superlative
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C1 adjective /suːˈpɜːrlətɪv/

superlative

最上級
Meaning
Of the highest quality or degree; expressing the extreme form of an adjective or adverb.
Example
Her performance was superlative, earning her a standing ovation.
彼女のパフォーマンスは最上級で、スタンディングオベーションを受けました。
B2 noun /ˈsnoʊ.fɔːl/

Snowfall

雪降り
Meaning
the process of snow falling from the sky; the amount of snow that falls
Example
The heavy snowfall blocked all the roads yesterday.
昨日の大雪で全ての道路が閉鎖されました。
B1 verb /səˈraʊnd/

surround

囲む
Meaning
To be all around someone or something.
Example
Mountains surround the small village.
山々が小さな村を囲んでいます。
C2 noun /ˈsɛkstənt/

sextant

セクスタント
Meaning
a navigational instrument with a graduated arc of 60°, used to measure the angle between a celestial object and the horizon
Example
Using a sextant, the navigator fixed the ship’s position at noon.
セクスタントを使用して、ナビゲーターは正午に船の位置を特定しました。
C1 adjective /ˈsɛreɪtɪd/

serrated

鋸歯状の
Meaning
Having a notched or saw-toothed edge.
Example
The bread knife had a serrated blade.
パンナイフは鋸歯状の刃を持っていた。
B2 verb /ˈstræŋɡəl/

strangle

Meaning
to kill or stop someone or something by squeezing the throat or restricting flow
Example
The villain tried to strangle his opponent in the dark alley.
C2 adjective /ˌsuːpərˈnuːmərɛri/

supernumerary

余分な
Meaning
Exceeding the usual number; extra or unnecessary.
Example
The play included several supernumerary actors to fill the background scenes.
その劇は背景のシーンを埋めるためにいくつかの余分な俳優を含んでいました。
B2 verb /səbˈtrækt/

subtract

引く
Meaning
to take away a number or amount from another number or amount
Example
If you subtract 5 from 10, you get 5.
もし10から5を引いたら、5が得られます。
B1 noun /ˈʃæd.oʊ/

Shadow

Meaning
a dark area where light is blocked by something; a person's silhouette
Example
The tree cast a long shadow across the garden in the evening.
木は夕方に庭に長い影を投げかけた。
B2 noun /ˌsɪm.ɪˈlær.ə.ti/

Similarity

類似性; 相似性
Meaning
the quality or state of being similar; resemblance
Example
There is a striking similarity between the two paintings.
その2つの絵の間には驚くべき類似性があります。
C2 noun /ˈstætɪks/

statics

静力学
Meaning
The branch of mechanics dealing with bodies at rest and forces in equilibrium.
Example
She is studying statics as part of her engineering course.
彼女は工学のコースの一環として静力学を学んでいます。
A2 noun /ˈsɒftweə/

software

ソフトウェア
Meaning
the programs and other operating information used by a computer
Example
He installed the software to enhance the performance of his computer.
彼はコンピュータの性能を向上させるためにソフトウェアをインストールしました。
B2 noun /spaɪt/

spite

意地悪
Meaning
a desire to hurt, annoy, or offend someone
Example
She refused the gift out of spite.
彼女は意地悪で贈り物を拒否した。
C1 noun /ˈsæf.rən/

Saffron

サフラン
Meaning
a deep yellow-orange color; an expensive spice derived from crocus flowers
Example
The saffron fabric looked beautiful in the sunlight.
サフランの生地は日光の下で美しく見えました。
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。
C2 noun /skɪf/

skiff

小舟
Meaning
a small, light boat usually for one person
Example
The fisherman paddled his skiff across the lake.
漁師は彼の小舟で湖を渡った。
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。
B1 noun /ˈspɪn.ɪtʃ/

Spinach

ほうれん草
Meaning
a vegetable with large dark green leaves that are eaten cooked or uncooked
Example
Fresh spinach is very nutritious.
新鮮なほうれん草はとても栄養価が高いです。
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。
A1 verb /sliːp/

sleep

眠る
Meaning
to rest with eyes closed and reduced consciousness; to be inactive
Example
I need to sleep for eight hours every night.
毎晩8時間寝る必要があります。
C2 noun /ˈsætər/

satyr

幸せ
Meaning
a creature from Greek mythology depicted as a lustful being, often half-man and half-goat; by extension, a lecherous man
Example
In the museum mural, a satyr plays the panpipes while dancing in the woods.
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。
C2 noun /ˈseɪ.ɡoʊ/

Sago

サゴ
Meaning
starchy foodstuff obtained from the pith of various tropical palm stems
Example
She prepared sago pudding for dessert.
彼女はデザートにサゴプディングを準備しました。
B2 noun /sfɪər/

sphere

球体
Meaning
a round, three-dimensional shape that is perfectly symmetrical around its center; an area of activity or knowledge
Example
The Earth is almost a perfect sphere.
地球はほぼ完璧な球体です。
B1 adverb /ˈsel.dəm/

Seldom

めったにない
Meaning
not often; rarely; infrequently
Example
She seldom goes to the cinema.
彼女はめったに映画館に行きません。
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。
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。
B2 noun /səˈvaɪvl/

survival

サバイバル
Meaning
the state of continuing to live or exist, typically in difficult conditions
Example
Survival in the wild can be a challenging experience.
野生でのサバイバルは、挑戦的な経験となることがあります。
C1 noun /səˈbætɪkəl/

sabbatical

学習や旅行のための休暇
Meaning
A period of paid leave granted to a teacher or worker for study or travel, traditionally every seventh year.
Example
She took a sabbatical to research her new book.
彼女は新しい本を研究するためにサバティカルを取った。
B2 verb /ˈstrʌɡlɪŋ/

struggling

格闘する
Meaning
Making forceful or violent efforts to get free of restraint or constriction; having difficulty achieving something.
Example
Many regions are struggling with economic recovery.
多くの地域が経済回復に苦しんでいます。
A1 adjective /ˈsɔːri/

sorry

ごめん
Meaning
feeling regret or sympathy
Example
She felt sorry for what had happened.
彼女は起こったことを後悔していた。
B2 adjective /ˈstuː.di.əs/

Studious

勉強熱心; 学問に没頭
Meaning
characterized by diligent study; devoted to learning
Example
She is a studious student who spends hours in the library.
彼女は図書館で何時間も過ごす勉強熱心な学生です。
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 /ˈsɪm.pli/

Simply

単純に; ただ;
Meaning
in a clear and easy way; merely; just
Example
I simply wanted to help you with your homework.
私はただあなたの宿題を手伝いたかった。
C1 noun, verb /ˈskʌf.əl/

scuffle

乱闘
Meaning
a short, confused fight or struggle; to engage in such a fight
Example
Two players scuffled on the field after the foul.
ファウルの後、二人の選手がフィールドで殴り合った。
B1 noun /səˈdʒes.tʃən/

Suggestion

提案; アドバイス
Meaning
an idea or plan put forward for consideration; advice or recommendation
Example
Do you have any suggestions for improving our team's productivity?
チームの生産性向上のための提案はありますか?
B2 noun steɪks

stakes

賭け
Meaning
A strong wooden or metal post with a point at one end, driven into the ground.
Example
The stakes were high for the success of the project.
プロジェクトの成功のために賭けが大きかった。
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。
B2 verb /skreɪp/

scrape

擦る, 引っ掻く
Meaning
to remove or damage the surface of something by rubbing or scratching; to collect something by effort
Example
He scraped his knee while playing football.
彼はサッカーをしているときに膝を擦りむきました。
A2 noun /sɔːs/

Sauce

ソース
Meaning
a liquid or semi-liquid substance served with food to add moisture and flavor
Example
She added tomato sauce to her pasta.
彼女はパスタにトマトソースを加えた。
C2 noun /ˈsɑːrdʒənt ət ɑːrmz/

sergeant-at-arms

会議警備員
Meaning
An officer responsible for maintaining order during meetings or legislative sessions.
Example
The sergeant-at-arms escorted the disruptive member out of the hall.
会議警備員は、秩序を乱すメンバーを会場から退場させました。
C2 adjective /ˈslɪpʃɒd/

slipshod

おおざっぱな, いい加減な
Meaning
done in a careless, sloppy, or untidy way
Example
The project failed due to slipshod planning.
計画が雑だったため、プロジェクトは失敗した。
C1 noun ˈstræt.ə.sfɪər

stratosphere

成層圏
Meaning
The layer of the earth's atmosphere above the troposphere, extending to about 50 km above the earth's surface.
Example
The stratosphere provides a unique environment.
成層圏は特別な環境を提供します。
C1 noun speɪst ˌrep.ɪˈtɪʃ.ən

spaced repetition

間隔反復
Meaning
A learning technique that involves reviewing information at increasing intervals to improve long-term retention.
Example
Spaced repetition helps in long-term memory retention.
スペースド・リピティションは長期記憶を保持するのに役立ちます。
B2 noun /siːdʒ/

siege

包囲
Meaning
A military operation in which a place is surrounded to force its surrender.
Example
The castle fell after a long siege.
城は長い包囲戦の後に落ちました。
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。
B2 noun /ˈsteɪdiəm/

stadium

Meaning
a large structure with seating for sports, concerts, or other events
Example
Thousands of fans filled the stadium to watch the final match.
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。
C2 adjective /ˈʃɪft.ləs/

shiftless

怠け者
Meaning
Lacking ambition or the ability to accomplish anything; lazy and unmotivated.
Example
He was seen as a shiftless young man with no goals.
彼は目標のない怠け者の若者として見られていた。
A1 verb /siː/

see

見る
Meaning
to perceive with the eyes; to understand; to meet
Example
I can see the mountain from here.
私はここから山を見ることができます。
B2 adjective /ˈʃeɪm.fəl/

Shameful

恥ずかしい; 不名誉な; 恥ずかしい
Meaning
causing shame; disgraceful; embarrassing
Example
His shameful behavior embarrassed the entire family.
彼の恥ずかしい行動は家族全員を困惑させました。
B2 noun /sɪlk/

silk

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。
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 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。
C2 noun /ˈsʌbtrəˌhɛnd/

subtrahend

引数
Meaning
a number that is to be subtracted from another number
Example
In the equation 10 - 4, the number 4 is the subtrahend.
方程式 10 - 4 では、4 は引数です。
B1 noun /skɑːrf/

Scarf

スカーフ
Meaning
a length of fabric worn around the neck or head for warmth, protection, or fashion
Example
She wrapped a warm scarf around her neck in the cold weather.
彼女は寒い天気で暖かいスカーフを首に巻きました。
C2 adjective /spæzˈmɒdɪk/

spasmodic

痙攣性
Meaning
occurring irregularly or in sudden bursts
Example
The patient experienced spasmodic coughing during the night.
患者は夜間に痙攣性の咳を経験しました。
C2 noun /ˈsælvoʊ/

salvo

一斉射撃
Meaning
A simultaneous discharge of guns or release of bombs; a sudden outburst of cheers or applause.
Example
The soldiers fired a salvo to honor the fallen general.
兵士たちは倒れた将軍を讃えるために一斉射撃を行った。
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。
C1 noun /ˈsteɪl.meɪt/

stalemate

行き詰まり
Meaning
A situation in which no progress can be made or no party can win.
Example
Negotiations ended in a stalemate.
交渉は行き詰まりました。
C1 verb /snʌb/

snub

無視する
Meaning
to insult or ignore someone by treating them rudely
Example
He felt hurt when his invitation was snubbed.
彼は招待状が無視されたとき、傷ついたと感じた。
B2 noun /stɑːr fɪʃ/

Star fish

ヒトデ
Meaning
a marine echinoderm with five or more radiating arms, typically found on the sea floor
Example
The starfish slowly moved across the ocean floor searching for food.
ヒトデはゆっくりと海底を動きながら食べ物を探した。
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。
B2 adverb /ˈsel.fɪʃ.li/

Selfishly

利己的に
Meaning
in a selfish manner; caring only about oneself
Example
He selfishly took all the cookies.
彼は自己中心的にすべてのクッキーを取った。
C1 adjective /ˈʃɑːdi/

shoddy

粗末な
Meaning
badly made or done; of poor quality
Example
The contractor did a shoddy job on the repairs.
契約者は修理作業で粗末な仕事をしました。
B1 adjective /strɪkt/

Strict

厳格; 規則に厳密に従うことを求める
Meaning
demanding exact conformity to rules; severe; rigorous
Example
The teacher is very strict about homework deadlines.
教師は宿題の締め切りに非常に厳格です。
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。
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 verb /ˈstaɪmi/

stymie

妨げる
Meaning
to prevent or hinder the progress of something
Example
The new regulations could stymie small businesses.
新しい規制は小規模なビジネスに障害をもたらす可能性があります。
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。
B2 adjective səˈsteɪ.nə.bəl

sustainable

持続可能な
Meaning
Able to be maintained at a certain rate or level; conserving an ecological balance.
Example
Sustainable practices mitigate environmental impact.
持続可能な実践は環境への影響を軽減します。
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。
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。
A2 adjective /ˈsɪr.i.əs/

Serious

真剣; 真面目; 重要;
Meaning
thoughtful; grave; requiring careful consideration; not joking
Example
This is a serious matter that needs immediate attention.
これは即座に注意が必要な真剣な問題です。
A1 verb /spik/

speak

話す
Meaning
to say words; to communicate verbally
Example
She can speak three languages fluently.
彼女は3つの言語を流暢に話せます。
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。
B1 adjective ˌsaɪənˈtɪfɪk

scientific

科学的な
Meaning
Based on or characterized by the methods and principles of science.
Example
Scientific discoveries continue to shape our understanding of the world.
科学的な発見は私たちの世界理解を形成し続けています。
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。
C2 noun /sɛkˈstɛt/

sextet

六重奏
Meaning
a group of six people playing music or a piece written for six performers
Example
The jazz sextet filled the small club with a warm, layered sound.
ジャズのセクステットは、小さなクラブを温かく層状の音で満たしました。
B2 noun /sɪnˈserɪti/

Sincerity

誠実さ
Meaning
the quality of being free from pretense or deceit; honesty
Example
His sincerity in apologizing was evident to everyone.
彼の謝罪の真摯さは、すべての人に明らかだった。
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。
B1 adjective ˈsen.sɪ.tɪv

sensitive

敏感
Meaning
Quick to detect or respond to slight changes, signals, or influences.
Example
Sensitive systems require precise handling.
敏感なシステムは精密な操作が必要です。
B2 noun ˌspɛk.jʊˈleɪ.ʃən

speculation

投機
Meaning
Investment in stocks, property, or other ventures in the hope of gain but with the risk of loss.
Example
Stock market speculation can lead to high volatility.
株式市場のスペキュレーションは高いボラティリティを引き起こす可能性があります。
B1 verb /spaɪ/

spy

スパイする
Meaning
to secretly collect information about a person, group, or country
Example
He was caught spying on his neighbor through the window.
彼は窓越しに隣人をスパイしているところを捕まえられた。
B1 verb /splɪt/

split

分ける
Meaning
to divide or separate into parts or groups
Example
He split the log in two with an axe.
彼は斧で丸太を二つに割った。
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。
B2 noun /ˈsɪləbəs/

syllabus

シラバス
Meaning
An outline or summary of topics to be covered in a course of study.
Example
The professor handed out the syllabus on the first day of class.
教授は初日にシラバスを配布しました。
B2 noun /ˈsɪmpəθi/

Sympathy

同情
Meaning
feelings of pity and sorrow for someone else's misfortune
Example
She expressed her sympathy for the victims of the accident.
彼女は事故の被害者に対して同情を表明した。
C2 noun /sfɛˈrɪsɪti/

sphericity

球形
Meaning
The quality or state of being spherical; roundness.
Example
The sphericity of the ball made it roll smoothly on the ground.
ボールの球形は、地面でスムーズに転がるのを可能にしました。
B2 noun /skwɒd/

squad

チーム
Meaning
a small group of people organized for a specific purpose or task, often in the military or sports
Example
The football squad trained hard before the championship match.
サッカーチームはチャンピオンシップの試合の前に一生懸命練習した。
C1 noun /sɪˈtɑːr/

Sitar

シタール
Meaning
a traditional Indian stringed musical instrument with a long neck and resonating body
Example
The sitar creates beautiful ragas in Indian classical music.
シタールはインディアン・クラシック音楽の中で美しいラガを作り出します。
B2 adjective ˌsɪm.əlˈteɪ.ni.əs

simultaneous

同時
Meaning
Occurring, operating, or done at the same time.
Example
Simultaneous crop failures affect global food supply.
同時の作物の失敗は、世界的な食料供給に影響を与えます。
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。
C2 noun /ˈskæb.ərd/

scabbard

Meaning
A sheath for the blade of a sword or dagger, typically made of leather or metal.
Example
The knight drew his sword from the scabbard.
騎士は鞘から剣を抜きました。
A2 noun /saɪt/

sight

視力
Meaning
the ability to see or something that is seen
Example
The sight of the sunset took her breath away.
夕日の光景は彼女を驚かせた。
C1 adjective ˈsɛd(ə)ntəri

sedentary

座りっぱなしの
Meaning
Characterized by much sitting and little physical activity.
Example
A sedentary lifestyle can lead to numerous health problems.
座りっぱなしの生活は、多くの健康問題を引き起こす可能性がある。
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 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。
C2 adjective /splɪˈnɛtɪk/

splenetic

怒りっぽい、意地悪な
Meaning
bad-tempered, irritable, spiteful
Example
His splenetic remarks offended everyone in the room.
彼の怒りっぽいコメントは部屋の皆を怒らせた。
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。
B1 adjective /səˈfɪʃənt/

Sufficient

十分な; 目的に適した; 満足な
Meaning
enough; adequate for the purpose; satisfactory
Example
We have sufficient time to complete the project.
私たちはプロジェクトを完了するための十分な時間があります。
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 /ˈstrætədʒəm/

stratagem

策略
Meaning
a plan or scheme designed to achieve a particular goal, often by trickery
Example
The general devised a clever stratagem to outwit the enemy.
将軍は敵を欺くために巧妙な策略を考案しました。
B2 verb /səbˈmɪt/

submit

提出する
Meaning
to present for consideration; to surrender; to yield
Example
Please submit your assignment by Friday.
金曜日までに課題を提出してください。
C2 adjective /sɪmˈfoʊniəs/

symphonious

Meaning
Harmonious; producing a pleasant sound or agreement of sound.
Example
The choir's voices were symphonious and filled the hall with beauty.
B2 noun /ˈsaɪd.laɪn/

sideline

副業
Meaning
An activity done in addition to one's main job or area of work.
Example
The sideline discussions led to mutual understanding.
副業の議論が相互理解を促進した。
C1 adjective /ˈspɛərɪŋ/

sparing

控えめ / 節約
Meaning
Using or giving only a little of something; economical.
Example
She is sparing in her use of words.
彼女は言葉を使うのを控えめにしています。
B2 verb /sɜːrdʒ/

surge

急増
Meaning
to move suddenly and powerfully forward or upward
Example
The crowd surged forward when the gates opened.
ゲートが開くと、群衆は前方に押し寄せました。
B2 noun smɔːl ˈɛfərt

Small Effort

小さな努力
Meaning
Minor actions or initiatives that can collectively make a significant impact.
Example
Small efforts can bring big changes in butterfly conservation.
小さな努力が蝶の保護に大きな変化をもたらすことができる。
B2 noun /ˈskɒl.ər/

Scholar

学者; アカデミック
Meaning
a person who has studied a subject for a long time and knows a lot about it; an academic
Example
The renowned scholar published several books on ancient history.
有名な学者は古代の歴史に関する本をいくつか出版しました。
C2 noun /sɑːrˈkɒfəɡəs/

sarcophagus

石棺
Meaning
A stone coffin, often decorated, used in ancient times.
Example
The museum displayed a beautifully carved sarcophagus from ancient Egypt.
博物館には古代エジプトからの美しく彫刻された石棺が展示されていました。
C1 verb /sɪndʒ/

singe

軽く焼く
Meaning
To burn something superficially or lightly, especially at the edges.
Example
The fire singed his eyebrows.
火が彼の眉毛を焼きました。
B2 adverb /ˈsɪmɪlərli/

similarly

同様に
Meaning
in a similar way
Example
Similarly, we can achieve success with dedication and hard work.
同様に、私たちは献身と努力によって成功を収めることができます。
C2 noun /ˌsɒ̃ˈfrwɑː/

sangfroid

冷静
Meaning
Composure or coolness under pressure.
Example
She impressed everyone with her sangfroid during the interview.
彼女は面接中に冷静さで皆を感動させた。
B2 verb səˈpres

suppress

抑制する
Meaning
To forcibly put an end to; to restrain or subdue.
Example
Authorities must suppress criminal activities in campuses.
当局はキャンパス内の犯罪行為を抑制しなければならない。
C1 verb /slɪŋk/

slink

忍び寄る
Meaning
to move quietly and secretly, often to avoid being noticed
Example
The cat slunk into the room without making a sound.
その猫は音を立てずに部屋に忍び込んだ。
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。
B2 noun /səˈspɛnʃən/

suspension

停止
Meaning
The act of temporarily stopping something; also refers to a system in vehicles that absorbs shock.
Example
The player received a three-game suspension for misconduct.
その選手は不正行為のために3試合の停止処分を受けました。
C1 noun səˈfɪʃənsi

sufficiency

十分性
Meaning
The condition of being adequate or enough; adequacy.
Example
The sufficiency of food supply is critical for survival.
食料供給の十分性は生存にとって重要です。
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。
A2 noun /siːt/

seat

Meaning
a place to sit, especially a chair or other place for sitting
Example
I reserved a seat for you at the concert.
コンサートであなたのために席を予約しました。
B2 adverb /ˈstrɪktli/

strictly

厳密に
Meaning
in a way that follows rules or limits completely
Example
Smoking is strictly prohibited inside the building.
建物内での喫煙は厳密に禁止されています。