shackle
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C1 verb /ˈʃækəl/

shackle

足かせ
Meaning
to chain or restrain; to restrict someone’s actions or freedom
Example
Outdated regulations shackle small businesses and slow innovation.
古い規制は小規模なビジネスを足かせし、革新を遅らせます。
C1 noun ˈsɪn.tæks

syntax

構文
Meaning
The arrangement of words and phrases to create well-formed sentences in a language.
Example
Programming languages follow strict syntax rules.
プログラミング言語は厳格な構文ルールに従います。
C1 noun /ˌsʌb.stɪˈtjuː.ʃən/

substitution

交換
Meaning
the action of replacing someone or something with another
Example
The substitution of the old system with the new one was difficult.
古いシステムを新しいシステムに置き換えることは難しかった。
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 adjective /ˈskwɒlɪd/

squalid

非常に汚い
Meaning
extremely dirty and unpleasant, often due to poverty or neglect
Example
He lived in a squalid room with broken furniture.
彼は壊れた家具のある汚い部屋に住んでいた。
C1 noun /ˈspaɪər/

spire

尖塔
Meaning
a tall, pointed structure on top of a building, especially a church
Example
The church spire could be seen from miles away.
教会の尖塔は遠くから見ることができました。
C1 noun /ˈstɛə.rɪ.əʊˌtaɪ.pɪŋ/

stereotyping

ステレオタイプ
Meaning
A widely held but fixed and oversimplified image or idea of a particular type of person or thing.
Example
Stereotyping people based on their race is harmful.
人種に基づいたステレオタイプは有害です。
C1 verb /ˈsmoʊldər/

smolder

ゆっくり燃える
Meaning
to burn slowly with smoke but no flame; to show suppressed anger or emotion
Example
The fire smoldered for hours before it went out.
火は何時間もゆっくり燃えた後に消えました。
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 noun ˌsɪs.təˈmæt.ɪk ˈstræt.ə.dʒi

systematic strategy

体系的戦略
Meaning
A methodical and organized plan or approach to achieve specific objectives.
Example
A systematic strategy was employed to achieve objectives.
目標を達成するために体系的戦略が採用されました。
C1 adjective /ˌsɛlf əbˈzɔːrbd/

self-absorbed

自己中心的
Meaning
Excessively preoccupied with oneself and one’s own thoughts, feelings, or interests.
Example
He was too self-absorbed to notice his friend's distress.
彼は友達の苦しみに気づかないほど自己中心的だった。
C1 noun /ˈsteɪ.ʃən.ər/

Stationer

文房具店
Meaning
a person who sells paper, pens, pencils, and other office supplies
Example
The stationer recommended the best pens for writing exams.
文房具屋は試験のための最適なペンを推薦しました。
C1 noun /ˈsɪmətri/

symmetry

対称
Meaning
the quality of having balanced proportions or identical parts facing each other
Example
The building’s symmetry impressed the visitors.
建物の対称性は訪問者に感銘を与えました。
C1 adjective /ˈsɒmbər/

somber

陰気
Meaning
Dark or dull in color or tone; gloomy or serious.
Example
The funeral had a somber atmosphere.
葬式には暗い雰囲気がありました。
C1 adjective /ˈsek.j ə.l ər/

Secular

世俗的
Meaning
not connected with religious or spiritual matters; worldly
Example
The country maintains a secular government that separates religion from politics.
その国は宗教と政治を分離する世俗的な政府を維持している。
C1 noun /səbˈdʒɛkʃən/

subjection

服従
Meaning
the act of bringing someone or something under control or domination
Example
The people suffered under the subjection of a cruel ruler.
人々は残虐な支配者の下で苦しんでいた。
C1 noun səˈsteɪ.nə.bəl tekˈnɒl.ə.dʒi

sustainable technology

持続可能な技術
Meaning
Technology designed to meet present needs without compromising future generations' ability to meet their needs.
Example
Sustainable technology ensures a cleaner future.
持続可能な技術は、よりクリーンな未来を保証します。
C1 adjective /ˈʃeɪm.ləs/

Shameless

恥知らず
Meaning
having no shame; bold and rude; impudent
Example
The shameless politician refused to apologize for his mistakes.
恥知らずな政治家は自分の過ちを謝罪することを拒んだ。
C1 adjective /ˈspel.baʊnd/

Spellbound

夢中; 魅了された
Meaning
completely fascinated and unable to move or think about anything else; enchanted
Example
The children sat spellbound as the magician performed his tricks.
子供たちは魔法使いが技を披露するのを夢中で見ていました。
C1 verb /səbˈsaɪd/

subside

収束する
Meaning
to become less intense, violent, or severe; to sink or fall to a lower level
Example
After the storm, the floodwaters began to subside.
嵐の後、洪水は収束し始めました。
C1 verb /ˈslækən/

slacken

緩める
Meaning
to make or become less tight, less active, or slower
Example
The driver slackened his speed as he approached the village.
運転手は村に近づくにつれて速度を緩めた。
C1 adjective /stɔːntʃ/

staunch

堅固な, 忠実な
Meaning
Loyal, committed, and firm in support.
Example
She is a staunch supporter of environmental protection.
彼女は環境保護の強固な支持者です。
C1 verb /siːð/

seethe

怒りで煮えたぎる
Meaning
To be filled with intense but unexpressed anger or agitation.
Example
She was seething with anger after the unfair decision.
彼女は不公平な決定の後、怒りで煮えたぎっていました。
C1 verb /ˈseɪ.vər/

savor

味わう
Meaning
To enjoy something completely, especially by dwelling on it.
Example
He savored every bite of the delicious cake.
彼はおいしいケーキの一口一口を味わった。
C1 noun /ˈskæf.əld/

Scaffold

足場
Meaning
a temporary structure used by workers to stand on when building or repairing something high; a platform for execution
Example
The workers erected a scaffold to paint the building's exterior.
作業員たちは建物の外壁を塗装するために足場を設置しました。
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 adjective /ˈstɪndʒi/

stingy

けち
Meaning
unwilling to spend or give; miserly
Example
He is too stingy to buy a gift for his friend.
彼は友達へのプレゼントを買うにはあまりにけちだ。
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 adjective /ˈsæk.rəˌsæŋkt/

sacrosanct

神聖不可侵
Meaning
Regarded as too important or valuable to be interfered with; sacred.
Example
Freedom of speech is considered sacrosanct in democratic societies.
言論の自由は民主主義社会では神聖不可侵と見なされています。
C1 noun /sɔːd fɪʃ/

Sword fish

メカジキ
Meaning
A large marine fish with an elongated bill resembling a sword
Example
The swordfish can swim at speeds up to 60 mph.
メカジキは時速60マイルで泳ぐことができます。
C1 noun /səˈlɪləkwi/

soliloquy

独白
Meaning
a speech in which a character talks to themselves, often used in drama to reveal inner thoughts
Example
Hamlet's soliloquy is one of the most famous passages in Shakespearean drama.
ハムレットの独白はシェイクスピアのドラマの中で最も有名なパッセージの一つです。
C1 noun sælˈveɪʃən

salvation

救済
Meaning
Deliverance from sin and its consequences, believed by Christians to be brought about by faith in Christ.
Example
The story revolves around the theme of salvation.
物語は救いのテーマを中心に展開します。
C1 adjective /spəˈrædɪk/

sporadic

散発的
Meaning
Occurring irregularly or in scattered instances rather than continuously.
Example
The region experienced sporadic rain showers throughout the week.
その地域は1週間にわたって散発的な雨が降りました。
C1 adjective /ˈsnɒbɪʃ/

snobbish

高慢
Meaning
having or showing the attitude of people who think they are better than others
Example
She seemed snobbish because she avoided talking to the waiters.
彼女はウェイターと話すのを避けたので、高慢に見えました。
C1 noun /ˈstaɪpend/

Stipend

奨学金
Meaning
a fixed regular sum paid as a salary or allowance
Example
The research student receives a monthly stipend for living expenses.
研究学生は生活費のために毎月奨学金を受け取ります。
C1 adjective /ˈskeɪ.li/

Scaly

鱗状の
Meaning
covered with scales; having a rough surface like scales
Example
The fish has scaly skin.
その魚はうろこ状の皮膚を持っています。
C1 verb /slaʊtʃ/

slouch

だらしなく座る
Meaning
To stand, sit, or move in a lazy or awkward way.
Example
He slouched in the chair, looking tired.
彼は椅子にだらりと座り、疲れた様子だった。
C1 verb /səbˈdjuː/

subdue

Meaning
To bring under control, especially by force; to overcome or quiet.
Example
The army was able to subdue the rebellion quickly.
C1 verb /sleɪ/

slay

Meaning
to kill violently; informally, to impress greatly
Example
The hero vowed to slay the dragon.
C1 adjective /ˈspɪndli/

spindly

細くて弱い
Meaning
Long, thin, and weak-looking
Example
The spindly tree bent under the weight of the snow.
細い木が雪の重みで曲がった。
C1 noun /ʃeɪl/

shale

頁岩
Meaning
a fine-grained sedimentary rock that can be split into thin layers
Example
The region is rich in shale and natural gas deposits.
その地域は頁岩と天然ガスの埋蔵量が豊富です。
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 /sɪlk klɔːθ/

Silk cloth

シルクの布
Meaning
fabric made from natural fibers produced by silkworms
Example
The bride wore a beautiful dress made of silk cloth.
花嫁はシルクの布で作られた美しいドレスを着ていました。
C1 noun ˌsæn.ɪ.taɪˈzeɪ.ʃən

sanitization

衛生管理
Meaning
The process of cleaning and disinfecting to eliminate germs and bacteria.
Example
Regular sanitization keeps appliances germ-free.
定期的な衛生管理により、機器が無菌状態に保たれます。
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 noun /ˈʃrɪŋkɪdʒ/

shrinkage

収縮
Meaning
The process of becoming smaller in size, amount, or value.
Example
The company reported a shrinkage in profits this quarter.
その会社は今四半期の利益の収縮を報告しました。
C1 verb /ˈsætəˌraɪz/

satirize

風刺する
Meaning
to mock or criticize something using satire
Example
The play satirizes the greed of modern corporations.
その劇は現代の企業の貪欲さを風刺しています。
C1 adjective /ˌsʌbˈkɒn.ʃəs/

subconscious

潜在意識
Meaning
Of or concerning the part of the mind which one is not fully aware of but which influences actions and feelings.
Example
Fears often come from the subconscious mind.
恐怖はしばしば潜在意識から生まれます。
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 adjective /ˈsʌltri/

sultry

蒸し暑く湿った、魅力的な
Meaning
Uncomfortably hot and humid; also describes someone attractive in a passionate or sensual way.
Example
The sultry weather made it hard to focus on work.
蒸し暑い天気は仕事に集中するのを難しくしました。
C1 /skwɒt/

squat

しゃがむ
Meaning
to crouch or sit with knees bent and body close to the ground
Example
He squatted down to tie his shoes.
彼は靴を結ぶためにしゃがんだ。
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 noun /ˈstɪklər/

stickler

規則にうるさい人
Meaning
a person who insists on a certain quality or standard of behavior
Example
He is a stickler for punctuality and never tolerates delays.
彼は時間にうるさく、遅れを許しません。
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 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 /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 verb /slɪŋ/

sling

投げる、掛ける
Meaning
to throw or hang something roughly or carelessly
Example
He slung his bag over his shoulder before leaving.
彼は出発前に肩にバッグをかけた。
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 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 /sɪmˈplɪstɪk/

simplistic

過度に単純化された
Meaning
treating complex issues as if they were much simpler than they really are
Example
His explanation was too simplistic and ignored key details.
彼の説明は過度に単純化されており、重要な詳細を無視していました。
C1 adjective /sliːk/

sleek

滑らかで光沢のある
Meaning
smooth, shiny, and stylish
Example
She drove a sleek black sports car.
彼女は光沢のある黒いスポーツカーを運転していました。
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。
C1 noun /ˌstætʃuˈɛt/

statuette

小さな像
Meaning
A small statue, usually decorative or artistic.
Example
The artist won a gold statuette for his work.
アーティストは彼の作品で金の小さな像を受賞しました。
C1 adjective /ˈseɪ.vər.i/

savory

風味のある（塩辛いまたは辛い）
Meaning
Having a pleasant salty or spicy taste; morally acceptable.
Example
The restaurant serves a variety of savory dishes.
そのレストランはさまざまな風味のある料理を提供しています。
C1 noun /ˈsaɪ.ən/

scion

子孫
Meaning
a descendant of a wealthy, aristocratic, or influential family
Example
He is the scion of a wealthy industrialist family.
彼は裕福な実業家の家族の子孫です。
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 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 /ˈsteɪtəs kwoʊ/

status quo

現状
Meaning
The existing state of affairs, especially regarding social or political issues.
Example
The government decided to maintain the status quo until further review.
政府はさらなるレビューまで現状を維持することを決定しました。
C1 noun /ˈsɪndɪkət/

syndicate

シンジケート
Meaning
A group of individuals or organizations combined to promote a common interest or carry out a business venture.
Example
A syndicate of investors bought the struggling company.
投資家のシンジケートが困難な会社を買収しました。
C1 verb /ʃʌnt/

shunt

切り替える
Meaning
to move or turn aside; to push or divert from one track to another
Example
The train was shunted onto a different track.
列車は別の線路に切り替えられました。
C1 adjective /ˈskwiːmɪʃ/

squeamish

簡単に気分が悪くなったり、吐き気を催したり、嫌悪感を抱いたりする
Meaning
easily made to feel sick, faint, or disgusted
Example
She felt squeamish at the sight of blood.
彼女は血を見て気分が悪くなった。
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 verb /ˈstɪɡmətaɪz/

stigmatize

スティグマタイズする
Meaning
to describe or regard someone as worthy of disgrace or disapproval
Example
People with certain illnesses are often unfairly stigmatized.
特定の病気の人々はしばしば不当な方法でスティグマタイズされる。
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 noun səˌfɪs.tɪˈkeɪ.ʃən

sophistication

高度な複雑さまたは洗練
Meaning
High level of complexity or refinement.
Example
The sophistication of modern AI technology is remarkable.
現代のAI技術の洗練さは驚くべきものです。
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 /ˈstoʊəˌweɪ/

stowaway

密航者
Meaning
A person who hides on a ship, plane, or other vehicle in order to travel secretly without paying.
Example
The crew discovered a stowaway hiding in the cargo hold.
乗組員は貨物室に隠れている密航者を発見しました。
C1 noun /ʃraɪn/

Shrine

聖地; 神殿; 祈りの場
Meaning
a holy or sacred place dedicated to a specific deity, ancestor, hero, or saint
Example
Pilgrims visit the shrine to pray for good health.
巡礼者たちは健康を祈るために神殿を訪れます。
C1 verb /skʌlpt/

sculpt

幸せ
Meaning
to create or shape something by carving or molding
Example
The artist sculpted a beautiful statue from marble.
彼女は賞を受け取ったとき、自分の幸せを隠せなかった。
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 /səbˈmɪtəl/

submittal

提出
Meaning
the act of submitting something, especially a document for consideration or approval
Example
The contractor sent the submittal to the client for approval.
請負業者は承認のために提出物を顧客に送信しました。
C1 verb /smɜrk/

smirk

自己満足の笑顔
Meaning
to smile in a self-satisfied, smug, or silly way
Example
He smirked when he won the argument.
彼は議論に勝ったとき、ニヤリと笑った。
C1 noun /ˈspiːʃiː/

specie

硬貨
Meaning
money in the form of coins rather than notes or credit
Example
The transaction was made in specie.
取引は硬貨で行われました。
C1 noun /sərˈveɪər/

surveyor

測量士
Meaning
A person who measures and maps land, buildings, or other features.
Example
The surveyor measured the land for construction.
測量士は建設のために土地を測定した。
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 adjective /ˈsæljʊˌtɛri/

salutary

有益な
Meaning
Producing good effects; beneficial, especially after something unpleasant.
Example
The accident was a salutary reminder to drive carefully.
その事故は、慎重に運転することを思い出させる有益な教訓でした。
C1 adjective /ˌsɛm.iˈæn.ju.əl/

semiannual

半年ごと
Meaning
Occurring twice a year; every six months.
Example
The company holds a semiannual meeting with all employees.
会社は6ヶ月ごとに全社員との会議を開きます。
C1 adjective /ˈsiː.naɪl/

senile

老化による弱さ
Meaning
Showing the weaknesses of old age, especially mental decline.
Example
The old man became senile and forgot familiar faces.
老人はセンイルになり、親しい顔を忘れてしまった。
C1 adjective /ˈskɪtɪʃ/

skittish

神経質な
Meaning
easily frightened or nervous; unpredictable
Example
The horse was too skittish to ride.
その馬は乗るには神経質すぎた。
C1 noun /ˈstænzə/

stanza

スタンザ
Meaning
a group of lines forming a unit in a poem or song
Example
The poem begins with a stanza describing nature.
その詩は自然を描写するスタンザで始まります。
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 noun, verb /səˈpiːnə/

subpoena

召喚状
Meaning
a legal document ordering someone to attend court; to summon someone with such a document
Example
The witness received a subpoena to appear in court next week.
証人は来週法廷に出廷するための召喚状を受け取った。
C1 noun ˌsʌb.sɪ.dɪˈzeɪ.ʃən

subsidization

助成金
Meaning
Financial assistance provided by government to make certain goods or services more affordable.
Example
Subsidization of agriculture helps farmers maintain crop production.
農業の助成金は、農家が作物の生産を維持するのに役立ちます。
C1 noun səbˈsɪs.təns

subsistence

生計
Meaning
The action or fact of maintaining or supporting oneself at a minimum level.
Example
Many farmers depend on subsistence agriculture.
多くの農民は自給農業に依存しています。
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 /ˈsəʊdiəm/

sodium

ナトリウム
Meaning
a soft, silver-white chemical element that is highly reactive and found in salt.
Example
Sodium is an essential element for maintaining fluid balance in the body.
ナトリウムは体内の液体バランスを維持するために不可欠な元素です。
C1 noun /ˈsɔːl.tɪd fɪʃ/

Salted fish

塩漬けの魚
Meaning
fish preserved with salt; dried and salted fish for storage
Example
Salted fish is a traditional way to preserve seafood.
塩漬けの魚はシーフードを保存する伝統的な方法です。
C1 verb /ʃʌn/

Shun

避ける
Meaning
to deliberately avoid or stay away from someone or something
Example
He shuns public attention and prefers privacy.
彼は公の注目を避け、プライバシーを好む。
C1 noun /səˈlɪn.ə.t̬i/

salinity

塩分, 塩濃度
Meaning
The salt content of soil or water, typically measured as a concentration.
Example
The salinity of the ocean varies depending on depth and location.
海洋の塩分は深さと場所によって異なります。
C1 adjective /ˌsʌb.təˈreɪ.ni.ən/

subterranean

地下
Meaning
Existing, occurring, or done under the earth's surface.
Example
Subterranean water sources help sustain agriculture.
地下の水源は農業の維持に役立ちます。
C1 adjective /ˌsɛlf ɪˈfeɪsɪŋ/

self-effacing

控えめな
Meaning
not drawing attention to oneself; modest
Example
Despite his success, he remained self-effacing and humble.
成功にもかかわらず、彼は控えめで謙虚なままでした。
C1 noun /səˈprɛʃən/

suppression

抑制
Meaning
the act of forcibly stopping something or holding back feelings or actions
Example
The suppression of free speech led to protests.
言論の自由の抑制は抗議を引き起こした。
C1 noun /ˈstɪmjʊlənt/

stimulant

興奮剤
Meaning
A substance that raises levels of physiological or nervous activity in the body.
Example
Coffee is a common stimulant that helps people stay awake.
コーヒーは一般的な興奮剤で、人々が目を覚ますのを助けます
C1 noun /sɪlt/

silt

シルト
Meaning
Fine sand, clay, or other material carried by running water and deposited as a sediment.
Example
The river deposited layers of silt along its banks.
川はその岸にシルトの層を堆積させた。
C1 adjective /səˈsɛp.tə.bəl/

susceptible

特定の物事によって影響を受けやすい、または損傷を受けやすい
Meaning
Likely or liable to be influenced or harmed by a particular thing.
Example
Children are more susceptible to infections.
子供は感染症にかかりやすいです。
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 adjective /ˈsʌlən/

sullen

むっつりした
Meaning
bad-tempered and gloomy; silently resentful
Example
She gave him a sullen look and walked away.
彼女はむっつりした表情を見せて、立ち去った。
C1 noun /stɑːr ˈæn.ɪs/

Star Anise

スターアニス
Meaning
star-shaped spice pod with a licorice-like flavor used in cooking
Example
She added star anise to the soup for aromatic flavor.
彼女はスープに香り豊かな風味を加えるためにスターアニスを入れました。
C1 adjective /spɑːrs/

sparse

まばら
Meaning
thinly scattered or distributed; not dense or abundant
Example
Vegetation was sparse in the desert.
砂漠では植生がまばらだった。
C1 noun /ˈstaɪləs/

stylus

スタイラス
Meaning
a small tool used for writing, drawing, or touching screens
Example
She used a stylus to draw on her tablet.
彼女はタブレットで絵を描くためにスタイラスを使用しました。
C1 verb, adjective, noun /spruːs/

spruce

整える / 一種の木
Meaning
to make neat or tidy in appearance; also refers to an evergreen tree
Example
He spruced up his room before the guests arrived.
彼はゲストが到着する前に部屋を整えました。
C1 verb /ˈslɪðər/

slither

滑る
Meaning
to move smoothly over a surface with a twisting, sliding motion, like a snake
Example
The snake slithered through the grass.
ヘビは草の中を滑って進んだ。
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 adjective /səˈnɔːrəs/

sonorous

深い音
Meaning
Deep, full, and rich in sound.
Example
The actor's sonorous voice filled the entire theater.
俳優のソノラスな声が劇場全体に響き渡った。
C1 adjective /ˈsɔːsi/

saucy

生意気な
Meaning
Boldly rude, cheeky, or playfully disrespectful.
Example
The child gave a saucy reply to his teacher.
その子は先生に生意気な返事をした。
C1 noun ˈsʌfrɪdʒ

suffrage

選挙権
Meaning
The right to vote in political elections; the principle of political representation.
Example
Universal suffrage was a key demand.
普遍的な選挙権は重要な要求でした。
C1 noun /ˈspɔɪlˌspɔːrt/

spoilsport

スポイルスポート
Meaning
A person who ruins other people's enjoyment or fun.
Example
Don't be a spoilsport and let us enjoy the party.
スポイルスポートにならないで、パーティーを楽しませてください。
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 adjective /ˌsækrəˈlɪdʒəs/

sacrilegious

冒涜的
Meaning
Showing disrespect or irreverence toward something sacred.
Example
The painting was criticized as being sacrilegious.
その絵画は冒涜的だと批判されました。
C1 noun ˌsɛlf.rɪˈstreɪnt

self-restraint

自己抑制
Meaning
The practice of restraining oneself from indulging in something, typically an impulse or desire.
Example
Practicing self-restraint helps in avoiding impulsive decisions.
自己抑制を実践することで、衝動的な決定を避けるのに役立ちます。