slab
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C1 noun /slæb/

slab

スラブ
Meaning
a large, thick, flat piece of stone, concrete, or other hard material
Example
The workers laid a concrete slab for the foundation.
作業員たちは基礎のためにコンクリートのスラブを敷きました。
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。
C2 verb /səˈbɔːrn/

suborn

買収する
Meaning
to bribe or induce someone unlawfully to perform an act, especially to commit perjury
Example
The lawyer was accused of trying to suborn a witness.
弁護士は証人を買収しようとしたと非難された。
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。
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。
B1 adverb /səkˈsɛsfəli/

successfully

成功裏に
Meaning
in a way that achieves a desired result
Example
She passed the exam successfully after weeks of studying.
彼女は数週間の勉強の後、試験に成功裏に合格しました。
C1 noun /səˈsteɪnəbl ˈæɡrɪkʌltʃər/

sustainable agriculture

持続可能な農業
Meaning
Farming practices that meet current food needs while preserving environmental resources and maintaining the ability to produce food for future generations through ecologically sound methods.
Example
Sustainable agriculture practices protect the environment while ensuring food security.
持続可能な農業の実践は、環境を保護しながら食料安全保障を確保します。
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。
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。
C2 adjective /spɪk/

Spick

非常にきれいで整頓された; 完璧
Meaning
extremely clean and neat; immaculate
Example
The house was spick and span after the cleaning.
掃除後、家はまるで新品のようにきれいで整然としていました。
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。
C1 noun /ˈsɒl.ɪs/

Solace

慰め
Meaning
comfort or consolation in a time of distress or sadness
Example
She found solace in music after her loss.
彼女は失った後、音楽に慰めを見つけました。
A1 noun /ˈsɛvən/

seven

Meaning
the number following six and preceding eight
Example
She has seven apples in her basket.
C1 noun /stæɡˈneɪ.ʃən/

stagnation

停滞
Meaning
A state of inactivity or lack of growth, especially in an economy.
Example
High unemployment led to economic stagnation.
高い失業率が経済の停滞を引き起こしました。
C1 adjective/noun /ˈsʌkjələnt/

succulent

ジューシーな
Meaning
Juicy or full of juice; also refers to a plant with thick, fleshy leaves adapted to storing water.
Example
The steak was so succulent that everyone enjoyed it.
ステーキはとてもジューシーで、皆が楽しんで食べました。
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。
C1 verb /səbˈdjuː/

subdue

Meaning
To bring under control, especially by force; to overcome or quiet.
Example
The army was able to subdue the rebellion quickly.
C2 adjective /sɪˈnæp.tɪk/

synaptic

シナプスの
Meaning
Related to the signal transmission process between nerve cells.
Example
Learning strengthens synaptic connections in the brain.
学習は脳内のシナプス接続を強化する。
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。
B2 noun /ˌsɛlf ɪˈstiːm/

self-esteem

自尊心
Meaning
confidence in one's own worth or abilities; self-respect
Example
Building self-esteem takes time and consistent effort.
自尊心を築くには時間と一貫した努力が必要です。
B2 noun /ˈʃɔːr.tɪdʒ/

Shortage

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

sybarite

贅沢主義者
Meaning
a person who loves luxury and pleasure
Example
The millionaire was a true sybarite who lived only for comfort and enjoyment.
その百万長者は真の贅沢主義者で、快適さと楽しみだけを求めて生きていました。
C2 noun /ˌsæv.wɑːr ˈfeər/

savoir-faire

社交術
Meaning
The ability to act or speak appropriately in social situations; polished social skills.
Example
She handled the delicate situation with remarkable savoir-faire.
彼女は見事な社交術で微妙な状況をうまく処理しました。
B2 verb /ˈskætər/

scatter

散らす
Meaning
to spread or throw around in different directions
Example
The wind scattered the leaves across the yard.
風が庭に葉っぱを散らばらせた。
A2 adjective /ˈspænɪʃ/

spanish

スペイン語
Meaning
relating to Spain or the Spanish language
Example
She is fluent in Spanish and French.
彼女はスペイン語とフランス語に堪能です。
B2 adjective /sɪmˈbɒlɪk/

symbolic

象徴的
Meaning
serving as a symbol or representing something else
Example
The dove is symbolic of peace and freedom.
鳩は平和と自由の象徴的存在です。
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 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 verb /sɪp/

sip

すする
Meaning
to drink in small quantities; to taste carefully
Example
She sipped her tea slowly while reading the newspaper.
彼女は新聞を読みながら、ゆっくりとお茶をすすっていました。
B2 noun /skɑːr/

Scar

傷跡
Meaning
a mark left on the skin after a wound has healed; lasting emotional damage
Example
The accident left a permanent scar on his forehead.
その事故は彼の額に永遠の傷跡を残しました。
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。
C1 noun /ˈsɒlstɪs/

solstice

至点
Meaning
the two times in the year when the sun is at its greatest distance from the equator (summer and winter solstice)
Example
People celebrate the summer solstice with festivals and rituals.
人々は夏至を祝うために祭りや儀式を行います。
B1 noun /ʃɑːrk/

Shark

サメ
Meaning
a large marine fish with sharp teeth and a cartilaginous skeleton
Example
The shark is a powerful predator of the ocean.
サメは海の強力な捕食者です。
C1 adjective /ˈskrʌfi/

Scruffy

乱雑または不潔な外見; 汚れたしぼんだ
Meaning
untidy or unkempt in appearance; shabby and worn
Example
The scruffy old dog wandered through the streets looking for food.
そのみすぼらしい老犬は、食べ物を探して通りをさまよっていました。
B2 noun ˈsoʊʃəl rɪˌspɒnsəˈbɪləti

social responsibility

社会的責任
Meaning
The duty to act in ways that benefit society as a whole.
Example
Social responsibility should be part of the education curriculum.
社会的責任は教育課程の一部であるべきです。
C1 noun /ˈsteɪtəs kwoʊ/

status quo

現状
Meaning
The existing state of affairs, especially regarding social or political issues.
Example
The government decided to maintain the status quo until further review.
政府はさらなるレビューまで現状を維持することを決定しました。
B1 adjective /ˈsoʊ kɔːld/

so-called

Meaning
referred to as or known by a particular name or title, often misleadingly
Example
The so-called expert couldn't answer the question.
B2 noun /ˈseɡ.mənt/

Segment

セクション; 部分; セグメント
Meaning
each of the parts into which something is divided; a section or portion
Example
The orange was divided into eight segments.
オレンジは8つのセグメントに分けられました。
B2 adjective strəˈtiː.dʒɪk

strategic

戦略的
Meaning
Relating to the identification of long-term or overall aims and interests and the means of achieving them.
Example
Strategic policies enhance competitiveness.
戦略的な政策は競争力を高めます。
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 /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。
C2 adjective /ˌsuː.pər.ɪˈrɑː.ɡə.tɔːr.i/

supererogatory

過剰
Meaning
Going beyond what is required or expected; more than necessary.
Example
His donation was supererogatory, far beyond what anyone had asked for.
彼の寄付は過剰で、誰もが求めていた以上のものでした。
C2 noun /spliːn/

spleen

脾臓; 怒り
Meaning
an organ in the body that produces lymphocytes and filters blood; also refers to bad temper or spite
Example
He vented his spleen on his coworkers after the meeting.
会議後、彼は同僚に対して怒りをぶつけました。
C1 noun /ˈsəʊdiəm/

sodium

ナトリウム
Meaning
a soft, silver-white chemical element that is highly reactive and found in salt.
Example
Sodium is an essential element for maintaining fluid balance in the body.
ナトリウムは体内の液体バランスを維持するために不可欠な元素です。
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 /ˈseɪf.ti/

Safety

安全
Meaning
condition of being protected from danger, risk, or injury
Example
The company prioritizes workplace safety above all else.
その会社は職場の安全を最優先しています。
B2 adjective /ˈsoʊloʊ/

solo

ソロ
Meaning
performed by one person alone; a single performance
Example
She decided to perform a solo dance at the talent show.
彼女は才能ショーでソロダンスを披露することに決めた。
B2 noun /soʊl/

Sole

足の裏; 靴の底
Meaning
the bottom part of the foot; the bottom part of a shoe
Example
I have a blister on the sole of my foot.
私の足の裏に水ぶくれがあります。
B2 adverb /ˈsɛkʃuəli/

sexually

性的に
Meaning
in a way that relates to or involves sexual activity or feelings
Example
The film was considered too sexually explicit for young audiences.
その映画は若い観客には過度に性的に露骨だと見なされました。
C2 noun /ˈspɛndˌθrɪft/

spendthrift

浪費家
Meaning
A person who spends money extravagantly or wastefully.
Example
The young prince was known as a spendthrift, wasting his fortune on lavish parties.
若い王子は浪費家として知られ、贅沢なパーティーに財産を浪費していた。
C1 noun /ˌsɒl.jʊˈbɪləti/

solubility

溶解度
Meaning
The ability of a substance to dissolve in a solvent.
Example
The solubility of salt in water is high.
塩の水における溶解度は高い。
C1 adjective /spɑːrs/

sparse

まばら
Meaning
thinly scattered or distributed; not dense or abundant
Example
Vegetation was sparse in the desert.
砂漠では植生がまばらだった。
C2 noun ˈsaɪəns ˈdezət

science-desert

科学の砂漠
Meaning
A region or area lacking in scientific development, research facilities, or educational institutions.
Example
J.C. Bose thrived in a science-desert.
J.C. ボースは科学の砂漠で成功を収めました。
C1 noun stɔːrm ɪnˌtensɪfɪˈkeɪʃən

storm intensification

嵐の強化
Meaning
The process by which storms become stronger and more severe in intensity.
Example
Storm intensification is linked to climate change.
嵐の強化は気候変動に関連しています。
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。
C1 verb /ˈsɔːntər/

saunter

Meaning
to walk in a slow, relaxed manner without hurry or effort
Example
We sauntered along the riverside, stopping now and then to watch the boats.
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 /ˈsoʊldʒər/

soldier

兵士
Meaning
a person who serves in an army, especially as a professional fighter
Example
The soldier marched proudly with his unit.
兵士は誇りを持って自分の部隊と共に行進した。
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 adjective /səˈlɪsɪtəs/

solicitous

思いやり
Meaning
showing concern or care for someone's health, happiness, or comfort
Example
She was always solicitous about the well-being of her students.
彼女はいつも学生たちの幸福に気を配っていました。
C1 verb /ˈsaɪdˌstɛp/

sidestep

回避する
Meaning
To avoid something by stepping aside; to evade a problem or question indirectly.
Example
The politician tried to sidestep the difficult question.
政治家はその難しい質問を避けようとした。
A2 noun /stʌf/

stuff

物
Meaning
a collection of things or materials, typically unspecified or uncountable
Example
She packed all her stuff into the suitcase.
彼女はすべての物をスーツケースに詰め込んだ。
B2 noun /ˈsɒlɪtjuːd/

solitude

孤独
Meaning
The state or situation of being alone.
Example
Solitude can provide the opportunity for deep reflection.
孤独は深い反省の機会を提供することができます。
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。
B2 noun sɛlf rɪˈlaɪ.əns

self-reliance

自立
Meaning
Reliance on one's own powers and resources rather than those of others; independence.
Example
Self-reliance helps build confidence.
自立は自信を高めるのに役立ちます。
B2 noun /stəˈtɪstɪks/

statistics

統計
Meaning
the practice or science of collecting and analyzing numerical data
Example
The statistics showed an increase in the number of users last year.
統計は昨年のユーザー数の増加を示しました。
C2 adjective /sʌbˈlɪŋɡwəl/

sublingual

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

supple

柔軟な
Meaning
Easily bending or moving without breaking; flexible and adaptable.
Example
The gymnast’s body was remarkably supple.
その体操選手の体は驚くほど柔軟だった。
B2 noun /ˈsɪmbəl/

Symbol

シンボル
Meaning
a mark or character used as a conventional representation of an object, function, or process
Example
The dove is a symbol of peace.
鳩は平和の象徴です。
A2 noun /ˈsɪŋ.ər/

Singer

歌手
Meaning
a person who sings, especially as a job or profession
Example
The singer performed beautifully at the concert last night.
そのシンガーは昨晩のコンサートで素晴らしいパフォーマンスをしました。
C1 noun /ˈsʌtlti/

subtlety

微妙
Meaning
The quality or state of being subtle.
Example
She understood the subtlety of the situation.
彼女は状況の微妙さを理解しました。
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。
B2 noun /ˈsliːpər/

sleeper

眠っている人；予想外に成功するもの
Meaning
a person or thing that sleeps; something that unexpectedly succeeds
Example
The movie turned out to be a real sleeper hit.
映画は予想外のヒットになった。
C1 noun /ˈslændər/

Slander

中傷
Meaning
the action of making false spoken statements damaging to someone's reputation
Example
The politician sued the newspaper for slander.
政治家は中傷で新聞を訴えた。
B2 adverb /sɪˈvɪərli/

severely

ひどく
Meaning
to a great degree; very seriously or harshly
Example
The patient was severely injured in the accident.
患者は事故でひどく負傷しました。
B2 noun /ˈskʌlp.tʃər/

Sculpture

彫刻; 彫刻によって作られた芸術作品
Meaning
the art of making objects by carving; a work of art made by carving
Example
The museum displays ancient Greek sculpture.
博物館には古代ギリシャの彫刻が展示されています。
B1 noun /ˈʃæd.oʊ/

Shadow

影
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。
B1 noun /ˈsɛtɪŋ/

setting

セット
Meaning
the environment or place where something happens
Example
The setting of the movie was a beautiful beach.
映画の舞台は美しいビーチでした。
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。
A2 adverb /ˈsʌm.deɪ/

someday

いつか
Meaning
at some time in the future
Example
Someday, I want to travel the world.
いつか、私は世界中を旅したい。
B1 adjective ˈsʌb.mə.riːn

submarine

潜水艦
Meaning
Existing, occurring, or used underwater, especially in relation to vessels or cables.
Example
Submarine cables facilitate international communication.
潜水艦ケーブルは国際通信を容易にします。
C1 noun /ˈstætʃuːt/

statute

法律
Meaning
A written law passed by a legislative body.
Example
The new statute protects workers' rights.
新しい法律は労働者の権利を保護します。
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 /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。
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 /ˈsɛm.ɪ.nɑːr/

seminar

セミナー
Meaning
A meeting for discussion or training, especially in an academic setting.
Example
The professor invited all students to attend the seminar on climate change.
教授はすべての学生を気候変動に関するセミナーに招待しました。
A1 pronoun /ˈsʌmwʌn/

someone

誰か
Meaning
a person, but not specifically known or named
Example
Someone left their umbrella in the hallway.
誰かが廊下に傘を忘れました。
C2 noun /ˈseɪnjər/

seignior

封建領主
Meaning
A feudal lord; a man of authority in medieval Europe.
Example
The seignior demanded taxes from the peasants.
封建領主は農民から税金を要求した。
C1 adjective /səbˈsɪd.i.ər.i/

Subsidiary

子会社の; 二次的な; 子会社に関連する
Meaning
less important than the main thing; secondary; of or relating to a subsidiary company
Example
The subsidiary company handles all overseas operations.
子会社はすべての海外業務を管理しています。
A2 adjective /smuːð/

Smooth

スムーズな; 平らな; 困難なし; 流れるように
Meaning
having an even surface; without difficulties; flowing easily
Example
The road was smooth and comfortable to drive on.
道路はスムーズで運転が快適でした。
C1 adjective /səbˈvɜːrsɪv/

subversive

破壊的
Meaning
seeking or intended to undermine or overthrow an established system or authority
Example
The group was banned for its subversive activities.
そのグループは破壊的な活動のために禁止された。
C1 adjective ˌsʌbˈlɪm.ɪ.nəl

subliminal

意識の閾値以下で存在または作用し、無意識に心に影響を与える
Meaning
Existing or operating below the threshold of consciousness; perceived by or affecting someone's mind without their being aware of it.
Example
Advertisements often have subliminal messages.
広告にはしばしばサブリミナルメッセージが含まれています。
A2 noun /saɪz/

size

サイズ
Meaning
the physical dimensions, proportions, or magnitude of something
Example
This shirt is too small in size for me.
このシャツは私にはサイズが小さすぎます。
B2 adjective /ˈsʌt.əl/

subtle

微妙, 軽い, 精密
Meaning
So delicate or precise as to be difficult to analyze or describe; making use of clever and indirect methods.
Example
The artist's use of color was subtle yet powerful.
アーティストの色使いは微妙でありながら力強かった。
B2 noun /ˈspəʊksmən/

spokesman

スポークスマン
Meaning
a person who speaks on behalf of others, especially for a group or organization
Example
The spokesman addressed the crowd during the rally.
スポークスマンは集会中に群衆に向かって話した。
A1 verb /sel/

sell

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

sapience

知恵
Meaning
Wisdom or intelligence.
Example
Her sapience in solving problems earned her the respect of her colleagues.
問題解決における彼女の知恵は、同僚たちの尊敬を集めました。
B2 noun /səˈnɛərioʊ/

scenario

可能な状況
Meaning
a possible situation or sequence of events
Example
The company prepared for the worst-case scenario.
会社は最悪のシナリオに備えました。
C1 noun sælˈveɪʃən

salvation

救済
Meaning
Deliverance from sin and its consequences, believed by Christians to be brought about by faith in Christ.
Example
The story revolves around the theme of salvation.
物語は救いのテーマを中心に展開します。
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。
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 ˈsəʊ.ʃəl ˈdʒʌs.tɪs

social justice

社会的正義
Meaning
Justice in terms of the distribution of wealth, opportunities, and privileges within a society.
Example
Social justice ensures equality of opportunity.
社会的正義は機会の平等を保証します。
C1 noun, verb /slɜːr/

slur

侮辱 / 侮辱的な言葉
Meaning
An insulting remark or suggestion; or to speak indistinctly.
Example
He made a slur against her character.
彼は彼女のキャラクターについて侮辱的な発言をした。
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。
B1 noun sɪˈkjʊə.rɪ.ti

security

セキュリティ
Meaning
The state of being free from danger, threat, or loss.
Example
Food security is essential for human survival.
食料安全は人類の生存にとって不可欠です。
C1 noun /ˈskɛptɪk/

skeptic

懐疑論者
Meaning
A person who doubts or questions accepted beliefs or claims.
Example
The scientist was a skeptic of theories without solid evidence.
その科学者は確固たる証拠のない理論に懐疑的でした。
B2 noun /ˈsikwəns/

Sequence

シークエンス
Meaning
a particular order in which related events, movements, or things follow each other; a set of related events, movements, or things that follow each other in a particular order
Example
The dance sequence was perfectly choreographed.
ダンスのシークエンスは完璧に振り付けられていました。
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。
C2 adjective /ˌsɒpəˈrɪfɪk/

soporific

幸せ
Meaning
tending to induce drowsiness or sleep; causing sleepiness
Example
The professor's lecture was so soporific that half the class fell asleep.
彼女は賞を受け取ったとき、その幸せを隠すことができませんでした。
B2 verb, noun /stæb/

stab

刺す
Meaning
to pierce or wound with a pointed weapon or object
Example
He was stabbed in the back during the altercation.
彼は口論中に背中を刺されました。
B2 noun /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。
A1 noun /ˈsɪstər/

sister

姉 / 妹
Meaning
a female sibling; a girl or woman in relation to other children of her parents
Example
My sister is coming to visit us next week.
私の姉は来週私たちに会いに来ます。
B2 noun/verb /ˈsoʊ.ɪŋ/

sewing

裁縫
Meaning
The activity or skill of joining fabric using a needle and thread
Example
She enjoys sewing her own clothes on weekends.
彼女は週末に自分の服を裁縫するのを楽しみます。
B1 noun /ˈseɪ.lər/

Sailor

船員
Meaning
a person who works on a ship or boat; a member of a navy
Example
The experienced sailor navigated the ship through the storm.
経験豊富な船員が嵐を乗り越えて船を操縦した。
C1 verb /səˈkʌm/

succumb

Meaning
To give in to pressure, temptation, or illness; to yield or fail to resist.
Example
He finally succumbed to his illness after a long struggle.
A1 adverb /soʊ/

so

そんなに
Meaning
to such a degree or extent
Example
She was so happy with the gift.
彼女はプレゼントにとても喜んでいた。
C1 verb /splaɪs/

splice

接続する
Meaning
to join two pieces of rope, film, or other material by weaving or attaching them together
Example
The technician spliced the two wires to restore the connection.
技術者は2本のワイヤーを接続して接続を回復しました。
A2 verb /saɪn/

sign

署名
Meaning
to write your name on something to show agreement or approval; to make a gesture with meaning
Example
Please sign the contract at the bottom of the page.
ページの下部で契約書にサインしてください。
C2 noun səˈtaɪ.ə.ti

satiety

満腹感
Meaning
The feeling of being satisfied or full, especially with regard to food.
Example
High-fiber foods provide longer satiety.
高繊維食品はより長い満腹感を提供します。
B2 adjective /steɪl/

Stale

古くなった; しけた; 新鮮でない
Meaning
no longer fresh; lacking originality or novelty
Example
The bread became stale after sitting out for three days.
パンは三日後に古くなった。
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。