sketch
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B2 noun /skɛtʃ/

sketch

スケッチ
Meaning
a simple, rough drawing or outline
Example
He made a quick sketch of the landscape.
彼は風景の素早いスケッチを作成しました。
C2 adjective /ˈswɔːrði/

swarthy

日焼けした
Meaning
Having a dark complexion or skin tone.
Example
The sailor had a swarthy face from years under the sun.
その水夫は、何年も太陽の下で働いたため、日焼けした顔をしていた。
C2 noun /ˈskɔːrpiən fɪʃ/

Scorpion fish

オニカサゴ
Meaning
a type of fish with venomous spines that belongs to the family Scorpaenidae
Example
The scorpion fish has dangerous spines that can inject venom.
オニカサゴは毒を注入できる危険な棘を持っています。
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 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。
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。
B2 verb /swel/

swell

腫れる
Meaning
to become larger, rounder, or thicker; to increase in size
Example
Her ankle began to swell after the injury.
彼女の足首は怪我の後、腫れ始めました。
B2 noun /speɪd/

Spade

シャベル
Meaning
a tool with a flat blade for digging; a playing card suit
Example
The gardener used a spade to dig holes for planting flowers.
庭師は花を植えるために穴を掘るためにシャベルを使いました。
B2 noun /ˈspəʊkspɜːrsən/

spokesperson

スポークスマン
Meaning
a person who speaks on behalf of others or an organization
Example
The spokesperson addressed the press conference on behalf of the company.
スポークスマンは会社を代表して記者会見で話しました。
B2 noun /ˈstiː.mər/

Steamer

蒸気船
Meaning
a ship or boat powered by steam engines
Example
The old steamer crossed the river slowly.
古い蒸気船がゆっくり川を渡った。
B1 noun /ˈsaɪdˌwɔːk/

sidewalk

歩道
Meaning
a paved path for pedestrians at the side of a street.
Example
Children were playing on the sidewalk.
子供たちは歩道で遊んでいました。
B2 noun /slæŋ/

Slang

スラング; 不正な言葉
Meaning
very informal language that is usually spoken rather than written
Example
The teenagers used slang that their parents couldn't understand.
ティーンエイジャーは親が理解できないスラングを使いました。
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。
B2 noun /ˈsɜːr.plʌs/

surplus

余剰
Meaning
An amount that is more than what is needed.
Example
The country has a surplus of food this year.
今年、その国には食料の余剰があります。
A2 adverb /ˈsʌm.haʊ/

Somehow

なんとか;
Meaning
in some way; for some reason that is not clear
Example
Somehow, I managed to finish the project on time.
なんとか、私はプロジェクトを時間通りに終わらせることができました。
B2 noun /ˈstrʌk.tʃərz/

structures

構造物
Meaning
Buildings or other objects constructed from several parts.
Example
The region has ancient structures.
その地域には古代の構造物があります。
C1 adjective/verb /ˈsiːzənd/

seasoned

経験豊富な / 味付けされた
Meaning
Experienced in a particular activity; also, flavored with spices.
Example
She is a seasoned teacher with over 20 years of experience.
彼女は20年以上の経験を持つベテランの教師です。
C2 noun /ˈskɪz.əm/ or /ˈsɪz.əm/

schism

幸福
Meaning
A division or split between strongly opposed parties, often in religion or organizations.
Example
The schism in the church led to the formation of two separate groups.
彼女は賞を受け取ったとき、幸せを隠せませんでした。
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。
A1 verb /smaɪl/

smile

微笑み
Meaning
to express happiness or friendliness by turning the corners of the mouth upwards
Example
She smiled when she saw the gift.
彼女はプレゼントを見て微笑んだ。
B1 verb /stæmp/

stamp

Meaning
To bring down (one's foot) heavily on the ground; to imprint a mark or seal.
Example
She stamped her foot in frustration.
B1 noun /ˈsʌb.ɜːb/

Suburb

郊外
Meaning
a residential area outside the central part of a city; an outlying district of a city
Example
They moved to a quiet suburb to raise their children away from city noise.
彼らは子供たちを都市の騒音から遠ざけるために静かな郊外に引っ越しました。
B1 verb /siːl/

seal

封印する、閉じる
Meaning
to close or secure something tightly or officially confirm something
Example
He sealed the envelope before sending the letter.
彼は手紙を送る前に封筒をシールしました。
B2 noun /ˈʃuːtɪŋ/

shooting

撮影
Meaning
the action of shooting a gun, camera, or similar device
Example
The shooting of the movie took several months.
映画の撮影は数ヶ月かかりました。
B1 verb /stiːl/

steal

盗む
Meaning
to take something without permission; to rob
Example
It's wrong to steal from others.
他人から盗むことは間違っています。
C2 noun /ˈsækrɪsti/

sacristy

サクリスティ
Meaning
a room in a church where sacred vessels and vestments are kept
Example
The priest entered the sacristy before the mass began.
司祭はミサが始まる前にサクリスティに入った。
C2 noun /ʃiːf/

sheaf

麦の束
Meaning
a bundle of grain stalks laid lengthwise and tied together after reaping; a bundle of objects tied together
Example
The farmer carried a sheaf of wheat on his shoulder.
農夫は肩に小麦の束を運んでいました。
A2 verb /səkˈsiːd/

succeed

成功する
Meaning
to achieve the desired aim or result; to do well
Example
She worked hard to succeed in her career.
彼女はキャリアで成功するために一生懸命働いた。
B2 noun /sɛnˈseɪʃən/

Sensation

感覚 / センセーション
Meaning
a physical feeling or perception resulting from something that happens to or comes into contact with the body; a widespread reaction of interest and excitement
Example
The new singer became an overnight sensation.
新しい歌手は一夜にしてセンセーションとなった。
B2 adjective /ˈʃæb.i/

Shabby

ボロボロの; ひどい状態の; 使い古された痕跡がある; 不公平または残酷
Meaning
worn out; in poor condition; showing signs of wear; unfair or mean
Example
His shabby clothes showed that he had been traveling for days.
彼のボロボロの服は、彼が数日間旅行していたことを示していた。
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。
C1 noun /ˈstɪm.jʊ.laɪ/

stimuli

刺激
Meaning
Things that create reactions or provide motivation.
Example
Bright light and loud sounds are common stimuli for alertness.
明るい光と大きな音は、警戒のための一般的な刺激です。
C2 noun /ˈspæŋɡəl/

spangle

スパンコール
Meaning
A small shiny piece of metal or plastic used for decoration on clothes.
Example
Her dress was covered with silver spangles that glittered in the light.
彼女のドレスは銀色のスパンコールで覆われていて、光の中でキラキラ光っていた。
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 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。
A2 verb /smel/

smell

匂いをかぐ
Meaning
to perceive odor through the nose; to have an odor
Example
The flowers smell sweet.
花は甘い香りがする。
C1 noun /ˈsɛntɪnəl/

sentinel

衛兵
Meaning
A soldier or guard whose job is to stand and keep watch.
Example
A sentinel stood at the entrance of the camp.
一人の衛兵がキャンプの入り口に立っていた。
B1 verb /spɔɪl/

spoil

台無しにする
Meaning
to damage or ruin something
Example
The rain spoiled the outdoor event.
雨が屋外イベントを台無しにした。
B1 noun /ˈsɜːdʒəri/

surgery

Meaning
a medical procedure involving the cutting of the body to treat a condition
Example
She underwent surgery to remove the tumor.
C2 noun /ˌskʌlˈdʌɡəri/

skullduggery

不正行為
Meaning
dishonest behavior or activities, often done secretly
Example
The election was full of political skullduggery.
選挙は政治的不正行為に満ちていた。
B1 noun /swiːt pəˈteɪtoʊ/

Sweet potato

さつまいも
Meaning
A root vegetable with sweet flesh, typically orange or purple in color
Example
Roasted sweet potato makes a healthy and delicious side dish.
ローストさつまいもは健康的でおいしいサイドディッシュを作ります。
A2 noun /sməʊk/

smoke

Meaning
A visible suspension of carbon or other particles in air, typically one emitted from a burning substance.
Example
Smoke from vehicles worsens air quality.
車両からの煙が空気品質を悪化させます。
C1 noun /ˈstæl.i.ən/

stallion

繁殖用の牡馬
Meaning
An adult male horse that is not castrated, often used for breeding.
Example
The farm owns a powerful stallion for breeding purposes.
その農場は繁殖用の強力なスタリオンを所有しています。
A2 noun /spiːtʃ/

Speech

スピーチ; 演説;
Meaning
formal address or discourse delivered to an audience; the expression of thoughts in spoken words
Example
The president gave an inspiring speech to the nation.
大統領は国民に向けて感動的なスピーチをしました。
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。
B1 verb /sərˈvaɪv/

survive

生き残る
Meaning
To continue to live or exist after a difficult event or situation.
Example
He managed to survive the storm.
彼は嵐を生き延びた。
C1 verb /ˈskaʊər/

scour

磨く / 徹底的に探す
Meaning
to clean or brighten the surface of something by scrubbing; to search thoroughly
Example
She scoured the kitchen until it shone.
彼女はキッチンを磨いて、ピカピカにしました。
A2 noun /ˈsɒkər/

soccer

サッカー
Meaning
a sport in which two teams of eleven players each try to score goals by kicking a ball into the opposing goal
Example
He loves to play soccer with his friends.
彼は友達とサッカーをするのが好きです。
A2 noun /ˈstændərd/

standard

Meaning
a level of quality or achievement, or a measure of comparison
Example
This car meets all the safety standards.
A2 abbreviation (noun/pronoun) /ˈsʌmθɪŋ/

sth.

何か
Meaning
abbreviation for 'something'
Example
Can you give me sth. to write with?
書くために何かをくれますか?
C1 verb /ʃraʊd/

shroud

覆う
Meaning
to cover or hide; to wrap in cloth
Example
The mountain peak was shrouded in mist.
山頂は霧に包まれていました。
C2 noun /ˈsɪnjuː/

sinew

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。
C2 noun /ˈswɑːvɪti/

suavity

優雅さと魅力
Meaning
smoothness and charm in manner
Example
His suavity made him popular in social gatherings.
彼の優雅さと魅力は社交の場で彼を人気者にした。
B2 adjective /ˈspɪr.ɪ.tʃu.əl/

Spiritual

精神的; 宗教的; 神聖な
Meaning
relating to the human spirit or soul; religious or sacred
Example
She found spiritual peace through meditation.
彼女は瞑想を通じて精神的な平和を見つけました。
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。
A1 noun /ˈsekənd/

second

Meaning
a unit of time equal to one sixtieth of a minute; also the position after first
Example
He finished the race in second place.
A2 noun /ˌsɪtʃuˈeɪʃən/

Situation

状況; 事態
Meaning
a set of circumstances in which one finds oneself; a state of affairs
Example
We need to assess the current situation before making any decisions.
私たちは、意思決定を行う前に現在の状況を評価する必要があります。
C1 verb sɪˈkwɛstər

sequester

隔離する, 隠す
Meaning
To isolate or hide away.
Example
The carbon captured by trees can be sequestered for years.
木々によって捕えられた炭素は、何年も隔離されることがあります。
A2 noun /ˈstrɔːbəri/

Strawberry

いちご
Meaning
a small red heart-shaped fruit with tiny seeds on the surface and sweet taste
Example
I love eating fresh strawberries with cream during summer.
夏にクリームを添えた新鮮ないちごを食べるのが大好きです。
A1 noun /ʃuː/

Shoe

Meaning
covering for the foot, typically made of leather or cloth
Example
She bought a new pair of running shoes for exercise.
彼女は運動用の新しいランニングシューズを買いました。
C2 adjective /ˌsuː.pɚˈsɪl.i.əs/

supercilious

傲慢な
Meaning
Behaving or looking as though one thinks one is superior to others; arrogant and disdainful.
Example
She gave him a supercilious smile as if he was beneath her.
彼女は彼に傲慢な笑顔を見せた、まるで彼が彼女より下のように。
B2 adverb /ˈskeəs.li/

Scarcely

ほとんど; ほとんどない; わずかに
Meaning
hardly; barely; only just
Example
I could scarcely believe my eyes.
私は自分の目をほとんど信じられなかった。
B2 adjective /ˈsɪk.li/

Sickly

弱い; 病気; 青白い
Meaning
weak and unhealthy; prone to illness; appearing weak or pale
Example
The sickly child needed extra care and attention.
その弱い子供は、特別なケアと注意が必要だった。
B2 verb /ʃɛd/

shed

落ちる
Meaning
to let something fall off naturally, such as leaves, hair, or tears
Example
Trees shed their leaves in autumn.
木々は秋に葉を落とします。
B1 noun /ˈspɪr.ɪt/

Spirit

精神; 魂; 熱意; 勇気
Meaning
the non-physical part of a person; enthusiasm or courage; the essential character of something
Example
The team showed great spirit despite losing the match.
チームは試合に負けても素晴らしいスピリットを見せました。
B2 verb /spɪt/

spit

唾を吐く
Meaning
to force liquid, especially saliva, out of the mouth
Example
He spat on the ground in anger.
彼は怒りで地面に唾を吐いた。
C1 verb/noun /ˈsɒldər/

solder

はんだ付け
Meaning
To join metal parts together by melting and putting a filler metal into the joint
Example
He soldered the broken wires back together.
彼は壊れた配線を再びはんだ付けしました。
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。
B2 noun ˈsiːzənəl ˈvedʒtəbəlz

seasonal vegetables

季節の野菜
Meaning
Vegetables that grow during specific seasons or times of the year
Example
Seasonal vegetables grow abundantly in winter.
季節の野菜は冬に豊富に育ちます。
B2 adjective /ˈsæv.ɪdʒ/

Savage

野蛮な; 残酷な; 野生の
Meaning
extremely cruel or violent; wild and fierce; uncivilized
Example
The savage attack shocked everyone.
野蛮な攻撃はみんなを驚かせた。
B2 adjective /sɪˈlek.tɪv/

Selective

選択的
Meaning
relating to or involving careful selection; choosy about what to accept
Example
The university has a selective admission process for new students.
大学には新入生のための選択的な入学プロセスがあります。
C1 adjective /ˈsɜːrpənˌtiːn/

serpentine

蛇行の
Meaning
Having the shape, movement, or qualities of a serpent; winding or twisting.
Example
The road took a serpentine path through the mountains.
その道は山を通り、蛇行する道を取った。
B2 noun /ˈsʌfərɪŋ/

suffering

苦しみ
Meaning
the state of undergoing pain, distress, or hardship
Example
They tried to relieve his suffering with medicine.
彼らは薬で彼の苦しみを和らげようとした。
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。
A2 noun səkˈsɛs

success

成功
Meaning
The accomplishment of an aim or purpose; the attainment of popularity or profit
Example
Success requires focus and determination.
成功には集中と決意が必要です。
B2 adjective ˈsiːm.ləs

seamless

シームレス
Meaning
A process or service that works without any interruption.
Example
A seamless checkout process improves user satisfaction.
シームレスなチェックアウトプロセスは、ユーザーの満足度を向上させます。
B2 verb /stɑːv/

starve

飢え死に
Meaning
to suffer or die from lack of food
Example
He was left to starve in the desert.
彼は砂漠で飢え死にするために放置された。
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。
C1 adjective /ˈsʌbstəntɪv/

substantive

重要
Meaning
Having a firm basis in reality; important, meaningful, or considerable.
Example
The company made substantive changes to its policy.
会社はその方針に重要な変更を加えました。
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。
B2 noun /ˈʃɛərˌhoʊldər/

shareholder

株主
Meaning
an individual or organization that owns shares in a company
Example
Each shareholder has the right to vote at the annual meeting.
各株主は年次総会で投票する権利を持っています。
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。
B1 adjective /ˈsɪniər/

senior

シニア
Meaning
having a higher rank or status; older or more experienced
Example
He is the senior manager in the department.
彼は部門のシニアマネージャーです。
B2 verb /slæp/

slap

ビンタ
Meaning
to hit someone quickly with the flat part of the hand; to strike sharply
Example
She was so angry that she slapped him across the face.
彼女は怒りすぎて顔にビンタをした。
C1 noun /ˈsɔːrsəri/

sorcery

魔法
Meaning
the use of magical powers, especially through spells and enchantments
Example
The villagers believed the illness was caused by sorcery.
村人たちは病気が魔法によって引き起こされたと信じていました。
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。
C2 adjective /ˈsɛrid/

serried

整列した
Meaning
pressed or crowded together, often in rows or ranks
Example
The soldiers stood in serried ranks, ready for inspection.
兵士たちは整列した行列で立って、点検の準備ができていました。
B2 adverb /səˈpəʊzɪdli/

supposedly

いわゆる
Meaning
used to show that something is believed or claimed to be true, though it may not be
Example
He is supposedly the best player on the team.
彼はチームで一番うまい選手だと言われている。
B2 verb /swaɪp/

swipe

スワイプする
Meaning
to move your finger across a touch screen or to hit with a sweeping motion
Example
He swiped left on the photo.
彼は写真で左にスワイプしました。
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。
C2 adjective /ˈsɪmiən/

simian

類人猿の
Meaning
Relating to, resembling, or affecting apes or monkeys.
Example
The scientist studied the simian behavior of the chimpanzees.
科学者はチンパンジーの類人猿の行動を研究した。
B2 noun /ˌsɛlf rɪˈspɛkt/

self-respect

自尊
Meaning
A feeling of pride and confidence in oneself; self-worth.
Example
She refused to compromise her self-respect by accepting unfair treatment.
彼女は不公平な扱いを受け入れることで自尊心を損なうことを拒否した。
C2 adjective /səˈræfɪk/

seraphic

天使のような
Meaning
Of or like a seraph; angelic, pure, and blissful.
Example
She gave him a seraphic smile that calmed his fears.
彼女は彼に天使のような微笑みをくれて、彼の恐れを和らげた。
B1 adjective /sɪɡˈnɪfɪkənt/

significant

重要な
Meaning
Sufficiently great or important to be worthy of attention; noteworthy.
Example
Social media has a significant impact on relationships.
ソーシャルメディアは人間関係に重要な影響を与えています。
B1 noun, verb /skiːm/

scheme

計画 / 陰謀
Meaning
a plan or arrangement, especially one that is secret or dishonest
Example
They devised a scheme to cheat investors.
彼らは投資家をだますために計画を立てました。
C1 adjective /ˈsɜːrli/

surly

不機嫌な
Meaning
bad-tempered and unfriendly
Example
The waiter gave us a surly look when we asked for more water.
水をもっと頼んだとき、ウェイターは不機嫌な顔をしました。
B2 adjective /səˈpɔːtɪv/

supportive

支援的な
Meaning
providing encouragement or emotional help to someone
Example
She was very supportive during my difficult times.
彼女は私の困難な時期に非常に支援的でした。
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。
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。
C2 adjective /ˈsæ.loʊ/

sallow

黄白色
Meaning
Of an unhealthy yellow or pale brown color, often referring to skin.
Example
His sallow complexion made him look tired and sickly.
彼の黄白色の肌は、疲れて病気のように見えました。
C1 verb /ˈstaɪfl/

stifle

抑える
Meaning
to prevent or restrain an action, idea, or emotion; to suffocate
Example
She tried to stifle a laugh during the serious meeting.
彼女は真剣な会議中に笑いを抑えようとしました。
C1 adjective /smʌɡ/

smug

自惚れた
Meaning
having or showing an excessive pride in oneself or one's achievements
Example
He wore a smug smile after winning the debate.
彼は議論に勝った後、自惚れた笑顔を見せた。
A1 pronoun /ʃi/

she

彼女
Meaning
a female person or animal previously mentioned or easily identified
Example
She is going to the market to buy vegetables.
彼女は市場に行って野菜を買います。
C2 noun /ˈsaɪ.ə.lɪz.əm/

sciolism

表面的な知識の誇示
Meaning
pretentious show of superficial knowledge
Example
His speech was full of sciolism, impressing no one.
彼のスピーチはサイオリズムで満ちており、誰も感動しなかった。
C1 adjective /ˈsɒnɪk/

sonic

音速の
Meaning
Relating to or involving sound waves or speed of sound.
Example
The jet created a loud boom when it broke the sonic barrier.
ジェット機は音速の壁を越えたとき、大きな爆発音を作り出しました。
C2 noun /ˈsɛpəlˌtʃər/

Sepulture

墓; 埋葬;
Meaning
the act of burying a dead body; burial; a grave or tomb
Example
The ancient king's sepulture was discovered by archaeologists.
古代の王のセパルチャーは考古学者によって発見されました。
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 verb /ˈstriːm.laɪn/

streamline

効率化または効率を高める
Meaning
To make a process simpler and more efficient.
Example
The company aims to streamline production to reduce costs.
会社はコスト削減のために生産の効率化を目指しています。
B1 noun /slaɪs/

Slice

スライス; 薄切り
Meaning
a thin, flat piece cut from something larger
Example
Would you like a slice of pizza?
ピザのスライスを一つ食べますか?
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 ˌsɛlf ˈdɪs.ə.plɪn

self-discipline

自己規律
Meaning
The ability to control one's emotions and behavior.
Example
Self-discipline is crucial for achieving long-term success.
自己規律は長期的な成功に不可欠です。
C1 adverb spɒnˈteɪnɪəsli

spontaneously

自発的に
Meaning
In a spontaneous way; naturally and without planning or external cause.
Example
Children learn spontaneously through peer interactions.
子供たちは仲間とのやり取りを通じて自然に学びます。
C2 noun /spʌndʒ ɡɔːrd/

Sponse gourd

スポンジカボチャ
Meaning
a fibrous gourd that becomes sponge-like when dried, used for cleaning and in cooking when young
Example
The sponge gourd can be eaten when young or dried to make natural scrubbers.
スポンジカボチャは若い時に食べることができるか、乾燥させて自然のスポンジを作ることができます。
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!
A2 noun /sprɪŋ/

spring

Meaning
the season between winter and summer when plants begin to grow
Example
Flowers bloom in the spring.
春には花が咲きます。
B1 noun /ˈspiːʃiːz/

Species

種; タイプ
Meaning
a group of living organisms that can reproduce with each other; a type or kind
Example
The Amazon rainforest is home to thousands of animal species.
アマゾンの熱帯雨林は何千もの動物種の家です。
A2 noun /ʃiːt/

sheet

シーツ
Meaning
a large piece of cloth or paper, typically used to cover or protect something
Example
I need a clean sheet to cover the bed.
ベッドを覆うために清潔なシーツが必要です。
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 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 noun /ˈsɑːri/

Saree

サリー
Meaning
a garment consisting of a length of cotton or silk elaborately draped around the body, traditionally worn by women from South Asia
Example
She looked elegant in her red silk saree at the festival.
彼女は祭りで赤い絹のサリーを着てとてもエレガントに見えました。
A2 noun /səˈpraɪz/

surprise

驚き
Meaning
a sudden and unexpected event or situation
Example
His arrival was a pleasant surprise.
彼の到着は嬉しい驚きでした。