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B2 noun /stæns/

stance

立場
Meaning
a person's attitude, opinion, or position on an issue
Example
The company took a strong stance on environmental protection.
その会社は環境保護に強い立場を取った。
C2 verb /ˈsnʌfəl/

snuffle

鼻で音を立てて息をする
Meaning
to breathe noisily through the nose, often because of crying or a cold
Example
The child began to snuffle after crying for a long time.
子供は長時間泣いた後に鼻で音を立てて息をし始めました。
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。
C2 noun /ˈsaʊər wʊd ˈæp.əl/

Sour wood apple

ゾウのリンゴ
Meaning
a tropical fruit with hard shell and tangy flesh; elephant apple
Example
The sour wood apple has a unique taste that many people enjoy.
ゾウのリンゴはユニークな味があり、多くの人々が楽しんでいます。
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 noun /sɪˈdɪʃ.ən/

Sedition

反乱罪
Meaning
conduct or speech inciting people to rebel against authority; treason
Example
The activist was charged with sedition for his inflammatory speeches.
活動家はその扇動的な演説のために反乱罪で起訴された。
C1 adjective ˈsɒvrɪn

sovereign

主権の, 最高の
Meaning
Possessing supreme or ultimate power; independent.
Example
The sovereign government has control over its currency.
主権政府は自国の通貨を管理している。
B2 noun /ˈskʌlp.tər/

Sculptor

彫刻家
Meaning
an artist who creates sculptures by carving, modeling, or shaping materials
Example
The sculptor spent months creating a beautiful marble statue.
彫刻家は美しい大理石の彫像を作るのに数ヶ月を費やしました。
C2 adjective /ˌsuːpərˈæn.ju.eɪ.tɪd/

superannuated

時代遅れの
Meaning
old and no longer useful or valid; retired due to age
Example
The factory was filled with superannuated machines that slowed production.
工場には生産を遅くする時代遅れの機械が満載でした。
C1 adjective /ˈsɪn.tɪ.leɪ.tɪŋ/

scintillating

きらめく
Meaning
brilliantly clever, exciting, or sparkling
Example
Her scintillating conversation kept everyone entertained.
彼女のきらめく会話は皆を楽しませた。
C2 adjective /ˈsloʊθfəl/

slothful

怠惰
Meaning
Lazy, idle, and unwilling to work.
Example
She was too slothful to get out of bed early.
彼女はベッドから早く起きるにはあまりにも怠惰でした。
B1 noun/verb /skɔːr/

score

スコア
Meaning
a number of points achieved in a game or test; to gain points or achieve a goal
Example
He scored the winning goal in the final match.
彼は最後の試合で決勝ゴールを決めました。
C1 noun /ˈsɪməli/

simile

直喩
Meaning
A figure of speech involving the comparison of one thing with another using 'like' or 'as'.
Example
She used a simile to describe her eyes as bright as stars.
彼女は自分の目を星のように明るいと表現するために直喩を使いました。
B2 noun /ˈsɪnənɪm/

Synonym

同義語
Meaning
a word or phrase that means exactly or nearly the same as another word or phrase in the same language
Example
Happy and joyful are synonyms.
ハッピーとジョイフルは同義語です。
C1 adjective /ˈsʌn.dri/

sundry

雑多な
Meaning
Various or miscellaneous.
Example
The shop sells fruits, clothes, and sundry items.
その店は果物、衣類、そして雑多な商品を販売しています。
B2 verb /ˈʃʌfəl/

shuffle

Meaning
to walk by dragging one's feet along or without lifting them fully; to mix or rearrange
Example
He shuffled the cards before dealing them.
C1 noun /ˈʃɜːrbət/

sherbet

シャーベット
Meaning
a sweet flavored drink or a frozen dessert made from sweetened fruit juice
Example
On hot days, she enjoys a glass of lemon sherbet.
暑い日には、彼女はレモンシャーベットを一杯楽しんでいます。
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 /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。
B1 adverb /sɪɡˈnɪfɪkəntli/

significantly

顕著に
Meaning
in a way that is large or important enough to have an effect
Example
The economy has significantly improved over the last decade.
経済は過去10年間で顕著に改善しました。
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 ˌsʌr.əpˈtɪʃ.əs

surreptitious

秘密の
Meaning
Kept secret, especially because it would not be approved of; done stealthily.
Example
She took a surreptitious glance at his notes.
彼女は彼のノートをひそかに覗き見た。
A2 noun /ˈspiːkər/

speaker

スピーカー
Meaning
a person who speaks or talks, especially as an occupation
Example
The speaker delivered an inspiring speech at the conference.
スピーカーは会議で感動的なスピーチを行いました。
B2 adjective /ˈstʌb.ərn/

Stubborn

頑固な; しつこい; 強情な
Meaning
refusing to change opinion or course of action; persistent; obstinate
Example
The stubborn child refused to eat his vegetables.
その頑固な子供は野菜を食べるのを拒否した。
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。
A2 adjective /ˈsɛvrəl/

several

いくつか
Meaning
more than one but not many; a few
Example
Several people attended the meeting yesterday.
数人が昨日の会議に出席した。
B2 noun /ˈʃəʊ.keɪs/

showcase

ショーケース、何かを魅力的または有利な方法で提示する
Meaning
A display case or exhibition; to present something in an attractive or favorable way.
Example
The exhibition showcased the artist's best works.
展示会はアーティストの最高の作品を展示しました。
C2 noun /strəˈmoʊ.ni.əm ˌflaʊ.ər/

Stramonium flower

ジムソンウィードの花
Meaning
A trumpet-shaped white or purple flower from the jimsonweed plant, known for its toxic properties
Example
The stramonium flower blooms at night with a sweet fragrance.
ジムソンウィードの花は夜に咲き、甘い香りを放ちます。
B2 verb ˈstɪmjəleɪt

stimulate

刺激する
Meaning
To encourage or promote the development or growth of something
Example
Proper sunlight stimulates plant growth.
適切な日光は植物の成長を刺激します。
A2 noun /ˈʃaʊər/

shower

Meaning
a brief fall of rain or snow or a device for taking a bath or washing oneself
Example
After the workout, I took a quick shower to refresh myself.
C1 noun /sʌˈmeɪʃən/

summation

合計, 要約
Meaning
The process of adding things together; a summary of points.
Example
The lawyer gave a powerful summation of the case.
弁護士は事件の強力な要約を行った。
B2 noun /strɔː/

straw

ストローまたは茎
Meaning
a thin tube for sucking up liquids; dried stalks of grain plants
Example
She drank the juice through a straw.
彼女はストローでジュースを飲んだ。
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。
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。
B2 noun /səbˈskraɪbər/

subscriber

サブスクライバー
Meaning
a person who receives or subscribes to a service, magazine, or service
Example
She is a subscriber to the monthly magazine.
彼女は月刊誌のサブスクライバーです。
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。
B2 noun /spæn/

span

スパン
Meaning
the full extent or length of something from one end to another
Example
The bridge has a span of over 500 meters.
橋のスパンは500メートル以上です。
C1 noun /ˈsaɪd.laɪn dɪˈskʌʃənz/

sideline discussions

サイドラインの議論
Meaning
Informal or secondary conversations that occur outside the main agenda of a formal meeting.
Example
Sideline discussions often lead to agreements.
サイドラインの議論はしばしば合意に至ります。
A2 noun /skɪn/

Skin

肌
Meaning
the outer covering of the body; the natural outer covering of a fruit or vegetable
Example
Her skin was soft and smooth.
彼女の肌は柔らかくて滑らかでした。
B2 verb /ˈstʌmbəl/

stumble

つまずく
Meaning
to trip or lose balance while walking or running; to make a mistake or falter
Example
He stumbled on the uneven pavement.
彼はでこぼこな歩道でつまずいた。
B1 noun /ˈsʌp.ər/

Supper

晩ご飯
Meaning
an evening meal, typically a light or informal one
Example
We usually have supper around seven o'clock.
私たちは通常、七時ごろに晩ご飯を食べます。
B1 noun /ˈʃel.tər/

Shelter

避難所
Meaning
a place giving temporary protection from bad weather or danger
Example
The hikers found shelter in a cave during the heavy rain.
ハイカーたちは大雨の間、洞窟の中に避難所を見つけた。
A1 modal verb /ʃʊd/

should

べき
Meaning
used to indicate obligation or duty
Example
You should study for your exams.
試験のために勉強すべきです。
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 /ˌsuːpərɪnˈtɛndənt/

superintendent

監督者
Meaning
a person who oversees, manages, or directs an organization, building, or project
Example
The superintendent visited the classrooms to check on progress.
監督者は進捗を確認するために教室を訪れました。
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。
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。
C1 adjective /ˈsiː.di/

Seedy

種でいっぱい; 汚くて評判が悪い; 廃れた
Meaning
squalid and disreputable; shabby and run-down; full of seeds
Example
They avoided walking through the seedy part of town at night.
彼らは夜に汚くて評判が悪い街の部分を歩くのを避けていた。
B1 noun /ˈsʌb.stəns/

Substance

物質
Meaning
a particular kind of matter with uniform properties; the essential nature of something; material or content
Example
The scientist analyzed the unknown substance in the laboratory.
科学者は実験室で未知の物質を分析しました。
A1 pronoun /ˈsʌmbədi/

somebody

誰か
Meaning
an unspecified person
Example
Somebody is knocking at the door.
誰かがドアをノックしています。
B2 adjective /ˈstʌnɪŋ/

stunning

驚くべき
Meaning
extremely impressive or attractive
Example
The view from the top of the mountain was absolutely stunning.
山の頂上からの景色は本当に驚くべきものでした。
A2 adjective /ˈsaɪ.lənt/

Silent

静かな; 無音の; 騒がない
Meaning
making no sound; quiet; not speaking
Example
The library was completely silent during study hours.
図書館は学習時間中は完全に静かでした。
C1 noun /ˌsɪmbɪˈəʊsɪs/

symbiosis

共生関係
Meaning
A mutually beneficial relationship between different people or groups.
Example
The symbiosis between the two companies led to mutual growth.
二つの会社間の共生関係は相互成長につながった。
C1 adjective /ˈstætʃətɔːri/

statutory

法定
Meaning
Required, permitted, or enacted by law.
Example
The company must comply with all statutory regulations.
会社はすべての法定規制に従わなければならない。
B2 noun/verb /ˈslɔː.tər/

slaughter

虐殺 / 大量殺人
Meaning
the killing of animals for food; killing in large numbers violently
Example
The army slaughtered hundreds of enemy soldiers.
軍隊は数百人の敵兵を虐殺した。
B2 noun /ˈsɛnsər/

sensor

幸せ
Meaning
a device that detects or measures a physical property and records, indicates, or responds to it
Example
The motion sensor turned on the light automatically.
彼女は賞を受け取ったとき、幸せを隠せなかった。
B1 adjective /ʃɛrd/

shared

共有
Meaning
used, done, or experienced by two or more people together
Example
They live in a shared apartment near the university.
彼らは大学の近くのシェアアパートに住んでいます。
A2 noun /smɔːl boʊl/

Small bowl

小さなボウル
Meaning
a round, shallow container of small size used for serving food or liquids
Example
She served the soup in a small bowl.
彼女は小さなボウルにスープを盛りました。
C2 adjective səˈluː.bri.əs

salubrious

健康的
Meaning
Health-giving; healthy; promoting health and well-being.
Example
The mountain air is salubrious and refreshing.
山の空気は健康的でさわやかです。
B2 noun, adjective /ˈsoʊʃəlɪst/

socialist

社会主義者
Meaning
a person who advocates for socialism; relating to socialism
Example
He is a well-known socialist writer.
彼は有名な社会主義者の作家です。
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。
C1 noun /stents/

stents

ステント
Meaning
Small mesh tubes used to treat narrow or blocked arteries.
Example
Stents were successfully placed using robotic techniques.
ステントはロボット技術を使って成功裏に配置されました。
C2 adjective /sɪˈkweɪʃəs/

sequacious

盲目的に従う
Meaning
Lacking independence of thought; blindly following.
Example
The sequacious students never questioned their teacher's opinions.
シクウェイシャスな学生は、教師の意見に疑問を呈することはありませんでした。
C1 noun ˈsɪmbəlɪzəm

symbolism

象徴主義
Meaning
The use of symbols to represent ideas or qualities.
Example
The use of symbolism in the novel is masterful.
小説でのシンボリズムの使い方は見事です。
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 /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。
B1 noun /sɔːrs/

Source

源
Meaning
a place, person, or thing from which something originates; the origin of information
Example
The river's source is high in the mountains.
川の源流は山の高い所にある。
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。
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。
C1 noun /ˈsækrɪlɪdʒ/

sacrilege

冒涜
Meaning
Violation or misuse of what is regarded as sacred.
Example
Stealing from the temple was considered an act of sacrilege.
寺院から盗むことは冒涜と見なされていました。
C2 verb /ˈsɛreɪt/

serrate

ギザギザの縁を作る
Meaning
To make a saw-toothed edge or notched margin.
Example
The craftsman serrated the knife blade for better cutting.
職人はより良い切断のためにナイフの刃をセレイトしました。
A2 verb /sɔːrt/

sort

並べ替える
Meaning
to arrange or categorize something
Example
Please sort the files by date.
ファイルを日付順にソートしてください。
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。
C2 adjective /ˈsmɑːrmi/

smarmy

お世辞 / 偽の礼儀
Meaning
Excessively flattering or ingratiating, often insincerely.
Example
The salesman gave a smarmy pitch that felt fake.
販売員は偽りのように感じるお世辞のような売り込みをしました。
C2 noun /ˈsaɪz.mə.ɡræf/

seismograph

地震計
Meaning
An instrument that measures and records details of earthquakes, such as force and duration.
Example
The seismograph detected a strong tremor in the area.
地震計はその地域で強い揺れを検出しました。
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。
A2 noun /stɔːrm/

Storm

嵐
Meaning
a violent weather condition with strong winds, rain, thunder, and lightning
Example
The storm caused power outages across the city.
嵐は市内全体で停電を引き起こしました。
B2 verb /ˈʃætər/

shatter

壊れる
Meaning
To break suddenly into many small pieces.
Example
The glass will shatter if you drop it.
ガラスは落とすと壊れる。
C1 noun /ˈspɔɪlˌspɔːrt/

spoilsport

スポイルスポート
Meaning
A person who ruins other people's enjoyment or fun.
Example
Don't be a spoilsport and let us enjoy the party.
スポイルスポートにならないで、パーティーを楽しませてください。
C1 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。
A1 noun /ˈsændwɪtʃ/

sandwich

サンドイッチ
Meaning
two pieces of bread with food such as meat, cheese, or salad between them
Example
I made a chicken sandwich for lunch.
私は昼食にチキンサンドイッチを作りました。
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。
A2 noun /stoʊn/

stone

石
Meaning
a hard, naturally occurring mineral material found in the earth
Example
He threw a stone into the lake.
彼は湖に石を投げました。
C1 noun /sɪlk klɔːθ/

Silk cloth

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

slate

スレート / 予定する
Meaning
a fine-grained rock used for roofing or writing; to schedule or designate for a task
Example
The meeting is slated for next Monday.
ミーティングは次の月曜日に予定されています。
C1 adjective /ˈʃeɪm.ləs/

Shameless

恥知らず
Meaning
having no shame; bold and rude; impudent
Example
The shameless politician refused to apologize for his mistakes.
恥知らずな政治家は自分の過ちを謝罪することを拒んだ。
B1 noun /slaɪd/

Slide

滑り台
Meaning
a smooth surface for sliding down; a piece of playground equipment
Example
The children enjoyed playing on the slide at the park.
子供たちは公園でスライドで遊ぶのを楽しんでいました。
C1 verb /slaʊtʃ/

slouch

だらしなく座る
Meaning
To stand, sit, or move in a lazy or awkward way.
Example
He slouched in the chair, looking tired.
彼は椅子にだらりと座り、疲れた様子だった。
A1 noun /stɑːr/

Star

星
Meaning
a fixed luminous point in the night sky that produces light and heat through nuclear fusion
Example
Thousands of stars are visible in the clear night sky.
何千もの星が澄んだ夜空に見える。
C1 noun /səˈlɪləkwi/

soliloquy

独白
Meaning
a speech in which a character talks to themselves, often used in drama to reveal inner thoughts
Example
Hamlet's soliloquy is one of the most famous passages in Shakespearean drama.
ハムレットの独白はシェイクスピアのドラマの中で最も有名なパッセージの一つです。
C1 noun /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。
B2 noun /ˈsæksəfoʊn/

Saxophone

サクソフォン
Meaning
a wind musical instrument with a curved metal body and a single reed mouthpiece
Example
The jazz musician played a beautiful solo on his saxophone.
ジャズのミュージシャンは自分のサクソフォンで美しいソロを演奏しました。
B1 noun /ˈstætʃuː/

Statue

通常、石、金属、木材で作られた三次元の芸術作品
Meaning
a three-dimensional work of art, typically made of stone, metal, or wood
Example
The statue of liberty is a famous landmark in New York.
自由の女神像はニューヨークの有名なランドマークです。
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。
C1 adjective /ˌsɛlf ˈraɪtʃəs/

self-righteous

自己満足
Meaning
Having or showing an attitude of moral superiority; believing one’s own beliefs are the only right ones.
Example
His self-righteous comments made everyone uncomfortable.
彼の自己満足的なコメントは、みんなを不快にさせました。
C1 adjective /sɪˈmɛtrɪkəl/

symmetrical

対称的
Meaning
having parts on either side that match or are the same in shape, size, or arrangement
Example
The artist designed a symmetrical pattern on the floor.
アーティストは床に対称的なパターンをデザインしました。
B2 noun /skʌl/

Skull

頭蓋骨
Meaning
the bony framework of the head that protects the brain
Example
The doctor examined the skull X-ray carefully.
医者は慎重に頭蓋骨のX線写真を調べました。
B2 verb /ˈsʌmən/

summon

Meaning
To order someone to come or to gather courage or strength.
Example
The king summoned his advisors to the court.
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。
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。
C1 verb /ˈʃrɪvəl/

shrivel

しわになる
Meaning
To become dry, wrinkled, and smaller due to lack of moisture.
Example
The flowers shriveled under the hot sun.
花は暑い太陽の下でしわになった。
C1 adjective /ˈsɛnʃənt/

sentient

感覚的
Meaning
Able to perceive or feel things.
Example
Humans are sentient beings capable of reasoning.
人間は推論する能力を持った感覚的存在です。
B2 noun /ˈsɜːvɪŋ/

serving

ポーション
Meaning
a portion of food for one person; the act of giving food or drink to someone
Example
He ate a large serving of rice and curry.
彼は大きなポーションのご飯とカレーを食べました。
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。
C1 adjective /ˌsɛlf ɪˈfeɪsɪŋ/

self-effacing

控えめな
Meaning
not drawing attention to oneself; modest
Example
Despite his success, he remained self-effacing and humble.
成功にもかかわらず、彼は控えめで謙虚なままでした。
C2 noun /ˈsfɛrɔɪd/

spheroid

回転楕円体
Meaning
A three-dimensional shape that is almost spherical but slightly flattened or elongated.
Example
The Earth is not a perfect sphere but an oblate spheroid.
地球は完璧な球体ではなく、偏平な回転楕円体です。
C1 adjective /stɔːntʃ/

staunch

堅固な, 忠実な
Meaning
Loyal, committed, and firm in support.
Example
She is a staunch supporter of environmental protection.
彼女は環境保護の強固な支持者です。
A1 noun /snoʊ/

Snow

幸せ
Meaning
white frozen water that falls from clouds as soft flakes
Example
The children played happily in the fresh snow.
子供たちは新鮮な雪の中で楽しそうに遊んでいました。
C1 adjective /səkˈsɪŋkt/

succinct

簡潔
Meaning
Briefly and clearly expressed; characterized by clear, precise expression in few words.
Example
His speech was succinct and impactful.
彼のスピーチは簡潔で印象的でした。
C2 verb /ˈstʌltɪfaɪ/

stultify

愚かに見せる、または効果や熱意を妨げる
Meaning
to make someone or something appear foolish, or to hinder effectiveness and enthusiasm
Example
The repetitive tasks seemed to stultify the workers' creativity.
繰り返しの仕事が労働者の創造性を鈍らせているようだった。
A2 verb /sɜːrtʃ/

search

探す
Meaning
to look carefully for someone or something; to examine thoroughly
Example
The police searched the house for evidence.
警察は証拠を探すために家を捜索した。
C2 noun /ˈsɜːrfɪt/

surfeit

過剰
Meaning
an excessive amount of something
Example
There was a surfeit of food at the festival.
祭りでは食べ物が過剰にあった。
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。
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 /ˌsʌpəzɪˈtɪʃəs/

supposititious

仮定的
Meaning
Based on assumption rather than fact; not genuine or authentic.
Example
The story turned out to be supposititious, with no evidence to support it.
その話は仮定的であり、それを支持する証拠はありませんでした。
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？
A1 determiner /sʌm/

some

いくつか
Meaning
an unspecified amount or number of something
Example
I have some money in my wallet.
財布に少しお金があります。
B2 noun /ˌsuːpərˈvɪʒən/

supervision

監視
Meaning
the action or process of overseeing or managing something or someone
Example
The project was completed under the supervision of an experienced manager.
そのプロジェクトは経験豊富なマネージャーの監視の下で完了しました。
C2 noun /sɒmˈnæmbjʊlɪst/

somnambulist

夢遊病者
Meaning
A person who sleepwalks.
Example
The somnambulist wandered out of the house at night.
夢遊病者は夜に家を出た。
C2 verb /ˌsuːpərˈæd/

superadd

追加する
Meaning
to add something to what has already been added
Example
The author chose to superadd a new chapter to the revised edition.
著者は改訂版に新しい章を追加することに決めました。
B2 noun /ˈsɪɡ.nəlz/

signals

信号
Meaning
A gesture, action, or sound conveying information or instructions.
Example
Signals from deep space were detected last week.
深宇宙からの信号は先週検出されました。