葬地は川岸の近くにありました。
B1 noun ˈbæriə(r)

barrier

障壁
Meaning
A fence or other obstacle that prevents movement or access.
Example
The barrier prevented entry.
その障壁は入場を防ぎました。
C1 verb /bɪˈsɛt/

beset

Meaning
to trouble, harass, or attack on all sides
Example
The village was beset by constant floods.
C2 noun /bænˈdænə/

bandanna

大きなカラフルなバンダナ
Meaning
A large, often brightly colored handkerchief, typically worn on the head or around the neck.
Example
He tied a red bandanna around his neck.
彼は首に赤いバンダナを結んだ。
A2 verb /beɪs/

base

基づく
Meaning
to use something as a foundation; to establish or locate something
Example
They based their decision on facts.
彼らは事実に基づいて決定を下しました。
B2 adjective /bɪˈheɪvjərəl/

behavioral

行動的
Meaning
relating to the way a person or animal acts
Example
The psychologist studied the child's behavioral patterns.
心理学者は子供の行動パターンを研究した。
C1 verb bɪˈkwiːð

bequeath

遺贈する
Meaning
Leave something to someone in a will; pass down or hand down to the next generation.
Example
The scientist bequeathed his research papers to the university.
科学者は彼の研究論文を大学に遺贈した。
C2 noun /ˈbeɪleɪ/

Bele

ベレ魚
Meaning
a type of freshwater fish found in South Asian rivers, known for its distinctive appearance
Example
The bele fish is commonly caught in the rivers of Bangladesh.
ベレ魚はバングラデシュの川でよく捕まえられる。
A2 noun /bɪər/

beer

ビール
Meaning
An alcoholic drink made from yeast-fermented malt flavored with hops.
Example
He ordered a glass of cold beer at the bar.
彼はバーで冷たいビールを注文した。
C2 noun /ˌbrɪɡ.əˈdɪər/

brigadier

ブリガディア
Meaning
A military officer rank, usually commanding a brigade.
Example
The brigadier inspected the troops before the parade.
ブリガディアはパレードの前に部隊を視察しました。
A2 verb /bet/

bet

賭ける
Meaning
to risk money on the outcome of something; to be confident
Example
I bet it will rain tomorrow.
明日雨が降るだろうと賭けます。
B2 adverb /ˈbrɔːdli/

broadly

広く
Meaning
in a general or wide manner.
Example
The rules are broadly similar across all regions.
ルールはすべての地域で大まかに似ています。
C2 noun /ˈbeɪlɔːr/

bailor

寄託者
Meaning
a person who temporarily transfers possession of goods or property to another under a bailment agreement
Example
The bailor entrusted the valuable artwork to the museum for safekeeping.
寄託者は美術品を博物館に預けた。
B1 verb/noun /bɔːr/

bore

退屈させる
Meaning
Verb: To make someone feel uninterested or tired; Noun: A dull or tiresome person.
Example
The lecture began to bore the students.
講義は学生を退屈させ始めた。
B2 noun /bɪˈliːvər/

believer

信者
Meaning
a person who believes in something, especially a religious faith, idea, or principle
Example
She is a strong believer in hard work and honesty.
彼女は努力と正直さを強く信じている。
C1 adjective /ˈbaʊn.tɪ.fəl/

bountiful

豊富な / 寛大な
Meaning
Large in quantity; abundant; generous in giving.
Example
The farmer was grateful for the bountiful harvest.
農家は豊富な収穫に感謝していた。
C2 adjective /bɪˈhoʊldən/

beholden

恩義を感じている、または借りがある
Meaning
indebted or obliged to someone for a service or help
Example
He felt beholden to his mentor for all the guidance.
彼はすべての指導に対してメンターに恩義を感じていました。
A2 noun /ˈbækɡraʊnd/

Background

背景
Meaning
the circumstances or situation that form the setting; a person's education, experience, or social circumstances
Example
She has a strong background in mathematics and computer science.
彼女は数学とコンピュータサイエンスの強力な背景を持っています。
C2 noun, verb /ˈbɛvəl/

bevel

斜面
Meaning
A sloping edge or surface; to cut or shape an edge at an angle.
Example
The carpenter beveled the edges of the table.
大工はテーブルの端を斜めに切りました。
C2 noun ˌbaɪ.oʊ.əˈveɪ.lə.bɪl.ə.ti

bioavailability

体内吸収能力
Meaning
The degree to which a substance can be absorbed and used by the body.
Example
Turmeric's bioavailability increases when consumed with black pepper.
ターメリックのバイオアベイラビリティは、黒コショウと一緒に摂取することで増加します。
C1 adjective bəˈnev.əl.ənt

benevolent

慈悲深い, 寛大な, 親切な
Meaning
Kind, generous, showing goodwill and kindness.
Example
His benevolent nature made him beloved.
彼の寛大な性格は彼をとても愛される人にしました。
C2 adjective /ˈbuːtləs/

bootless

無駄な
Meaning
Useless or futile; of no benefit.
Example
His bootless attempt to fix the machine only wasted time.
機械を修理する彼の無駄な試みは時間を無駄にしただけだった。
B2 noun /ˈbɒdiɡɑːrd/

bodyguard

ボディガード
Meaning
a person employed to protect someone from harm
Example
The celebrity arrived with her bodyguard.
その有名人はボディガードと一緒に到着した。
C2 noun /ˈbæn.jən/

Banian

ランニングシャツ
Meaning
a sleeveless undergarment worn next to the skin; vest
Example
He put on a cotton banian under his shirt.
彼はシャツの下に綿のバニアンを着ました。
C2 noun /ˈbɛlˌwɛðər/

bellwether

先駆者
Meaning
A person or thing that leads or indicates a trend.
Example
The company is seen as a bellwether of the technology industry.
その会社はテクノロジー業界の先駆者と見なされています。
B1 noun /biːst/

Beast

獣
Meaning
a large or dangerous animal; a cruel or unpleasant person
Example
The lion is a fierce beast of the jungle.
ライオンはジャングルの猛獣です。
C2 noun /ˈbrɪn.dʒəl/

Brinjal

ナス
Meaning
a large purple vegetable that is white inside; also called eggplant
Example
My mother cooked brinjal curry for lunch.
母は昼食にナスのカレーを作りました。
C2 noun /ˈbɪlɪŋzˌɡeɪt/

billingsgate

粗野または侮辱的な言葉
Meaning
Coarse or abusive language; vulgar or offensive speech.
Example
The heated argument quickly descended into billingsgate.
激しい議論はすぐに粗野な言葉に変わった。
C1 adjective /ˈbʊkɪʃ/

Bookish

本好きな; 学問的な
Meaning
studious; scholarly; devoted to reading and studying
Example
She was known for her bookish nature and love of literature.
彼女は本好きな性格と文学への愛で知られていました。
B2 verb /blɛnd/

blend

混ぜる
Meaning
to mix things together smoothly; to combine harmoniously
Example
She blends the ingredients carefully.
彼女は慎重に材料を混ぜます。
C2 adjective /ˈbaɪ.fərˌkeɪ.tɪd/

bifurcated

二つに分かれた
Meaning
Divided into two branches or parts.
Example
The river became bifurcated as it flowed around the island.
川は島の周りを流れる際に二つに分かれました。
C2 verb /ˈbaɪfərˌkeɪt/

bifurcate

二つに分かれる
Meaning
to divide into two branches or parts
Example
The road bifurcates into two separate paths at the hill.
その道路は丘の上で2つの分かれ道に分かれます。
A1 noun /bɪˈɡɪnɪŋ/

beginning

始まり
Meaning
The start or first part of something.
Example
The beginning of the story was very interesting.
物語の始まりはとても興味深かった。
C1 noun /ˈbeɪsbɔːrd/

baseboard

基板
Meaning
A narrow board running along the bottom of an interior wall, covering the joint between wall and floor.
Example
The carpenter painted the baseboard white.
大工は基板を白く塗った。
A1 noun /bʌs/

Bus

バス
Meaning
a large motor vehicle carrying passengers by road
Example
I take the bus to work every morning.
私は毎朝バスで仕事に行きます。
A1 noun /ˈbʌt.ər/

Butter

バター
Meaning
a pale yellow edible fatty substance made by churning cream
Example
He spread butter on his toast for breakfast.
彼は朝食にトーストにバターを塗った。
C2 verb /breɪ/

bray

鳴き声
Meaning
To make a loud, harsh sound like a donkey.
Example
The donkey began to bray loudly in the field.
ロバは畑で大声で鳴き始めました。
C2 adjective /ˈbʌksəm/

buxom

豊満で魅力的な女性
Meaning
Plump, with a full figure and often large-breasted, especially used to describe women.
Example
The actress was described as a cheerful and buxom woman.
女優は明るくて豊満な女性として描かれました。
B2 noun ˈbaɪ.əs

bias

偏見, バイアス
Meaning
Prejudice in favor of or against one thing, person, or group compared with another, usually in a way considered to be unfair.
Example
The judge must remain free from bias.
裁判官はバイアスなしでいなければならない。
C2 adjective /ˈbɒni/

Bonny

美しい; かわいい; 楽しい
Meaning
cheerful; pretty; attractive
Example
The bonny child played happily in the garden.
美しい子供は庭で幸せに遊んでいました。
C2 verb /bɪˈnʌm/

benumb

麻痺させる
Meaning
to make physically numb or without sensation; to make mentally dull or insensitive
Example
The freezing wind seemed to benumb his fingers within minutes.
凍える風が数分で彼の指を麻痺させた。
A1 noun /bəˈnæn.ə/

Banana

バナナ
Meaning
a long curved fruit with yellow skin and soft sweet flesh
Example
Bananas are a good source of potassium.
バナナはカリウムの良い供給源です。
C2 adjective /ˈbreɪsɪŋ/

bracing

爽快な
Meaning
Invigorating, refreshing, or providing strength and energy.
Example
The hikers enjoyed the bracing mountain air.
登山者たちは爽快な山の空気を楽しんだ。
C2 verb /bɪˈkɑːm/

becalm

落ち着かせる
Meaning
to make calm or still; to deprive a sailing vessel of wind
Example
The captain tried to becalm the anxious crew.
キャプテンは不安な乗組員を落ち着かせようとした。
C2 noun /ˈbuːbi/

booby

ばか
Meaning
a foolish or gullible person; a silly individual
Example
He felt like a booby after making such a simple mistake.
そんな簡単な間違いをして、彼は自分をばかだと感じた。
A2 noun /boʊl/

Bowl

ボウル
Meaning
a round, deep dish or basin used for food or liquid
Example
She served the soup in a large ceramic bowl.
彼女は大きな陶器のボウルにスープを盛った。
C2 noun /ˈbɑːr.bər/

Barbar

理髪師
Meaning
a person whose job is to cut men's hair and shave or trim beards
Example
The barber gave him a perfect haircut for his wedding.
理髪師は彼の結婚式のために完璧なヘアカットをしました。
C1 noun /bɑːm/

balm

軟膏
Meaning
A soothing ointment or something that provides comfort or relief.
Example
The balm helped relieve the pain from her sunburn.
そのバームは日焼けの痛みを和らげるのに役立ちました。
B1 adverb /ˈbeɪsɪkli/

basically

基本的に
Meaning
in the most important or fundamental way; essentially
Example
Basically, the project was a success despite some small issues.
基本的に、いくつかの小さな問題があったにもかかわらず、そのプロジェクトは成功でした。
C1 noun/adjective /ˈbæstərd/

bastard

私生児
Meaning
a child born to unmarried parents (offensive); also used informally as an insult or to describe something unpleasant
Example
He called him a bastard in anger.
彼は怒りで彼をバスタードと呼んだ。
C2 noun /ˌbeɪt ˈnwɑːr/

bete noire

特に嫌われるもの
Meaning
A person or thing that one particularly dislikes or fears.
Example
Grammar has always been his bete noire.
文法は常に彼のベットノワールでした。
C2 noun /bɪər/

bier

死体置き台
Meaning
a frame or stand on which a coffin or body is placed before burial or cremation
Example
The coffin was placed on the bier during the funeral service.
棺は葬儀の際、死体置き台に置かれました。
C1 verb /bloʊt/

bloat

膨らむ
Meaning
to swell or cause to swell, often due to fluid or gas
Example
Eating too much junk food can bloat your stomach.
ジャンクフードを食べすぎると、あなたの胃が膨らむことがあります。
A2 noun /belt/

Belt

ベルト
Meaning
a strip of leather or cloth worn around the waist to support clothes or for decoration
Example
He tightened his belt before going for a run.
彼は走りに行く前にベルトを締めました。
C1 noun /ˈbæləd/

ballad

叙事歌
Meaning
a narrative song or poem, often sentimental or romantic
Example
The singer performed a moving ballad about lost love.
歌手は失われた愛について感動的なバラッドを披露しました。
C1 noun /ˈbjuːɡəl/

Bugle

バグル
Meaning
a brass musical instrument similar to a trumpet but without valves, used especially for military calls
Example
The soldier played the bugle to signal the start of the ceremony.
兵士は式典の開始を合図するためにバグルを吹いた
C2 adverb /ˈbruːskli/ or /ˈbrʌskli/

brusquely

無愛想に
Meaning
in a blunt, abrupt, or rude manner
Example
She brusquely dismissed the suggestion.
彼女は無愛想に提案を拒否しました。
C2 noun /ˌbræɡəˈdoʊʃioʊ/

braggadocio

自慢話
Meaning
boastful or arrogant behavior; empty boasting
Example
His endless braggadocio annoyed everyone at the party.
彼の終わりのない自慢話はパーティーの皆をイライラさせた。
B2 verb /buːst/

boost

増加させる
Meaning
To increase, improve, or raise something.
Example
The company launched a campaign to boost sales.
会社は売上を増加させるためのキャンペーンを開始しました。
C2 noun /brɔːn/

brawn

体力
Meaning
physical strength in contrast to intelligence
Example
He used his brawn to lift the heavy box.
彼は重い箱を持ち上げるために体力を使いました。
C1 adjective /ˈbleɪmləs/

blameless

非の打ち所がない
Meaning
innocent of wrongdoing; not deserving blame
Example
She remained calm and blameless throughout the investigation.
彼女は調査中ずっと冷静で非の打ち所がなかった。
A2 adverb /ˈbædli/

badly

悪く
Meaning
in a way that is not good; poorly or severely
Example
He performed badly in the exam.
彼は試験でひどい成績を取った。
C1 noun /bɒmˈbɑːrdmənt/

bombardment

爆撃
Meaning
a continuous attack with bombs or other projectiles
Example
The city endured a heavy bombardment during the war.
その都市は戦争中に激しい爆撃に耐えた。
C1 verb, noun /ˈbreɪnˌwɒʃ/

brainwash

洗脳する
Meaning
to manipulate someone into adopting certain beliefs by repeated pressure or propaganda; the act or process of such manipulation
Example
The group tried to brainwash new members with constant propaganda.
その団体は新しいメンバーを洗脳しようとした。
C2 noun /ˈbiː.təl nʌt/

Betel-nut

ベテルナッツ
Meaning
seed of the areca palm tree, often chewed as a stimulant
Example
Betel-nut is commonly chewed in many South Asian countries.
ベテルナッツは南アジアの多くの国で一般的に噛まれています。
C1 noun /ˈbʌrə, ˈbʊrə/

borough

区
Meaning
A town, district, or administrative division, especially one with its own local government.
Example
Brooklyn is a borough of New York City.
ブルックリンはニューヨーク市の区です。
C1 noun/verb /ˈbɔɪ/ or /ˈbuːi/

buoy

ブイ, 浮かべる
Meaning
A floating marker on water; to keep something afloat or encourage someone.
Example
The news buoyed their spirits after the loss.
ニュースは喪失後、彼らの気持ちを高めました。
B2 noun ˈbentʃ.mɑːk

benchmark

基準
Meaning
A standard or point of reference against which things may be compared or assessed.
Example
Sabah Al Ahmad Sea City sets a benchmark in sustainability.
サバ・アル・アハマド海港都市は、持続可能性の基準を設定しました。
B1 noun /ˈbʊt.ʃər/

Butcher

肉屋
Meaning
a person whose job is cutting up and selling meat in a shop
Example
The butcher recommended the best cut of beef for our dinner.
肉屋は私たちの夕食のために最高の牛肉の切り身を勧めました。
C1 noun /ˈbɛd.rɒk/

bedrock

基盤
Meaning
the solid rock layer beneath the soil; the fundamental basis of something
Example
Trust is the bedrock of a healthy relationship.
信頼は健康な関係の基盤です。
A1 adjective /bɪɡ/

big

大きい
Meaning
large in size, extent, or importance
Example
They moved into a big house with plenty of space.
彼らは広いスペースのある大きな家に引っ越しました。
C1 verb /blɛər/

blare

大きな音を立てる
Meaning
to make a loud, harsh sound
Example
The car horns blared all night.
車のクラクションは一晩中鳴り響いていた。
A2 noun /bentʃ/

Bench

ベンチ
Meaning
a long seat for several people, typically made of wood or stone
Example
The students sat on the bench.
学生たちはベンチに座った。
C1 verb /ˈbrændɪʃ/

brandish

振る
Meaning
to wave or flourish something, especially a weapon, in a threatening or showy way
Example
He brandished a sword to scare off the intruders.
彼は侵入者を怖がらせるために剣を振った。
B2 noun /bent/

Bent

傾向; 特徴
Meaning
a natural inclination or talent; a strong interest or liking for something
Example
She has a natural bent for music and art.
彼女は音楽と芸術に自然な傾向があります。
A2 noun /ˈbʌdi/

buddy

友達
Meaning
a close friend or companion, used informally
Example
He went to the movies with his best buddy.
彼は一番の友達と映画を見に行った。
C2 noun /ˈbɪbliəfaɪl/

bibliophile

書籍愛好者
Meaning
A person who loves or collects books.
Example
She is a true bibliophile who spends weekends at old bookstores.
彼女は古い本屋で週末を過ごす本の愛好者です。
B2 adjective /ˌbaɪəˈlɒdʒɪkl̩/

biological

生物学的
Meaning
relating to the science of biology or to life and living organisms
Example
She is studying biological sciences at university.
彼女は大学で生物学的な科学を学んでいます。
B1 noun /ˈboʊ.nəs/

Bonus

ボーナス
Meaning
an amount of money added to wages on a seasonal basis, especially as a reward for good performance
Example
She received a year-end bonus for her excellent work performance.
彼女は優れた仕事のパフォーマンスに対する年末ボーナスを受け取った。
B2 noun /baɪˈɒɡrəfi/

Biography

伝記
Meaning
an account of someone's life written by someone else; the story of a person's life
Example
I'm reading a fascinating biography of Albert Einstein.
私はアルバート・アインシュタインの魅力的な伝記を読んでいます。
A2 noun /brɪdʒ/

Bridge

橋
Meaning
a structure carrying a road, path, railway, etc. across a river, road, or other obstacle
Example
The old stone bridge has connected the two towns for over a century.
古い石橋は1世紀以上にわたって二つの町を結びつけてきました。
C2 noun /ˈbrɪmˌstoʊn/

brimstone

Meaning
Sulfur, especially when considered as fiery and associated with hell or divine punishment.
Example
The preacher spoke of fire and brimstone to warn the congregation.
A1 interjection /baɪ/

bye

さようなら
Meaning
used to say goodbye; a short and informal farewell
Example
I said bye to her before leaving.
出発する前に彼女にさようならと言った。
B2 verb /ˈbrɔːdən/

broaden

広げる
Meaning
to make wider or larger in scope; to expand ideas, experience, or understanding
Example
Travel can broaden your perspective on different cultures.
旅行は異なる文化への視野を広げてくれる。
A2 noun /buːt/

Boot

ブーツ
Meaning
sturdy footwear covering the foot and ankle or lower leg
Example
He laced up his hiking boots before the mountain trek.
彼は山のトレッキングの前に登山靴を履いた。
C1 noun /ˈbenɪˌfæktər/

Benefactor

恩人; 支援者; 寄付者
Meaning
a person who gives money or other help to support a person or cause; a patron
Example
The anonymous benefactor donated millions to the hospital.
匿名の寄付者は病院に何百万も寄付しました。
B1 noun /ˈbæŋkɪŋ/

banking

銀行業務または銀行サービス
Meaning
the business or services provided by a bank
Example
Online banking has made financial transactions easier.
オンラインバンキングは金融取引を簡単にしました。
B2 noun/verb /ˈbʌfər/

buffer

バッファ / 衝撃吸収
Meaning
Something that lessens or absorbs the impact of a shock; to act as a protective barrier.
Example
The organization acts as a buffer between workers and management.
その組織は労働者と経営陣の間のバッファとして機能します。
C2 adjective /ˌbiːəˈtɪfɪk/

beatific

至福の
Meaning
blissfully happy or showing great joy
Example
She had a beatific smile after hearing the good news.
彼女は良い知らせを聞いた後、至福の笑顔を浮かべていた。
C1 verb /ˈbædʒər/

badger

うるさくする, しつこくする
Meaning
To repeatedly ask or annoy someone with demands or questions.
Example
The reporter kept badgering the politician with questions.
記者は政治家に質問をし続けて嫌がらせをした。
C1 noun /bəˈrɒmɪtər/

barometer

気圧計
Meaning
an instrument that measures atmospheric pressure
Example
The barometer indicated a storm was approaching.
バロメーターは嵐が近づいていることを示しました。
C1 verb /bʌdʒ/

budge

Meaning
To move slightly; to change one’s opinion or position.
Example
Despite the pressure, he refused to budge from his decision.