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C2 adjective /ˈsiːkwənt/

sequent

次の
Meaning
Following in order or as a result.
Example
The sequent events changed the course of history.
次の出来事は歴史の流れを変えました。
B2 adjective /suːˈpriːm/

Supreme

最高の
Meaning
highest in rank, authority, or quality; greatest; most important
Example
The Supreme Court made the final decision.
最高裁判所は最終的な決定を下しました。
C2 verb /ʃiːð/

sheathe

鞘に戻す
Meaning
to put a sword or knife back into its cover
Example
He quickly sheathed his sword after the duel.
彼は決闘の後、素早く剣を鞘に戻した。
B1 noun /ˈsoʊ.lər ˌsɪs.təm/

Solar system

太陽系
Meaning
the sun and all the planets, moons, asteroids and other objects that orbit around it
Example
Our solar system has eight planets orbiting the sun.
私たちの太陽系には、太陽の周りを回る8つの惑星があります。
C1 verb /ˈstɪp.jʊ.leɪt/

stipulate

規定する
Meaning
to demand or specify a condition in an agreement or contract
Example
The contract stipulates that payment must be made within 30 days.
契約書には、支払いは30日以内に行われるべきであると明記されています。
A2 noun /ˈsuː.pəˌmɑː.kɪt/

supermarket

スーパーマーケット
Meaning
a large self-service store selling food and household goods
Example
She went to the supermarket to buy groceries.
彼女は食料品を買いにスーパーマーケットに行きました。
B2 noun /ˈsiː.krə.si/

Secrecy

秘密
Meaning
the practice of keeping something secret; the state of being kept hidden
Example
The project was conducted in complete secrecy.
そのプロジェクトは完全に秘密の中で行われました。
B1 noun ˈsaɪləns

silence

静けさ
Meaning
Complete absence of sound; quietness.
Example
Silence filled the air near the graves.
墓の近くの空気は静けさで満ちていた。
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。
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?
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 স্ক্রোলিং অ্যাডিকশন

scrolling addiction

スクロール依存症
Meaning
A compulsive need to continuously scroll through content on digital devices, particularly smartphones and social media platforms.
Example
Scrolling addiction is a growing concern among smartphone users.
スクロール依存症はスマートフォンユーザーの間で増加している懸念事項です。
B1 adjective /ˌstreɪt ˈfɔːr.wərd/

Straight forward

率直で明確; 複雑ではない; 理解しやすい
Meaning
honest and open; not complicated; easy to understand
Example
His explanation was very straightforward and easy to follow.
彼の説明はとても率直で、簡単に理解できました。
B2 noun /ˈskaɪˌskreɪpər/

Skyscraper

超高層ビル
Meaning
a very tall building of many stories
Example
The new skyscraper dominates the city's skyline.
新しい超高層ビルが街のスカイラインを支配しています。
C1 verb /sʌlk/

sulk

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

simulate

シミュレート
Meaning
to imitate the appearance, character, or behavior of something; to pretend or reproduce conditions artificially
Example
The pilot had to simulate an emergency landing during training.
パイロットは訓練中に緊急着陸をシミュレートしなければならなかった。
C2 noun /ˈsteɪtkraft/

statecraft

国政術
Meaning
The art of governing and managing state affairs effectively.
Example
The leader was praised for his exceptional statecraft in handling international relations.
リーダーは国際関係を扱う際の卓越した国政術に対して称賛されました。
B1 adjective /sɪnˈsɪər/

Sincere

誠実な; 本物の; 見せかけのない
Meaning
honest and genuine in expressing feelings; free from pretense or deceit
Example
She gave me a sincere apology for her mistake.
彼女は自分のミスについて誠実に謝罪した。
C1 adjective /ˈsiːzənəbəl/

Seasonable

季節に適した
Meaning
occurring at the right time; appropriate for the season; timely
Example
The seasonable rain helped the farmers with their crops.
季節の雨が農家の作物を助けました。
C2 adjective /ˈslæp.dæʃ/

slapdash

ぞんざい
Meaning
done too quickly and carelessly; hasty and careless
Example
The report was written in a slapdash manner, full of errors.
レポートはぞんざいに書かれており、間違いだらけだった。
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。
B2 adjective /ˌsuː.pəˈnætʃ.ər.əl/

Supernatural

超自然的な
Meaning
relating to things that cannot be explained by natural or scientific laws; beyond the normal or physical world
Example
The old house was said to have supernatural powers.
その古い家には超自然的な力があると言われていた。
B2 verb /ˈsɪmpəθaɪz/

sympathize

同情する
Meaning
to feel sorry for someone; to understand and share someone's feelings
Example
I sympathize with your loss.
あなたの損失に同情します。
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。
B2 noun /səkˈses.ər/

Successor

後継者
Meaning
a person who succeeds another in office; someone who takes over a position or role
Example
The CEO announced his retirement and named his successor for the company.
CEOは退職を発表し、会社の後継者を指名しました。
C1 adjective /ˈsaɪt.ləs/

Sightless

盲目; 視力なし
Meaning
unable to see; blind; lacking vision
Example
The sightless man navigated the street with his guide dog.
盲目の男性はガイド犬と一緒に通りを歩きました。
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。
C1 noun ˌsætʃəˈreɪʃən

saturation

飽和
Meaning
The state of being saturated; the degree or extent to which something is dissolved or absorbed
Example
The saturation of the market with similar products reduced sales.
市場に同様の商品が溢れすぎて、販売が減少しました。
B2 noun /ˈsɑːfmɔːr/

sophomore

二年生
Meaning
a student in their second year of study at a university or high school
Example
He’s a sophomore in college, studying computer science.
彼は大学で2年生で、コンピュータサイエンスを勉強しています。
B2 adjective /stɪf/

Stiff

硬直した; 固い; 堅固な
Meaning
not easily bent or changed; rigid; firm
Example
The old wooden board was too stiff to bend.
古い木の板は曲がりにくく、硬すぎた。
B1 verb /stɛə/

stare

じっと見る
Meaning
to look at something with a fixed gaze
Example
She stared at the painting for hours.
彼女は何時間も絵をじっと見つめていました。
B2 verb /ˈskrɪbəl/

scribble

落書きする
Meaning
to write or draw carelessly or quickly
Example
The child scribbled all over the wall.
子供は壁に落書きをした。
C1 adverb /suːˈpɜːb.li/

Superbly

素晴らしく
Meaning
in an excellent or outstanding manner
Example
She performed superbly in the dance competition.
彼女はダンスコンテストで素晴らしくパフォーマンスをしました。
B2 adverb /səbˈstænʃəli/

substantially

大幅に
Meaning
to a great extent or degree
Example
The new policy has substantially improved working conditions.
新しい政策は労働条件を大幅に改善しました。
B1 adjective /sɪˈlek.tɪd/

selected

選ばれた
Meaning
carefully chosen from a group for a particular purpose
Example
He was one of the selected candidates for the scholarship.
彼は奨学金のために選ばれた候補者の一人でした。
A2 noun /ʃer/

Share

部分
Meaning
a portion of something; a part or portion of a larger amount
Example
Each partner received an equal share of the company profits.
各パートナーは会社の利益の平等な部分を受け取りました。
C1 adjective /ˈsæv.i/

savvy

賢い, 熟練した
Meaning
Having practical knowledge and the ability to make good judgments.
Example
She is a tech-savvy entrepreneur.
彼女はテクノロジーに詳しい起業家です。
A1 noun /sʌn/

son

息子
Meaning
a male child of a parent
Example
His son is very talented in music.
彼の息子は音楽に非常に才能があります。
A2 adjective /sər'praɪzd/

Surprised

驚いた
Meaning
feeling or showing surprise; astonished
Example
I was surprised to see my old friend at the market.
私は市場で古い友達を見て驚きました。
B1 noun, verb /strɪŋ/

string

ひも
Meaning
a thin piece of cord or thread; to tie or fasten with a string
Example
She tied the package with a string.
彼女はパッケージを糸で結びました。
B2 noun /ˌsuː.pərˈstɪʃ.ən/

Superstition

迷信
Meaning
a belief or practice considered irrational or supernatural
Example
Breaking a mirror brings seven years of bad luck is a common superstition.
鏡を壊すと7年間の不運を招く、これは一般的な迷信です。
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。
B2 noun /ˈsiː.mən/

Seaman

船員
Meaning
a person who works on a ship; sailor
Example
The experienced seaman navigated the ship through the storm.
経験豊富な船員は嵐の中で船を操縦しました。
C1 noun ˈsɒv.rɪn.ti

sovereignty

主権
Meaning
The authority of a state to govern itself or another state; supreme power or authority.
Example
Sovereignty is essential for a nation's identity.
主権は国家のアイデンティティにとって不可欠です。
A1 verb /stɑːrt/

start

開始する
Meaning
to begin something; to commence; to initiate
Example
Let's start the meeting now.
今すぐ会議を開始しましょう。
C1 verb /ˈskʌt.əl/

scuttle

幸せ
Meaning
To run hurriedly with short, quick steps; or to deliberately sink a ship.
Example
The children scuttled back to their seats when the teacher entered.
彼女は賞を受け取ったとき、幸せを隠せませんでした。
B1 noun, verb /ʃeɪd/

shade

Meaning
a sheltered or darker area where direct light is blocked; to block light from something
Example
We sat under the tree for some shade.
C2 verb /sʌbˈtɛnd/

subtend

角度を作る
Meaning
To extend across or form an angle at a particular point, often used in geometry.
Example
The arc subtends a 60-degree angle at the center of the circle.
アークは円の中心で60度の角度を作ります。
C1 verb /skɪmp/

skimp

ケチる
Meaning
to use less of something than is necessary in order to save money or effort
Example
Don’t skimp on quality when buying a new laptop.
新しいノートパソコンを買うときは、品質をケチらないでください。
A2 verb /ʃaɪn/

shine

輝く
Meaning
to give out a bright light or glow
Example
The sun will shine brightly tomorrow.
太陽は明日明るく輝きます。
A1 noun /sɔːŋ/

song

歌
Meaning
a short piece of music with words that are sung
Example
She sang a beautiful song at the concert.
彼女はコンサートで美しい歌を歌った。
B1 noun /ˈsʌməri/

summary

要約
Meaning
A brief statement of the main points of something.
Example
She wrote a summary of the book for her class.
彼女はクラスのためにその本の要約を書きました。
A2 adverb /ˈsʌm.weər/

Somewhere

どこか
Meaning
in or at some place; in an unspecified location
Example
I left my keys somewhere in the house.
家の中のどこかに鍵を置いてきた。
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 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。
C2 noun /ˌsɪləbɪˈkeɪʃən/

syllabication

音節分け
Meaning
The division of words into syllables.
Example
Proper syllabication helps in correct pronunciation.
適切な音節分けは正しい発音に役立ちます。
C2 adjective /ˈsɪbɪlaɪn/

sibylline

神託的
Meaning
Prophetic, mysterious, or cryptic in meaning.
Example
The old woman gave a sibylline warning about the future.
その老婦人は未来について神託的な警告をした。
C2 noun /sɜːrˈsiːs/

surcease

停止
Meaning
a temporary or final ending or stopping of something
Example
The noise finally came to a surcease after midnight.
騒音は真夜中を過ぎて最終的に停止しました。
C1 /splɪnt/

splint

添木
Meaning
A rigid device used to support and immobilize a broken or injured body part.
Example
The doctor applied a splint to stabilize the patient's broken arm.
医者は患者の折れた腕を安定させるために添木を使いました。
C1 verb /struː/

strew

まき散らす
Meaning
to scatter or spread things untidily over a surface or area
Example
Clothes were strewn across the floor.
服が床に散らばっていた。
B2 verb /spɪl/

spill

こぼす
Meaning
to cause liquid to flow or fall out of a container by accident
Example
Be careful not to spill your coffee.
コーヒーをこぼさないように気を付けて。
C2 adjective /ˈsiːmi/

seamy

低劣な、陰湿な
Meaning
Morally degraded, unpleasant, or sordid.
Example
The novel reveals the seamy side of city life.
その小説は都市生活の裏面を明らかにします。
C1 noun /sɛkt/

sect

宗派
Meaning
a subgroup of a larger religious or political group, often with differing beliefs
Example
The group split into different sects due to doctrinal differences.
グループは教義の違いにより、異なる宗派に分かれました。
B1 noun /ˈsɛkrəteri/

secretary

Meaning
a person employed to handle correspondence and manage routine tasks for an individual or organization
Example
The secretary scheduled the meeting for tomorrow.
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 noun /ˈswɪndlɚ/

swindler

詐欺師
Meaning
a person who cheats or deceives others for money or gain
Example
The police finally caught the notorious swindler.
警察はついに悪名高い詐欺師を捕まえた。
C2 verb /ˈsʌplɪˌkeɪt/

supplicate

お願いする
Meaning
To ask for something earnestly or humbly, often in a religious context.
Example
The villagers supplicated the gods for rain during the drought.
村人たちは干ばつの間、雨を求めて神々にお願いした。
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。
A2 noun, verb, adjective /saʊnd/

sound

Meaning
a sensation perceived by the ear; to make or cause to make a noise; in good condition
Example
The bell sounded across the valley.
A2 noun /sɒks/

Socks

靴下
Meaning
soft coverings for the feet, typically worn inside shoes
Example
I need to buy new socks for winter.
冬のために新しい靴下を買う必要があります。
B1 verb səˈpɔːrtɪŋ

supporting

支援する
Meaning
Giving assistance to; helping to bear the weight of something.
Example
Supporting education initiatives helps reduce child labour.
教育の取り組みを支援することは、児童労働を減らすのに役立ちます。
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。
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。
C1 adjective ˈskruː.pjʊ.ləs

scrupulous

慎重
Meaning
Diligent, thorough, and extremely attentive to details; having moral integrity; acting in strict regard for what is considered right or proper.
Example
He is known for being scrupulous in his work.
彼は仕事において慎重であることで知られています。
B2 adjective /ˈstɜːrdi/

sturdy

頑丈
Meaning
strongly and solidly built; not easily weakened
Example
The carpenter made a sturdy wooden table.
大工は頑丈な木製のテーブルを作った。
B2 adjective ˈskɒl.ə.li

scholarly

学問的な
Meaning
Having or showing great knowledge or learning; academic in approach or method.
Example
He wrote a scholarly article on ancient philosophy.
彼は古代哲学についての学問的な記事を書いた。
B2 adjective /ˈsɪnɪstər/

sinister

不吉な
Meaning
Giving the impression that something harmful or evil is happening or will happen.
Example
The abandoned house had a sinister atmosphere.
その廃屋には不吉な雰囲気が漂っていた。
B2 noun /ˈsɑːrˌkæzəm/

sarcasm

皮肉
Meaning
The use of irony to mock or convey contempt.
Example
His sarcasm often made people laugh but sometimes offended them.
彼の皮肉はよく人々を笑わせたが、時々彼らを怒らせた。
B2 noun /ˌsɛlf əˈwɛə.nəs/

self-awareness

自己認識
Meaning
Conscious knowledge of one's own character, feelings, motives, and desires.
Example
Self-awareness helps in understanding one's emotions and actions.
自己認識は、自己の感情や行動を理解するのに役立ちます。
C1 noun /ˈskwɒlər/

squalor

貧困
Meaning
the state of being extremely dirty and unpleasant, especially due to poverty or neglect
Example
They lived in squalor without basic facilities.
彼らは基本的な施設なしで貧困に住んでいました。
B1 noun /ˈswɛtʃɜːrt/

sweatshirt

スウェットシャツ
Meaning
A casual, long-sleeved pullover garment, typically made of cotton or fleece, worn for warmth or comfort.
Example
He wore a grey sweatshirt while jogging in the park.
彼は公園でジョギングをするとき、灰色のスウェットシャツを着ていた。
C1 adjective /seɪdʒ/

Sage

賢明な; 判断力のある; 経験豊かな
Meaning
wise; showing wisdom from experience; prudent; having good judgment
Example
The sage advice from the elder helped solve the problem.
長老の賢明な助言が問題を解決するのに役立った。
C1 noun/verb /ˈskɜːrmɪʃ/

skirmish

Meaning
a small or brief fight between groups of soldiers; to engage in such a fight
Example
The soldiers got into a skirmish near the border.
C1 verb /ˈsɛvər/

sever

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

shred

引き裂く
Meaning
to tear or cut something into small pieces
Example
She shredded the old documents before throwing them away.
彼女は古い書類を捨てる前にシュレッドした。
C1 adjective /ˈsɪlkən/

Silken

絹の; 柔らかい; 滑らか;
Meaning
made of silk; smooth and soft like silk
Example
She wore a beautiful silken dress to the party.
彼女はパーティーに美しい絹のドレスを着ていきました。
C1 verb /səˈlɪsɪt/

solicit

お願いする
Meaning
to ask for or try to obtain something from someone
Example
The charity is soliciting donations for flood victims.
チャリティは洪水の被害者のために寄付を募っています。
A2 noun /ˈstreɪndʒər/

Stranger

見知らぬ人
Meaning
a person whom one does not know or with whom one is not familiar
Example
Never take candy from a stranger.
決して見知らぬ人からキャンディをもらわないでください。
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。
C2 adjective /ˈsʌb.æs.ɪd/

subacid

やや酸っぱい
Meaning
Slightly sour or acidic in taste or nature.
Example
The fruit had a subacid flavor that was refreshing on a hot day.
その果物はやや酸っぱい味がして、暑い日にさっぱりとした味わいだった。
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。
C1 noun /ˈspɛkjʊˌleɪtər/

speculator

投機家
Meaning
A person who forms theories without evidence, or invests in assets hoping for profit.
Example
The real estate speculator bought land hoping its value would rise.
不動産投機家は、土地の価値が上がることを期待して土地を購入しました。
B2 noun /ˈskɛlɪtən/

skeleton

骨格
Meaning
The internal framework of bones that supports the body of a human or animal.
Example
The teacher showed the students a human skeleton in the biology class.
先生は生物の授業で学生たちに人間の骨格を見せました。
B2 noun /ˈsɪr.i.əs.nəs/

Seriousness

真剣さ; 重要性
Meaning
the quality of being serious; gravity; importance
Example
The seriousness of the situation became clear when the doctor spoke.
その状況の真剣さは、医者が話すときに明らかになりました。
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。
B2 adjective /ˈslɪp.ər.i/

Slippery

滑りやすい
Meaning
smooth and difficult to hold; causing sliding or slipping
Example
The wet floor was very slippery after cleaning.
清掃後、濡れた床はとても滑りやすかった。
C1 verb /skɔːrtʃ/

scorch

焦がす
Meaning
to burn the surface of something slightly
Example
The fire scorched the walls of the building.
火事が建物の壁を焦がした。
B2 adjective /ˌsɪm.pəˈθet.ɪk/

Sympathetic

思いやりのある; 理解力のある; 敏感な;
Meaning
showing compassion or understanding for someone's feelings or situation
Example
She was very sympathetic when I told her about my problems.
私が自分の問題について話したとき、彼女はとても思いやりがありました。
B2 noun ˈsæt.əl.aɪt

satellite

人工衛星
Meaning
An artificial object which has been intentionally placed into orbit around a celestial body.
Example
Satellites provide critical data for research.
人工衛星は研究のために重要なデータを提供します。
C1 noun /ˈsaɪnəs/

sinus

副鼻腔
Meaning
A cavity within a bone or tissue, especially those in the bones of the face connected with the nasal cavities.
Example
He suffered from a sinus infection that caused headaches.
彼は副鼻腔感染症に苦しんでおり、頭痛を引き起こしました。
C2 noun /ˈsɪbɪləns/

sibilance

シューシュー音
Meaning
A hissing or hushing sound, especially in speech with 's' or 'sh'.
Example
The poet used sibilance to create a soft, hissing effect in the verse.
詩人は詩の中で柔らかいシューシュー音を作り出すためにシビランスを使いました。
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。
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 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。
B2 noun /sɪmˈplɪsɪti/

Simplicity

単純さ; 明確さ
Meaning
the quality of being simple; lack of complexity or intricacy
Example
The beauty of the design lies in its simplicity.
デザインの美しさはその単純さにあります。
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。
B2 adjective /slɪk/

slick

滑らかな
Meaning
Smooth, clever, or efficient, often in a way that seems superficial.
Example
He gave a slick presentation to impress the investors.
彼は投資家を感動させるために滑らかなプレゼンテーションを行った。
B2 noun /ˈswɛər wɜːrd/

swear-word

罵り言葉
Meaning
An offensive or rude word used to express anger or frustration.
Example
He shouted a swear-word when he hit his toe.
彼は足の指を打ったとき、罵り言葉を叫びました。
C2 noun /səˈlɪsɪˌtuːd/

solicitude

思いやり, 配慮
Meaning
Care or concern for someone or something.
Example
His mother showed great solicitude for his safety.
彼の母親は彼の安全に大きな思いやりを示しました。
A1 verb /sɪŋ/

sing

歌う
Meaning
to make musical sounds with the voice
Example
She sings beautifully in the choir.
彼女は合唱団で美しく歌う
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。
B1 noun /ˈʃed.juːl/

Schedule

予定; 時間割;
Meaning
a plan that lists things or events and the times when they will happen; timetable
Example
Please check your schedule before confirming the meeting time.
会議の時間を確認する前に、スケジュールを確認してください。
C2 noun /ˈsɪŋ.krə.ni/

synchrony

シンクロニシティ
Meaning
Coordination in time, harmony in action or movement.
Example
Their dance performance showed perfect synchrony.
彼らのダンスパフォーマンスは完璧なシンクロニシティを示しました。
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 verb /ˈʃʌdər/

shudder

震える
Meaning
to tremble or shake suddenly, often due to fear, cold, or strong emotion
Example
She shuddered at the thought of walking alone in the dark forest.
彼女は暗い森を一人で歩くことを考えただけで震えた。
B2 noun/verb /swɔːrm/

swarm

群れ
Meaning
A large group of insects or people moving together.
Example
A swarm of bees surrounded the tree.
一群の蜂が木の周りを囲んでいました。
B2 verb /sʌk/

suck

吸う
Meaning
to draw something into the mouth by using the lips and tongue
Example
The baby began to suck her thumb.
赤ちゃんは親指を吸い始めた。
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.
B1 noun ˈsɪs.təmz

systems

システム
Meaning
A set of connected things or parts forming a complex whole.
Example
Effective systems improve productivity.
効果的なシステムは生産性を向上させます。
B2 adjective /stiːp/

steep

急な, 高すぎる
Meaning
Having a sharp inclination or high slope; also can mean excessive (as in price).
Example
The hikers climbed a steep mountain trail.
ハイカーたちは急な山道を登った。
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。