sever
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 verb /ˈsɛvər/

sever

切る、関係を断つ
Meaning
to cut off or separate, especially by cutting; to end a connection or relationship
Example
He had to sever ties with the company after the dispute.
彼は争いの後、会社との関係を断たなければならなかった。
C1 noun /ˈsɔːjər/

Sawyer

材木職人
Meaning
a person who saws wood, especially as an occupation
Example
The skilled sawyer cut the logs into planks.
熟練した材木職人は丸太を板に切りました。
C1 adjective /ˈstæɡ.nənt/

Stagnant

停滞した; 動かない; 発展していない
Meaning
not moving or flowing; showing no activity or development
Example
The stagnant water in the pond was covered with algae.
池の中の停滞した水は藻で覆われていました。
C1 noun /səˈsteɪnəbl ˈæɡrɪkʌltʃər/

sustainable agriculture

持続可能な農業
Meaning
Farming practices that meet current food needs while preserving environmental resources and maintaining the ability to produce food for future generations through ecologically sound methods.
Example
Sustainable agriculture practices protect the environment while ensuring food security.
持続可能な農業の実践は、環境を保護しながら食料安全保障を確保します。
C1 verb /ˈskwɒndər/

squander

浪費する
Meaning
to waste money, time, or opportunities in a careless way
Example
He squandered his inheritance on gambling.
彼はギャンブルに遺産を浪費した。
C1 verb /skɪmp/

skimp

ケチる
Meaning
to use less of something than is necessary in order to save money or effort
Example
Don’t skimp on quality when buying a new laptop.
新しいノートパソコンを買うときは、品質をケチらないでください。
C1 noun /ˈspɪnstər/

spinster

未婚女性
Meaning
An unmarried woman, often one who is older and considered unlikely to marry
Example
The novel featured a kind-hearted spinster who cared for the village children.
その小説には、村の子供たちの世話をしていた心優しい未婚女性が登場した。
C1 noun /ˈsɜːrəɡət/

surrogate

代理人
Meaning
A substitute, especially a person deputizing for another in a specific role or office.
Example
The surrogate mother gave birth to the child after carrying it for nine months.
代理母は九か月間子どもを妊娠してから子どもを出産した。
C1 adjective səˈblaɪm

sublime

崇高, 壮大, 卓越
Meaning
Of such excellence, grandeur, or beauty as to inspire great admiration or awe.
Example
The sublime beauty of the mountain landscape took my breath away.
山の風景の崇高な美しさは私の息を奪いました。
C1 noun /sɪˈdʌk.ʃən/

Seduction

誘惑; 誘惑
Meaning
the action of seducing someone; temptation to do something wrong
Example
He fell victim to the seduction of easy money.
彼は簡単な金儲けの誘惑に負けた。
C1 adjective /ˈsɪm.jʊ.leɪ.tɪd/

simulated

シミュレートされた
Meaning
Artificially created to look real but not actually real.
Example
The pilot trained in a simulated flight environment.
パイロットはシミュレートされた飛行環境で訓練しました。
C1 noun /spæt/

spat

小さな口論
Meaning
a short, petty quarrel or argument
Example
They had a brief spat about who should do the dishes.
誰が皿を洗うべきかについて小さな口論がありました。
C1 verb /səˈplænt/

supplant

取って代わる
Meaning
To take the place of something or someone, often by force or strategy.
Example
Digital platforms have supplanted traditional newspapers.
デジタルプラットフォームは伝統的な新聞を取って代わった。
C1 verb/noun /ˈswæɡ.ər/

swagger

自信過剰
Meaning
To walk or behave in a very confident and arrogant way.
Example
He swaggered into the room as if he owned the place.
彼はまるでその場所のオーナーであるかのように部屋に入ってきました。
C1 verb /ˈstɪp.jʊ.leɪt/

stipulate

規定する
Meaning
to demand or specify a condition in an agreement or contract
Example
The contract stipulates that payment must be made within 30 days.
契約書には、支払いは30日以内に行われるべきであると明記されています。
C1 verb /skwɪnt/

squint

目を細める
Meaning
to look with partly closed eyes
Example
She squinted at the bright sunlight.
彼女は明るい日差しで目を細めた。
C1 noun /ˌsæl.ɪ.naɪˈzeɪ.ʃən/

salinization

塩分増加
Meaning
The process of increasing salt content in soil.
Example
Excessive irrigation can cause salinization of farmland.
過剰な灌漑は農地の塩分増加を引き起こす可能性があります。
C1 noun /straɪf/

strife

争い、闘争
Meaning
angry or violent conflict; struggle or discord
Example
The region has been torn apart by political strife.
その地域は政治的な争いで引き裂かれました。
C1 noun, verb /slɜːr/

slur

侮辱 / 侮辱的な言葉
Meaning
An insulting remark or suggestion; or to speak indistinctly.
Example
He made a slur against her character.
彼は彼女のキャラクターについて侮辱的な発言をした。
C1 noun ˈsæŋktɪti

sanctity

神聖さ
Meaning
The state or quality of being holy, sacred, or saintly; ultimate importance.
Example
The sanctity of life should never be compromised.
命の神聖さは決して妥協されるべきではない。
C1 adjective /ˈseɪlaɪn/

Saline

塩水の; 塩分のある
Meaning
containing salt; salty; relating to salt water
Example
The saline solution is used for medical treatments.
塩水溶液は医療処置に使用されます。
C1 noun /sɪˈkluːʒən/

seclusion

隠遁
Meaning
The state of being private, away from other people.
Example
She spent the weekend in complete seclusion in her cabin.
彼女はキャビンで完全に隠遁した週末を過ごしました。
C1 noun /skɪt/

skit

寸劇
Meaning
a short, humorous performance or piece of writing
Example
The students performed a funny skit at the event.
学生たちはイベントで面白い寸劇を演じました。
C1 noun/verb /stæmˈpiːd/

stampede

パニック状態の群衆
Meaning
A sudden, uncontrolled rush of people or animals; to cause a mass movement.
Example
The loud noise caused a stampede of the crowd.
大きな音が群衆の中でスタンピードを引き起こしました。
C1 adverb /suːˈpɜːb.li/

Superbly

素晴らしく
Meaning
in an excellent or outstanding manner
Example
She performed superbly in the dance competition.
彼女はダンスコンテストで素晴らしくパフォーマンスをしました。
C1 verb /ˈsnɪkər/

snicker

ひそかに笑う
Meaning
to laugh quietly in a disrespectful or mocking way
Example
The students snickered when the teacher made a mistake.
先生が間違えたとき、生徒たちはこっそり笑いました。
C1 verb /splaɪs/

splice

接続する
Meaning
to join two pieces of rope, film, or other material by weaving or attaching them together
Example
The technician spliced the two wires to restore the connection.
技術者は2本のワイヤーを接続して接続を回復しました。
C1 verb /səbˈstænʃieɪt/

substantiate

立証する
Meaning
To provide evidence to support or prove the truth of something.
Example
The lawyer worked to substantiate the claims with solid evidence.
弁護士は確かな証拠でその主張を立証しようとしました。
C1 noun /ˈsʌn.stroʊk/

Sunstroke

熱中症
Meaning
a serious condition caused by overheating from prolonged exposure to high temperatures
Example
The worker suffered from sunstroke after working outside all day.
その労働者は一日中外で働いた後、日射病にかかりました。
C1 noun /ˈstɛnsəl/

stencil

型抜き
Meaning
A thin sheet of material with a design cut out, used to produce the design on the surface below by applying paint or ink through the cut-out holes.
Example
The artist used a stencil to paint identical stars on the wall.
アーティストは壁に同じ星を描くために型抜きを使用しました。
C1 adjective /ˈʃɪp.ʃeɪp/

Shipshape

きちんと整頓された; よく整理された; 良好な状態
Meaning
neat and tidy; in good order; well-organized
Example
Everything was shipshape before the inspection.
検査の前にすべてが完璧でした。
C1 adjective /sɔɪld/

soiled

汚れた
Meaning
dirty or stained; not clean
Example
His clothes were soiled after playing in the mud.
泥遊びをした後、彼の服は汚れていた。
C1 noun /strəˈtiː.dʒɪk ˈɪn.saɪts/

strategic insights

戦略的洞察
Meaning
Deep understanding and wisdom gained through careful analysis for planning purposes.
Example
Strategic insights guide policymaking.
戦略的洞察は政策立案を導く。
C1 noun /ˈskælpəl/

scalpel

メス
Meaning
A small and extremely sharp bladed instrument used for surgery and dissection.
Example
The surgeon carefully used a scalpel to make the first incision.
外科医は慎重にメスを使って最初の切開を行いました。
C1 noun /ˈseɪɑːns/

seance

霊的なセッション
Meaning
A meeting where people attempt to communicate with the spirits of the dead.
Example
They held a seance to contact their late grandmother.
彼らは亡くなった祖母と連絡を取るために霊的なセッションを開いた。
C1 adjective /suːˈpɜːr.flu.əs/

superfluous

余分な
Meaning
Unnecessary, especially through being more than enough.
Example
His speech contained too many superfluous details.
彼のスピーチには、余分な詳細が多すぎた。
C1 adjective /ˈsɛm.ɪ.nəl/

seminal

幸福
Meaning
Strongly influencing later developments; highly original and influential.
Example
His seminal book changed the course of modern philosophy.
彼女は賞を受け取ったとき、自分の幸福を隠せませんでした。
C1 noun /səˈrɛn.ɪ.ti/

serenity

静けさ
Meaning
The state of being calm, peaceful, and untroubled.
Example
Meditation helps in achieving inner serenity.
瞑想は内面的な静けさを達成するのに役立ちます。
C1 noun /ˈʃær.ən fruːt/

Sharon fruit

シャロンフルーツ
Meaning
a sweet orange persimmon fruit that can be eaten when firm
Example
The Sharon fruit is sweet and can be eaten like an apple.
シャロンフルーツは甘く、リンゴのように食べることができます。
C1 adjective /ˈsleɪ.vɪʃ/

slavish

奴隷のような
Meaning
showing no originality; completely imitative or overly submissive
Example
His slavish devotion to tradition prevented any innovation.
彼の伝統への奴隷のような献身が革新を阻んだ。
C1 noun /slæɡ/

slag

鉱滓
Meaning
Stony waste matter separated from metals during the smelting process.
Example
The factory dumped the slag near the river.
工場は川の近くに鉱滓を捨てました。
C1 noun /ˈsmætərɪŋ/

smattering

ちょっとした知識
Meaning
A small amount or superficial knowledge of something.
Example
He has a smattering of Spanish.
彼はスペイン語についてちょっとした知識を持っている。
C1 adjective /swɑːv/

suave

魅力的で洗練された
Meaning
charming, confident, and elegant, often in a smooth or polished way
Example
He was a suave gentleman who impressed everyone at the party.
彼はパーティーで全員に感銘を与えた洗練された紳士だった。
C1 noun /ˈsɪləbəl/

syllable

音節
Meaning
A unit of pronunciation having one vowel sound, with or without surrounding consonants, forming the whole or part of a word.
Example
The word 'computer' has three syllables.
‘コンピュータ’という言葉は3つの音節から成り立っています。
C1 noun /ˌsəʊ.ʃi.əʊˈek.ə.nɒm.ɪk ˈprɒɡ.res/

socioeconomic progress

社会経済的進歩
Meaning
Advancement in both social and economic conditions of a society or community.
Example
Socioeconomic progress uplifts marginalized communities.
社会経済的進歩は、疎外されたコミュニティを引き上げます。
C1 adjective /ˈstrætɪfaɪd/

stratified

Meaning
arranged or classified in layers or strata
Example
Society in the past was highly stratified based on class and wealth.
C1 adjective /ˈskɛtʃi/

sketchy

不完全
Meaning
not thorough or detailed; suspicious or unsafe
Example
The details of the project were still sketchy.
プロジェクトの詳細はまだ不完全でした。
C1 verb ˈsɪŋ.krə.naɪz

synchronize

同期させる
Meaning
To coordinate in time; to cause to occur or operate at the same time or rate.
Example
The dancers need to synchronize their movements.
ダンサーは彼らの動きを同期させる必要があります。
C1 noun /ˈsuːtər/

suitor

求婚者
Meaning
a man who pursues a relationship with a woman, often with the intent to marry
Example
She had many suitors vying for her attention.
彼女には彼女の注意を争う求婚者がたくさんいた。
C1 verb /snɪər/

sneer

冷笑する
Meaning
to smile or speak in a mocking or contemptuous way
Example
She sneered at his attempt to sing.
彼女は彼の歌おうとしたことを嘲笑した。
C1 adjective /ˈsɛnʃuəs/

sensuous

官能的
Meaning
Relating to or affecting the senses rather than the intellect; pleasing to the senses.
Example
The garden was filled with sensuous colors and fragrances.
庭は官能的な色と香りで満たされていた。
C1 noun /stɪnt/

stint

短期の仕事
Meaning
a period of time spent doing a particular job or activity
Example
She did a short stint as a teacher before moving abroad.
彼女は海外に移住する前に短期間の教師として働きました。
C1 noun /ˈsɛvərəns/

severance

退職金
Meaning
the act of ending something, especially a relationship or employment; compensation paid upon termination
Example
The company offered him severance pay after his job ended.
会社は彼の仕事が終了した後、退職金を提供しました。
C1 verb /ˈswɪndl/

swindle

詐欺する
Meaning
to cheat someone out of money or possessions by deceit
Example
The con artist tried to swindle the old man out of his savings.
コンアーティストは、老人の貯金を騙し取ろうとした。
C1 verb /sluː/

slew

急に曲がる
Meaning
To turn or slide violently in a particular direction.
Example
The car slewed across the icy road.
車は凍った道路を滑っていった。
C1 verb /skɒf/

scoff

嘲笑する
Meaning
to speak about something in a mocking or dismissive way
Example
He scoffed at the idea of moving abroad.
彼は海外に引っ越すというアイデアを嘲笑しました。
C1 verb /ˈsʌkɪŋ/

sucking

吸う
Meaning
Drawing in a liquid, air, or other substance through the mouth or a tube by creating a vacuum; also used figuratively for something unpleasant or ineffective
Example
The baby is sucking on a pacifier.
赤ちゃんが乳首を吸っています。
C1 noun /stɪˈlɛtoʊ/

stiletto

細いヒールの靴 / ダガー
Meaning
A small, thin, high-heeled shoe or a dagger with a slender blade.
Example
She wore elegant stiletto heels to the party.
彼女はパーティーにエレガントなスティレットヒールを履いて行きました。
C1 adjective /ˈsiː.di/

Seedy

種でいっぱい; 汚くて評判が悪い; 廃れた
Meaning
squalid and disreputable; shabby and run-down; full of seeds
Example
They avoided walking through the seedy part of town at night.
彼らは夜に汚くて評判が悪い街の部分を歩くのを避けていた。
C1 adjective /ˌsuːɪˈsaɪdəl/

Suicidal

自殺的
Meaning
relating to or having thoughts of killing oneself; extremely dangerous or harmful
Example
The reckless driving was suicidal behavior.
無謀な運転は自殺的な行動でした。
C1 verb /spɜːr/

spur

促す / 奨励する
Meaning
To encourage or motivate someone to take action.
Example
The teacher's praise spurred him to study harder.
教師の賞賛は彼にもっと一生懸命勉強するように促した。
C1 adjective /ˈsaɪz.mɪk/

seismic

地震の
Meaning
Relating to earthquakes or vibrations of the earth and its crust.
Example
The region is known for its seismic activity.
その地域は地震活動で知られています。
C1 adjective /ˈsɒljʊbəl/

soluble

可溶性
Meaning
able to be dissolved, especially in water
Example
Sugar is soluble in water.
砂糖は水に溶けやすい。
C1 adjective /səbˈsɜːviənt/

subservient

Meaning
prepared to obey others unquestioningly; less important than something else
Example
She was too subservient to challenge his decision.
C1 adjective /ˌsɛrənˈdɪpɪtəs/

serendipitous

偶然の幸運
Meaning
Occurring or discovered by chance in a happy or beneficial way.
Example
Their meeting at the café was purely serendipitous.
カフェでの彼らの出会いは完全に偶然の幸運でした。
C1 noun /ˈskep.tɪ.sɪ.zəm/

skepticism

懐疑主義, 疑念
Meaning
A skeptical attitude; doubt as to the truth of something.
Example
His skepticism about new technology often makes him resistant to change.
新しい技術に対する彼の懐疑主義は、彼を変化に対して抵抗力を持たせる。
C1 verb /smɛlt/

smelt

溶かす
Meaning
to extract metal from its ore by heating and melting
Example
The workers smelt iron from its ore in the factory.
作業員は工場で鉱石から鉄を溶かして取り出します。
C1 adjective /skəˈlæstɪk/

scholastic

学問的な
Meaning
Relating to schools, education, or academic learning.
Example
The school organizes scholastic competitions every year.
学校は毎年学問的な競技を開催します。
C1 noun /ˈsɪk.əl/

Sickle

鎌
Meaning
a tool with a curved metal blade and short handle used for cutting grain crops
Example
The farmer harvested wheat using a traditional sickle.
農夫は伝統的な鎌を使って小麦を収穫しました。
C1 verb /sʌlk/

sulk

むくれる
Meaning
to be silent and bad-tempered because you are angry or disappointed
Example
She sulked in her room after the argument.
議論の後、彼女は自分の部屋でむくれていた。
C1 verb /ˈsælvɪdʒ/

salvage

救助
Meaning
To save something from loss, damage, or destruction.
Example
They managed to salvage some goods from the fire.
彼らは火事からいくつかの物を救出することに成功した。
C1 noun /ˈsaɪnəs/

sinus

副鼻腔
Meaning
A cavity within a bone or tissue, especially those in the bones of the face connected with the nasal cavities.
Example
He suffered from a sinus infection that caused headaches.
彼は副鼻腔感染症に苦しんでおり、頭痛を引き起こしました。
C1 noun ˌskeɪ.ləˈbɪl.ə.ti

scalability

拡張性
Meaning
The capacity to be changed in size or scale; the ability of a system to handle a growing amount of work.
Example
The new software offers high scalability for large enterprises.
新しいソフトウェアは大企業向けに高い拡張性を提供します。
C1 verb /sɪˈkriːt/

secrete

分泌する
Meaning
to produce and release a substance from a cell, gland, or organ
Example
The pancreas secretes insulin to regulate blood sugar levels.
膵臓は血糖値を調整するためにインスリンを分泌します。
C1 verb /ˈswɛltər/

swelter

強烈な暑さで苦しむ
Meaning
to suffer from intense heat
Example
We began to swelter in the midday sun.
私たちは真昼の太陽の下で汗だくになり始めました。
C1 verb/noun /snɑːrl/

snarl

唸り声、渋滞
Meaning
to growl aggressively with bared teeth; a tangle or mess
Example
The dog snarled at the stranger near the gate.
犬はゲート近くの見知らぬ人に唸った。
C1 adjective /sɪˈnɒnɪməs/

synonymous

同義語
Meaning
having the same or nearly the same meaning; closely associated with something
Example
For many people, her name is synonymous with generosity.
多くの人にとって、彼女の名前は寛大さの同義語です。
C1 noun /ˈskruːpəl/

scruple

良心の呵責
Meaning
A moral or ethical consideration that restrains actions.
Example
He had no scruples about lying to get ahead.
彼は前進するために嘘をつくことに対して良心の呵責を感じていなかった。
C1 adjective /ˈsɪnjuəs/

sinuous

曲がりくねった
Meaning
Having many curves, bends, or turns; winding.
Example
The hikers followed a sinuous path through the forest.
ハイカーたちは森を通る曲がりくねった道を進んだ。
C1 adjective /ˈswɛltərɪŋ/

sweltering

うだるような暑さ
Meaning
uncomfortably hot
Example
The sweltering heat made it hard to work.
うだるような暑さで仕事が難しくなった。
C1 noun /slɪt/

Slit

切れ目
Meaning
a long narrow opening or cut
Example
There was a small slit in the fabric.
生地に小さな切れ目がありました。
C1 adjective /sɑːrˈdɒnɪk/

sardonic

幸福
Meaning
Grimly mocking or cynical.
Example
She gave him a sardonic smile after hearing his excuse.
彼女は賞を受け取ったとき、自分の幸福を隠すことができませんでした。
C1 verb /sɪft/

sift

ふるいにかける / 注意深く調べる
Meaning
to separate or sort through carefully, often using a sieve or by examining closely
Example
She sifted the flour before adding it to the cake mixture.
ケーキのミックスに加える前に、小麦粉をふるいにかけました。
C1 verb /skwiːl/

squeal

叫ぶ
Meaning
to make a high-pitched cry; to inform on someone
Example
The children squealed with delight when they saw the surprise.
子供たちはサプライズを見て喜んで叫びました。
C1 adjective /ˈskrɔːni/

scrawny

痩せ細った
Meaning
very thin and bony, often looking unhealthy
Example
The scrawny boy could barely lift the heavy bag.
その痩せ細った少年は重いバッグをほとんど持ち上げることができなかった。
C1 verb /ˈʃrɪvəl/

shrivel

しわになる
Meaning
To become dry, wrinkled, and smaller due to lack of moisture.
Example
The flowers shriveled under the hot sun.
花は暑い太陽の下でしわになった。
C1 noun /ˈsiːskeɪp/

seascape

海の景色
Meaning
A view or painting of the sea.
Example
The artist painted a beautiful seascape at sunset.
アーティストは夕日で美しい海の景色を描きました。
C1 verb /ˈsɪnɚdʒaɪzd/

synergized

シナジー効果が得られるようにする, 力を合わせる, 協力する
Meaning
Combine in such a way that the total effect is greater than the sum of the individual effects.
Example
The teams were synergized to maximize productivity.
チームは生産性を最大化するために協力しました。
C1 adjective /səˈdʒɛstɪv/

suggestive

示唆的
Meaning
tending to suggest ideas or images; sometimes implies something sexual or provocative
Example
The painting was highly suggestive and sparked much debate.
その絵画は非常に示唆的で、たくさんの議論を引き起こしました。
C1 noun /sɛkt/

sect

宗派
Meaning
a subgroup of a larger religious or political group, often with differing beliefs
Example
The group split into different sects due to doctrinal differences.
グループは教義の違いにより、異なる宗派に分かれました。
C1 adjective /ˈstɔːlwərt/

stalwart

忠実, 頑強
Meaning
Loyal, reliable, and hardworking; strongly built or sturdy.
Example
She has always been a stalwart supporter of the community.
彼女は常にコミュニティの忠実な支持者でした。
C1 noun /səˈprɑːnoʊ/

soprano

女性または子供の最も高い歌声
Meaning
the highest female or boy’s singing voice
Example
She sang beautifully in the soprano range during the concert.
彼女はコンサートでソプラノの範囲で美しく歌いました。
C1 verb /ˌsuːpərɪmˈpoʊz/

superimpose

重ね合わせる
Meaning
to place one thing on top of another so that both can be seen
Example
The editor superimposed text over the image.
編集者は画像にテキストを重ね合わせました。
C1 noun /sɪr/

seer

予言者
Meaning
A person who is supposed to be able to see what will happen in the future; a prophet.
Example
The seer predicted a great change in the kingdom.
予言者は王国の大きな変化を予測しました。
C1 adjective /ˈspaɪn.ləs/

Spineless

勇気がない; 意志が弱い; 臆病
Meaning
lacking courage or determination; weak-willed
Example
He was too spineless to stand up for his beliefs.
彼は自分の信念を貫くには、あまりにも臆病すぎた。
C1 adjective /ˈseɪ.li.ənt/

salient

重要な、顕著な、または目立つ
Meaning
Most important, prominent, or noticeable
Example
The report highlighted the salient points of the discussion.
レポートは議論の重要な点を強調しました。
C1 noun /saɪð/

scythe

鎌
Meaning
A tool with a long curved blade used for cutting grass or grain.
Example
The farmer sharpened his scythe before harvesting the wheat.
農民は小麦を収穫する前に彼の鎌を研いだ。
C1 noun /ˈsɔː.dʌst/

sawdust

木屑
Meaning
The tiny particles of wood produced by sawing or sanding.
Example
The floor was covered with sawdust from the carpentry work.
床は大工仕事からの木屑で覆われていました。
C1 noun /ˈswiːt.miːt/

Sweetmeat

お菓子
Meaning
a small piece of confectionery or candy; a sweet delicacy
Example
The children enjoyed the traditional sweetmeats during the festival.
子供たちは祭りの間に伝統的なスイートミートを楽しみました。
C1 noun /stɛntʃ/

stench

悪臭
Meaning
A very strong and unpleasant smell.
Example
The stench of garbage filled the alley.
ゴミの臭いが路地を満たした。
C1 noun /ˌsɪmbɪˈəʊsɪs/

symbiosis

共生関係
Meaning
A mutually beneficial relationship between different people or groups.
Example
The symbiosis between the two companies led to mutual growth.
二つの会社間の共生関係は相互成長につながった。
C1 verb /səˈlɪsɪt/

solicit

お願いする
Meaning
to ask for or try to obtain something from someone
Example
The charity is soliciting donations for flood victims.
チャリティは洪水の被害者のために寄付を募っています。
C1 noun ˌsɪstəˈmætɪk ˈseɪvɪŋz

systematic savings

計画的貯蓄
Meaning
A structured and organized approach to regularly saving money according to a planned schedule
Example
Systematic savings can mitigate financial crises in old age.
計画的貯蓄は高齢期の財務危機を軽減することができます。
C1 adjective /ˈstrɪndʒənt/

stringent

厳格
Meaning
strict, precise, and exacting
Example
The government imposed stringent measures during the crisis.
政府は危機の間に厳しい措置を課しました。
C1 verb /struː/

strew

まき散らす
Meaning
to scatter or spread things untidily over a surface or area
Example
Clothes were strewn across the floor.
服が床に散らばっていた。
C1 adjective /ˈsʌpl/

supple

柔軟な
Meaning
Easily bending or moving without breaking; flexible and adaptable.
Example
The gymnast’s body was remarkably supple.
その体操選手の体は驚くほど柔軟だった。
C1 noun ˈsʌb.tɛkst

subtext

サブテキスト
Meaning
Hidden meaning or message behind spoken or written words
Example
The subtext of his speech suggested disagreement.
彼のスピーチのサブテキストは、意見の不一致を示唆していた。
C1 adjective /ˈskrʌfi/

Scruffy

乱雑または不潔な外見; 汚れたしぼんだ
Meaning
untidy or unkempt in appearance; shabby and worn
Example
The scruffy old dog wandered through the streets looking for food.
そのみすぼらしい老犬は、食べ物を探して通りをさまよっていました。
C1 noun səˈlɪnɪti ɪnˈtruːʒən

salinity intrusion

塩分侵入
Meaning
The movement of salt water into freshwater areas, typically affecting coastal regions.
Example
Salinity intrusion affects coastal regions.
塩分侵入は沿岸地域に影響を与える。
C1 adjective /ˈstɪltɪd/

stilted

不自然な、堅苦しい
Meaning
Speech or writing that is stiff, unnatural, or overly formal.
Example
His speech sounded stilted and rehearsed.
彼のスピーチは不自然で練習されたように聞こえた。
C1 noun /səˈnɑːtə/

sonata

音楽作品 (ソナタ)
Meaning
A musical composition for one or more instruments, typically in several movements.
Example
She performed a beautiful Beethoven sonata on the piano.
彼女はピアノで美しいベートーヴェンのソナタを演奏しました。
C1 adjective /səbˈsɪd.i.ər.i/

Subsidiary

子会社の; 二次的な; 子会社に関連する
Meaning
less important than the main thing; secondary; of or relating to a subsidiary company
Example
The subsidiary company handles all overseas operations.
子会社はすべての海外業務を管理しています。
C1 adjective /ˈstætʃətɔːri/

statutory

法定
Meaning
Required, permitted, or enacted by law.
Example
The company must comply with all statutory regulations.
会社はすべての法定規制に従わなければならない。
C1 adjective /ˈsɜːrvɪsəbl/

serviceable

使用可能
Meaning
fit for use; usable; in working order
Example
The old bicycle is still serviceable despite its age.
その古い自転車は年齢に関係なく、まだ使用可能です。
C1 noun ˌsteɪbəlaɪˈzeɪʃən

stabilization

安定化
Meaning
The process of making or becoming stable.
Example
The stabilization of the structure was essential after the earthquake.
地震後、構造の安定化が不可欠でした。
C1 noun /ˈʃʊɡ.ər ˈkæn.di/

Sugar candy

シュガーキャンディ
Meaning
crystallized sugar formed into small pieces; rock candy made from sugar syrup
Example
The children enjoyed eating colorful sugar candy at the festival.
子供たちは祭りでカラフルなシュガーキャンディを食べて楽しみました。
C1 noun, adjective, verb /ʃæm/

sham

偽り
Meaning
something that is not what it appears to be; a false or fake thing; to pretend
Example
The deal turned out to be a sham.
その取引は偽りであることが判明しました。
C1 noun /ˈsɪlk.wɜːrm/

Silk-worm

かいこ
Meaning
the caterpillar of a moth that produces silk fibers used to make silk fabric
Example
Silkworms feed on mulberry leaves to produce silk.
カイコは桑の葉を食べて、絹を生産します。
C1 verb /ˈstrætɪfaɪ/

stratify

階層化する
Meaning
to arrange or divide into layers, classes, or categories
Example
The researchers plan to stratify the data based on age groups.
研究者たちは年齢層に基づいてデータを階層化する予定です。
C1 noun/verb /skɜːrdʒ/

scourge

Meaning
A source of great pain or punishment; to whip or inflict suffering on someone.
Example
Disease and poverty remain a scourge in many regions.
C1 noun /ˈsɪstərhʊd/

sisterhood

姉妹関係
Meaning
The relationship between sisters, or a community of women united by shared experiences or goals.
Example
The feminist movement created a strong sense of sisterhood among women.
フェミニスト運動は女性たちの間に強い姉妹関係の感覚を生み出しました。