stench
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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。
B2 adjective /ˈspiː.di/

Speedy

速い; 素早い; 機敏な;
Meaning
moving or happening quickly; fast
Example
The speedy delivery service arrived within an hour.
速い配送サービスは1時間以内に到着しました。
C2 noun /ˌsɪmjʊˈleɪkrəm/

simulacrum

シミュラクル
Meaning
an image or representation of someone or something; a superficial likeness
Example
The statue was only a simulacrum of the ancient god.
その像は古代の神のシミュラクルに過ぎなかった。
C1 noun ˈsɪnədʒi

synergy

相乗効果, 協力
Meaning
The interaction or cooperation of two or more organizations, substances, or other agents to produce a combined effect greater than the sum of their separate effects.
Example
The synergy between the two companies led to a successful partnership.
二つの会社間の相乗効果により、成功したパートナーシップが生まれました。
C2 adjective /ˈsæŋɡwɪˌnɛri/

sanguinary

血なまぐさい
Meaning
Involving or causing much bloodshed; bloodthirsty.
Example
The battle was one of the most sanguinary conflicts of the war.
その戦闘は戦争の中で最も血なまぐさい戦いの一つだった。
B2 noun /ˈspætʃ.ʊ.lə/

Spatula

スパチュラ
Meaning
a kitchen utensil with a flat, flexible blade used for mixing, spreading, or lifting food
Example
I used a spatula to flip the pancakes in the pan.
私はフライパンでパンケーキをひっくり返すためにスパチュラを使いました。
A1 adverb /ˈsʌm.taɪmz/

Sometimes

時々
Meaning
at times; occasionally; now and then
Example
Sometimes I go for a walk in the evening.
時々、私は夕方に散歩します。
B1 noun /ˈsiː.hɔːrs/

Sea-horse

タツノオトシゴ
Meaning
a small marine fish with segmented bony armor, an upright posture, and a curled prehensile tail
Example
The seahorse gracefully floated among the coral reefs.
タツノオトシゴはサンゴ礁の中を優雅に浮かんでいました。
A1 noun /ˈsʌn.deɪ/

sunday

日曜日
Meaning
The day of the week between Saturday and Monday; often considered a day of rest or worship.
Example
We usually relax at home on Sunday.
私たちは通常、日曜日は家でゆっくりします。
C2 adjective /səˈdʒɛstəbəl/

suggestible

影響されやすい
Meaning
easily influenced by the suggestions of others
Example
Children are highly suggestible and may believe what they are told.
子供たちは非常に影響されやすく、言われたことを信じるかもしれません。
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。
B2 noun /ˈskuːtər/

scooter

スクーター
Meaning
a small two-wheeled vehicle powered by an engine or electricity
Example
She rides a scooter to work every day.
彼女は毎日スクーターで仕事に行きます。
B1 noun /ˈsɛkʃən/

section

セクション
Meaning
a distinct part or subdivision of something larger
Example
This section of the report needs further review.
この報告書のセクションは、さらに検討する必要があります。
B1 noun /seɪnt/

Saint

聖人として認められた人物; とても親切で忍耐強い人物
Meaning
person recognized as holy or virtuous; very kind or patient person
Example
Mother Teresa was declared a saint by the Catholic Church.
マザー・テレサはカトリック教会によって聖人と宣言されました。
A2 adjective /ˈsɪli/

Silly

馬鹿な; 愚かな
Meaning
foolish; lacking good sense or judgement
Example
Don't be silly, of course you can do it!
馬鹿なこと言わないで、もちろんそれができるよ！
B2 noun /stɑːˈveɪ.ʃən/

Starvation

飢餓
Meaning
suffering or death caused by lack of food; extreme hunger
Example
Many people died of starvation during the famine.
多くの人々は飢饉の間に飢え死にしました。
B2 verb, noun /stæb/

stab

刺す
Meaning
to pierce or wound with a pointed weapon or object
Example
He was stabbed in the back during the altercation.
彼は口論中に背中を刺されました。
B2 noun /suː.pɪər.iˈɔːr.ə.ti/

Superiority

優越性
Meaning
the quality or state of being superior; higher rank or quality
Example
His superiority in mathematics was evident from his test scores.
数学における彼の優越性は、彼のテストのスコアから明らかだった。
C2 noun /sælv/

salve

薬
Meaning
An ointment used to promote healing of the skin or as protection.
Example
She applied a salve to the burn on her hand.
彼女は手のやけどに薬を塗りました。
C1 noun səˌsɛp.təˈbɪl.ə.ti

susceptibility

感受性
Meaning
The quality of being likely to be influenced or harmed by a particular thing; vulnerability.
Example
High susceptibility to infections requires extra care.
感染症に対する高い感受性は追加のケアを必要とします。
A2 noun /spiːd/

Speed

速度; スピード
Meaning
the rate at which someone or something moves or operates
Example
The car reached a speed of 100 miles per hour.
車は時速100マイルのスピードに達した。
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。
B2 noun /ˈspɒnsər/

sponsor

スポンサー
Meaning
a person or organization that provides funds for a project or activity in exchange for publicity or support
Example
The company became the main sponsor of the event.
その会社はイベントの主要スポンサーとなった。
B1 noun /ˈsʌb.mə.riːn/

Sub-marine

潜水艦
Meaning
a warship with a streamlined hull designed to operate completely submerged in the sea
Example
The submarine dived deep into the ocean to avoid detection.
潜水艦は海中深く潜水して、発見を避けました。
A2 noun /ˈstʌmək/

Stomach

胃
Meaning
the organ in the body where food is digested; the belly or abdomen
Example
My stomach hurts after eating too much.
食べ過ぎた後、胃が痛いです。
B1 noun /seɪk/

Sake

目的; 理由;
Meaning
purpose or reason for doing something; benefit or interest
Example
She worked overtime for the sake of her family's future.
彼女は家族の未来のために残業しました。
C1 adjective /ˈskeɪðɪŋ/

scathing

辛辣な批評
Meaning
severely critical; harshly scornful
Example
The critic wrote a scathing review of the movie.
批評家は映画について辛辣な批評を書いた。
C2 adjective /svelt/

svelte

スリム
Meaning
Attractively thin, graceful, and elegant in appearance or movement.
Example
She looked svelte in the elegant black dress.
彼女はエレガントな黒いドレスを着てスリムに見えた。
C1 noun /ˈsɒlstɪs/

solstice

至点
Meaning
the two times in the year when the sun is at its greatest distance from the equator (summer and winter solstice)
Example
People celebrate the summer solstice with festivals and rituals.
人々は夏至を祝うために祭りや儀式を行います。
B2 adjective /ˈspiːtʃləs/

speechless

言葉を失う
Meaning
Unable to speak because of shock, surprise, or strong emotion.
Example
She was speechless when she received the award.
彼女は賞を受け取ったとき、言葉を失いました。
B2 adjective /ˈsɛksi/

sexy

セクシー
Meaning
sexually attractive or exciting
Example
She wore a sexy red dress to the party.
彼女はパーティーでセクシーな赤いドレスを着ていました。
C2 noun /ˈsɛm.ɪ.nɛr.i/

seminary

神学校
Meaning
A school or college for training priests, ministers, or rabbis.
Example
He decided to enroll in a seminary to study theology.
彼は神学校に入学して神学を学ぶことに決めました。
C1 adjective /ˈskrɪptʃərəl/

scriptural

聖書に関連する
Meaning
Relating to or contained in the scriptures or holy writings.
Example
The priest gave a scriptural reference during the sermon.
牧師は説教中に聖書の参照をしました。
C1 noun /ˌsʌpəˈzɪʃən/

supposition

仮定
Meaning
An assumption or belief that something is true without certain proof.
Example
His plan was based on the supposition that the market would recover quickly.
彼の計画は、市場がすぐに回復するという仮定に基づいていました。
C1 noun /ˈsɜːrtʃɑːrdʒ/

surcharge

追加料金
Meaning
an additional charge or payment added to the usual cost
Example
The airline ticket had a fuel surcharge added to it.
航空券に燃料サーチャージが追加されていました。
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。
B2 adjective /ˈslɒp.i/

Sloppy

だらしない; 汚い; 注意を払わずに行われた
Meaning
careless; messy; done without care or attention to detail
Example
His sloppy handwriting was difficult to read.
彼の乱雑な手書きは読みにくかった。
A2 adjective /səkˈsɛsfəl/

Successful

成功した; 裕福な; 勝者の
Meaning
having achieved a desired aim or result; prosperous
Example
She was successful in her career as a doctor.
彼女は医師としてのキャリアで成功しました。
B2 adverb /ˈsɛp.ər.ət.li/

separately

別々に
Meaning
in a way that is apart or individually; not together
Example
They decided to travel separately to the conference.
彼らは会議に別々に行くことに決めた。
B1 adjective /spəˈsɪfɪk/

specific

具体的
Meaning
Clearly defined or identified; particular; exact.
Example
Make a specific plan to beat procrastination.
プロクラスティネーションを克服するために、具体的な計画を立ててください。
B2 verb /ˈsɪmplɪfaɪ/

simplify

簡単にする
Meaning
to make easier to understand or do; to reduce complexity
Example
The teacher simplified the complex equation for the students.
教師は生徒のために複雑な方程式を簡単にしました。
B2 noun /ˌspɛsɪfɪˈkeɪʃən/

specification

仕様書
Meaning
a detailed description or assessment of something
Example
The product specification includes all the necessary details.
製品の仕様書にはすべての必要な詳細が含まれています。
B2 noun /ˌsɛpəˈreɪʃən/

Separation

分離; 分割; 切断
Meaning
the action or state of moving or being moved apart; the division of something into constituent or distinct elements
Example
The separation of the two countries was peaceful.
二国間の分離は平和的でした。
C2 noun /ˌspoʊliˈeɪʃən/

spoliation

破壊
Meaning
The act of destroying or ruining something, often evidence or property.
Example
The court punished the company for the spoliation of evidence.
裁判所は証拠の破壊のために会社を罰しました。
B2 adjective /ˈsɒl.ɪ.ter.i/

Solitary

孤独; 孤立; 一人
Meaning
alone; without companions; single; isolated
Example
He lived a solitary life in the mountains.
彼は山中で孤独な生活を送っていました。
C1 noun /ˌsɛlfsəˈfɪʃənsi/

Self-sufficiency

自給自足
Meaning
the ability to supply one's own needs without external assistance; independence
Example
The farm achieved complete self-sufficiency in food production.
その農場は食品生産において完全な自給自足を達成しました。
B1 adjective /ˈsplendɪd/

Splendid

素晴らしい; 壮大な; 印象的な
Meaning
magnificent; excellent; very impressive
Example
The castle looked splendid in the sunset.
お城は夕日で素晴らしく見えました。
B2 noun/verb /ˈsɜːveɪ/

survey

調査, アンケート
Meaning
noun: an examination or inspection; verb: to examine or measure (an area or subject)
Example
They conducted a survey to understand customer preferences.
彼らは顧客の好みを理解するために調査を行いました。
B1 noun /stiːl/

steel

スチール
Meaning
a strong, hard metal made of iron and carbon
Example
The building was made from steel to ensure its durability.
その建物は耐久性を確保するためにスチールで作られました。
B2 noun /skoʊp/

scope

範囲
Meaning
the range of one's perception, understanding, or activity
Example
The project is beyond the scope of our resources.
そのプロジェクトは私たちのリソースの範囲を超えています。
A2 noun /stres/

stress

ストレス
Meaning
Physical, mental, or emotional strain or tension.
Example
Excessive stress can lead to health issues.
過度のストレスは健康に問題を引き起こす可能性があります。
B1 adjective /ˈsɛpəreɪtɪd/

separated

分かれた
Meaning
divided or disconnected from something else; not together
Example
They have been living in separated houses since the divorce.
離婚以来、彼らは別々の家に住んでいます。
C2 noun /səˈvɑːnt/

savant

Meaning
a learned person, especially a distinguished scientist or scholar; sometimes used in the phrase ‘savant syndrome’ for someone with exceptional abilities alongside developmental differences
Example
The conference keynote was delivered by a linguistic savant who studies endangered languages.
B2 noun /ˈspaɪs bɒks/

Spice box

スパイス箱
Meaning
a container used to store various spices and seasonings
Example
She opened the spice box to find cumin for her curry.
彼女はカレー用のクミンを見つけるためにスパイスボックスを開けました。
B2 noun /sɪˈver.ə.ti/

Severity

厳しさ; 重大さ; 激しさ
Meaning
the quality of being extremely serious or harsh; intensity of something bad
Example
The severity of the storm caused widespread damage across the city.
嵐の厳しさが街全体に広範囲の損害をもたらしました。
B2 verb /skwiːz/

squeeze

絞る
Meaning
to press something firmly, especially from all sides in order to extract or compress it
Example
She squeezed the toothpaste to get the last bit.
彼女は歯磨き粉のチューブを絞って、最後の一滴を出しました。
A1 adjective /ˈsɪmpəl/

Simple

簡単な; シンプル; 複雑でない
Meaning
easy to understand or do; not complicated
Example
This is a simple recipe that anyone can follow.
これは誰でもフォローできる簡単なレシピです。
B2 noun /ˈspɔːrtsmən/

sportsman

スポーツ選手
Meaning
A person who is skilled in sports or enjoys participating in athletic activities.
Example
He is a true sportsman, always fair and respectful to his opponents.
彼は本物のスポーツ選手で、常に相手に対して公正で尊敬を示す。
B2 noun /ˈstæm.ɪ.nə/

Stamina

持久力
Meaning
the ability to sustain prolonged physical or mental effort
Example
Marathon runners need great stamina to complete the race.
マラソンランナーはレースを完走するために素晴らしいスタミナが必要です。
C2 noun /ˈsælvər/

salver

銀のトレイ
Meaning
A tray, typically made of silver, used for serving food or drinks.
Example
The butler brought in the tea on a silver salver.
執事は銀のトレイでお茶を運んできました。
C2 verb /slʌf/ or /sluː/

slough

皮を捨てる / 湿地
Meaning
To shed or cast off (like dead skin); also a swampy or muddy area.
Example
The snake sloughed off its old skin.
ヘビは古い皮を捨てた。
C1 verb/noun /stuːp/

stoop

幸福
Meaning
To bend one's body forward and downward; also a small porch or staircase at the entrance of a house
Example
He had to stoop to pick up the coin.
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。
A2 adjective /ˈʃaɪ.ni/

Shiny

光沢のある; 輝く;
Meaning
reflecting light; bright and polished; glossy
Example
The shiny new car caught everyone's attention.
その新しい光沢のある車は皆の注意を引きました。
C1 noun /ˈskævɪndʒər/

scavenger

死肉食者 / ゴミ収集者
Meaning
an animal or person that feeds on dead or discarded material
Example
Vultures are natural scavengers that clean up the environment.
ハゲワシは自然のスカベンジャーで、環境をきれいにします。
C1 adverb /ˈsɜːrtʃɪŋli/

searchingly

探求的に
Meaning
In a way that seems to look for hidden meanings or truth.
Example
She looked at him searchingly, hoping for an honest answer.
彼女は正直な答えを望んで、探し求めるように彼を見つめた。
C1 noun /sɔɪl ˈmæn.ɪdʒ.mənt/

soil management

土壌管理
Meaning
The application of operations, practices, and treatments to protect soil and enhance its performance.
Example
Proper soil management improves long-term agricultural productivity.
適切な土壌管理は、長期的な農業生産性を向上させます。
C2 adjective /stəˈkɑː.təʊ/

staccato

スタッカート
Meaning
short and detached in sound or style, often used in music
Example
The pianist played the notes in a staccato rhythm.
ピアニストはスタッカートのリズムで音符を弾きました。
C1 noun /ˈskaʊndrəl/

scoundrel

悪党
Meaning
a dishonest or unscrupulous person; a villain
Example
That scoundrel cheated the old man out of his savings.
その悪党は老人から貯金を騙し取った。
C1 noun /ˈstjuːpər/

stupor

昏迷
Meaning
a state of near-unconsciousness or insensibility
Example
He remained in a stupor after hearing the shocking news.
彼は衝撃的なニュースを聞いた後、昏迷状態に陥った。
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。
A2 noun /ˈsiː.nər.i/

Scenery

風景
Meaning
the natural features of a landscape; the painted background used on a theater stage
Example
The mountain scenery was breathtakingly beautiful.
山の風景は息を呑むほど美しかった。
B1 noun /ʃɔːr/

Shore

岸; 海岸; ビーチ
Meaning
the land along the edge of a sea, lake, or other body of water
Example
We walked along the shore collecting seashells.
私たちはショアを歩きながら貝殻を集めていました。
C2 noun /səˈnɛs.əns/

senescence

老化
Meaning
The process of growing old or the condition of aging.
Example
The biologist studied senescence in plants to understand aging.
生物学者は植物のセネセンスを研究して、老化を理解しようとしました。
C1 adjective /sɛkˈtɛəriən/

sectarian

宗派的
Meaning
relating to or characterized by the differences between sects, often leading to conflict
Example
The region has been troubled by sectarian violence for decades.
この地域は数十年にわたり宗派的な暴力に悩まされてきました。
B2 adjective /ˈsʌb.sɪ.kwənt/

subsequent

その後の
Meaning
Coming after something in time; following in time or order.
Example
Subsequent events clarified the outcomes.
その後の出来事が結果を明らかにしました。
B2 noun ˈsəʊ.lər ˈen.ə.dʒi

solar energy

太陽光エネルギー
Meaning
Energy from the sun that is converted into thermal or electrical energy.
Example
Solar energy is vital for reducing carbon emissions.
太陽光エネルギーは炭素排出量を削減するためには不可欠です。
A2 adverb /ˈsloʊli/

slowly

ゆっくり
Meaning
in a slow manner
Example
She walked slowly to the door.
彼女はゆっくりとドアに向かって歩いた。
B2 adjective /ˈsɛkʃʊəl/

sexual

セクシャル
Meaning
relating to the instincts, physiological processes, and activities connected with physical attraction or intimate physical contact between individuals
Example
The sexual health of individuals is an important topic in modern medicine.
個々の性の健康は現代医学において重要なトピックです。
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。
C2 adjective /sʌbˈlɪŋɡwəl/

sublingual

舌下
Meaning
situated or applied under the tongue
Example
The doctor prescribed a sublingual tablet for faster absorption.
医師は吸収を早めるために舌下錠を処方しました。
C1 verb /sərˈmaʊnt/

surmount

克服する
Meaning
to overcome a difficulty or obstacle
Example
He surmounted all the challenges to achieve his dream.
彼はすべての挑戦を乗り越えて夢を実現しました。
B1 noun /səˈpɔːtər/

supporter

サポーター
Meaning
a person who supports someone or something
Example
She is a strong supporter of the local animal shelter.
彼女は地元の動物シェルターの強力なサポーターです。
B1 verb /skrætʃ/

scratch

幸せ
Meaning
to rub a surface or skin with something sharp or rough, often to relieve itching
Example
The cat scratched the door to be let in.
彼女は賞を受け取ったとき、自分の幸せを隠すことができませんでした。
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。
C2 adjective /səˈleɪʃəs/

salacious

わいせつな
Meaning
Having or conveying undue or inappropriate sexual interest.
Example
The tabloid published a salacious story about the celebrity.
タブロイドはそのセレブに関するわいせつな話を公開した。
C1 noun /ˈsɛpərətɪst/

separatist

分離主義者
Meaning
A person who supports the separation of a group from a larger body, often for political or cultural independence.
Example
The separatist group demanded independence from the central government.
分離主義者グループは中央政府からの独立を要求した。
C2 noun /sɪˈmɪlɪtjuːd/

Similitude

類似性; 類似
Meaning
the quality or state of being similar; resemblance
Example
The similitude between the two paintings suggested they were by the same artist.
2つの絵の間の類似性は、それらが同じアーティストによって描かれたことを示唆していました。
A2 noun /skwɛə(r)/

square

四角形
Meaning
a shape with four equal straight sides and four right angles
Example
The table has a square shape.
テーブルは四角い形をしています。
B2 noun /səˈspɪʃən/

Suspicion

疑い
Meaning
a feeling or thought that someone is guilty of an illegal or dishonest activity
Example
The police arrested him on suspicion of theft.
警察は窃盗の疑いで彼を逮捕しました。
B2 adjective /ˈsoʊʃəbəl/

Sociable

社交的; 友好的; 外向的
Meaning
friendly and enjoys being with other people; outgoing
Example
She is very sociable and makes friends easily.
彼女はとても社交的で、簡単に友達を作ります。
B2 noun /ˈsɛnət/

senate

セナト
Meaning
a legislative or governing body, typically the upper chamber in a bicameral legislature
Example
The senate voted in favor of the new healthcare bill.
セナトは新しい医療保険法案に賛成票を投じました。
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。
C2 noun/verb /sluːs/

sluice

水門 / 洗う
Meaning
A sliding gate for controlling the flow of water; to wash or rinse with water in large quantities.
Example
The workers sluiced the mud off the street after the heavy rain.
作業員は大雨の後に通りから泥を洗い流しました。
A1 verb /sel/

sell

売る
Meaning
to give something to someone in exchange for money
Example
They sell fresh fruits at the market.
彼らは市場で新鮮な果物を売っています。
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。
C2 adjective /ˌstaʊtˈhɑːrtɪd/

stouthearted

勇敢な
Meaning
Brave, determined, and courageous
Example
The stouthearted soldier never gave up.
勇敢な兵士は決して諦めなかった。
A2 verb /stʌk/

stuck

詰まった
Meaning
unable to move; fixed in one position; unable to continue
Example
The door is stuck and won't open.
ドアが詰まっていて、開きません。
B2 noun ˌsænɪˈteɪʃən

sanitation

衛生
Meaning
Conditions relating to public health, especially the provision of clean drinking water and adequate sewage disposal.
Example
Good sanitation practices are key to preventing infestations.
良い衛生習慣は侵入を防ぐための鍵です。
A2 adjective /ˈsəʊʃəl/

social

社会的
Meaning
relating to society or its organization
Example
She has a very social personality and enjoys meeting new people.
彼女は非常に社交的な性格で、新しい人々に会うのが好きです。
B2 noun /ˈʃɔːr.tɪdʒ/

Shortage

不足
Meaning
a lack or deficiency of something that is needed or expected
Example
There is a severe water shortage in the region.
その地域では深刻な水不足が起きている。
C2 noun /ˈsɪnjuː/

sinew

腱
Meaning
A tendon; figuratively, the source of strength, power, or resilience.
Example
The sinews in his arms stood out as he lifted the heavy box.
重い箱を持ち上げると、彼の腕の腱が目立ちました。
C1 adjective /ˈsʌl.ki/

Sulky

不機嫌で無口; 気分屋
Meaning
bad-tempered and sullen; moody
Example
The child became sulky when he couldn't get his favorite toy.
その子供はお気に入りのおもちゃが手に入らなかったとき、不機嫌になった。
A2 noun /seɪl/

sale

販売
Meaning
the exchange of a commodity for money; the action of selling something
Example
The store is having a sale on winter clothing.
その店は冬物衣料のセールを行っています。
C2 adjective /ˈsfɪŋks laɪk/

sphinx-like

神秘的な
Meaning
Mysterious, enigmatic, or difficult to interpret
Example
Her sphinx-like smile made it hard to guess what she was thinking.
彼女のスフィンクスのような微笑みは、彼女が何を考えているのかを予測するのを難しくさせた。
B2 adjective /ˈspaɪ.rəl/

Spiral

螺旋
Meaning
winding in a continuous curve; helical
Example
The spiral staircase led to the top floor.
螺旋階段は最上階に通じていました。
B2 noun /sɪlk/

silk

絹
Meaning
a fine, smooth fabric made from the threads produced by silkworms
Example
The dress was made of pure silk.
そのドレスは純粋な絹で作られていた。
B2 verb /swer/

swear

誓う
Meaning
to use offensive language; to promise solemnly; to take an oath
Example
I swear to tell the truth.
私は真実を話すと誓います。
B2 noun /səˈlɪsɪtər/

solicitor

弁護士
Meaning
A type of lawyer who gives legal advice and prepares legal documents, often representing clients in lower courts.
Example
She consulted a solicitor before signing the contract.
彼女は契約書に署名する前に弁護士に相談しました。
A2 adverb /ˈsɪə.ri.əs.li/

seriously

真剣に
Meaning
in a solemn or thoughtful manner
Example
She took the matter very seriously.
彼女はその問題を非常に真剣に取り扱った。
B2 noun /ˈsuːpəvaɪzə(r)/

supervisor

監督者
Meaning
a person who manages or directs the work of others
Example
The supervisor checked the progress of each employee.
スーパーバイザーは各従業員の進捗を確認しました。
B2 verb /slæʃ/

slash

切る
Meaning
to cut with a sharp blade; to reduce drastically
Example
The company slashed prices to attract more customers.
会社はもっと多くの顧客を引き付けるために価格を引き下げました。
B1 noun ˈstrʌk.tʃər

structure

構造
Meaning
The arrangement of and relations between the parts or elements of something complex.
Example
The structure is designed for safety and functionality.
構造は安全性と機能性のために設計されています。
B2 verb /snæp/

snap

折れる
Meaning
to break suddenly; to speak angrily; to take a photograph quickly
Example
The rope snapped under the weight.
ロープは重さで折れました。
B2 verb /stɪtʃ/

stitch

幸せ
Meaning
to sew with needle and thread; to join pieces of fabric
Example
She will stitch the torn dress carefully.
彼女は賞を受け取ったとき、幸せを隠せなかった。
B2 noun /stəˈbɪl.ə.ti/

Stability

安定性
Meaning
the state of being stable; firmness; steadiness
Example
Political stability is essential for economic growth.
政治的安定は経済成長にとって重要です。
B2 verb /spɪn/

spin

回転する
Meaning
To turn around quickly or cause something to rotate
Example
The dancer began to spin gracefully on the stage.
ダンサーはステージで優雅に回転を始めました。
B2 adjective /swɪft/

swift

Meaning
moving very quickly; happening promptly
Example
The river current was swift after the heavy rain.
C1 noun /ˌsəʊʃəˈbɪləti/

sociability

社交性
Meaning
The quality or state of being sociable; friendliness.
Example
Her sociability made her popular in the office.
彼女の社交性はオフィスで人気を集めました。
C1 adjective /ˈspjʊəriəs/

spurious

偽の / 虚偽の
Meaning
Not genuine, authentic, or true; false or fake.
Example
The report was based on spurious claims.
その報告書は偽の主張に基づいていた。
C2 noun /sɪnˈtɪl.ə/

scintilla

小さな火花
Meaning
A tiny trace or spark of a specified quality or feeling.
Example
There wasn’t a scintilla of doubt in her mind.
彼女の心には疑いのひらめきもなかった。
B2 noun /səˈraʊn.dɪŋz/

surroundings

周囲
Meaning
The area around a person, place, or thing.
Example
She quickly adapted to her new surroundings.
彼女は新しい環境にすぐに適応しました。