A manner of acting without restraint, with no concern for the trouble caused to others. A colloquial word expressing negative evaluation of someone who unhesitatingly demands or acts without regard for others, used in forms like 「図々しい態度」「図々しく頼む」.
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N2据え置きすえおき
To place something in a designated spot and leave it there without moving it. By extension, it means to keep fees, prices, systems, and the like unchanged. Used in expressions like 「据え置き型エアコン」, 「料金据え置き」, and 「金利据え置き」. A formal word used in economic and administrative contexts, expressing a deliberate decision not to change something even when a change is expected.
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N2据え付けるすえつける
The act of fixing machines or equipment in their designated position. Used in forms like 「エアコンを据え付ける」「機械を据え付ける」 in contexts of installing large, hard-to-move items. It carries the implication that once installed, it is not easily moved.
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N3姿すがた
The overall visible form or appearance of a person or thing. Example: 「後ろ姿」 (a view from behind). Also used to mean being present somewhere, as in 「姿を消す」 (to disappear).
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N3空くすく
to become less crowded, to get hungry. For the people or things inside to decrease so that space opens up. It is used for a decrease in people, as in "電車が空く" (the train becomes less crowded), and also for becoming hungry as food in the stomach decreases, as in "おなかが空く". The same "空く" read as "あく" becomes a different word meaning that a seat or room becomes empty.
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N2優れるすぐれる
The state of having abilities or qualities at a higher level than others. A somewhat formal word used in forms like 「優れた才能」「景色が優れている」 to evaluate ability, quality, or condition highly. The negative form 「優れない」 can also indicate poor physical condition.
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N3過ごすすごす
To spend time living. Example: 「休日を家で過ごす」 (to spend a holiday at home). A person using time is 「過ごす」, while time passing by on its own is 「過ぎる」; they are used as in 「休日を過ごす」 versus 「休日が過ぎる」.
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N2筋書きすじがき
Originally a word referring to the script or synopsis of a play. By extension, it refers to a plan or course of events envisioned in advance. Often used in expressions like 「筋書き通りに進む」 and 「筋書きが狂う」, in contexts discussing whether actual circumstances match the planned course of events.
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N3勧めるすすめる
recommend. To tell someone that it would be good to do something. Example: 「入会を勧める」 (to recommend joining). When recommending a person or a book, it can also be written 「薦める」. Note the distinction from the homophone 「進める」 (to move forward).
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N2, N3進めるすすめる
To move something forward. Example: 「車を進める」 (to move a car forward). Also used to mean carrying something to a further stage, as in 「計画を進める」 (to advance a plan). A person moving something forward is 「進める」, while something moving forward on its own is 「進む」; they are used as in 「計画を進める」 versus 「計画が進む」. Note the distinction from the homophone 「勧める」 (to recommend to someone).
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N2巣立つすだつ
A verb meaning that a baby bird grows up, leaves the nest, and flies away. By extension, it means a child leaving their parents to become independent, or a young person graduating from school and entering society. Used in expressions like 「子どもが巣立つ」 and 「学び舎から巣立つ」, in contexts of moving from a sheltered place to an independent life.
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N3頭痛ずつう
headache. Having a pain in one's head. Example: 「頭痛がする」 (to have a headache). There is also the expression 「頭痛の種」 (a source of worry).
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N3すっかりすっかり
completely. Entirely, with nothing left out. Example: 「すっかり忘れていた」 (had completely forgotten). Also used to mean a state having completely changed, as in 「すっかり秋になった」 (it has completely become autumn).
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N2すっきりすっきり
The state of being free of clutter or worries and feeling pleasantly organized. A colloquial adverb used in forms like 「部屋がすっきりする」「頭がすっきりする」 for both physical tidiness and mental refreshment.
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N3既にすでに
already. A state in which something has already ended or begun by that time. Mostly used in written language; in spoken language, 「もう」 is normal.
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N3素直すなお
A personality or attitude that is straightforward and accepts what others say as it is. Example: 「素直に謝る」 (to apologize sincerely/without resistance).
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N2ずばりずばり
The state of striking at the core in one go without indirection. Used in forms like 「ずばり言い当てる」「ずばり指摘する」 in contexts of avoiding vague expressions and pointing directly at the essence. A colloquial word emphasizing the sharpness of speech or questions.
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N3全てすべて
all. Every single one, with nothing left out. Example: 「全てを話す」 (to tell everything). Also often written in hiragana as 「すべて」.
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N3滑るすべる
For one's foot to slip on a slick surface and nearly fall. Example: 「みちがこおって滑る」 (the road is frozen and slippery).
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N2澄ますすます
(1) To make something clear by removing what clouds it. As in 「水を澄ます」, that is, turning something muddy into a clean state. (2) In the form 「耳を澄ます」, to concentrate so as to catch even the faintest sound. Used as in 「物音がしないか耳を澄ます」. (3) To put on airs and take a prim, affected attitude. 「澄ました顔」.
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N2, N3済ますすます
To bring something to a finish. Example: 「用事を済ます」 (to finish an errand). Also used to mean making do with something simple, as in 「昼食はパンで済ます」 (to have just bread for lunch). The form 「済ませる」 is also commonly used with the same meaning. A person finishing something is 「済ます」, while a matter coming to an end is 「済む」; they are used as in 「用事を済ます」 versus 「用事が済む」.
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N2速やかすみやか
The manner of doing things quickly and without delay. A formal word used in forms like 「速やかに対応する」「速やかな処置」 in administrative, work, or medical contexts requiring prompt action.
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N2ずらりずらり
The state in which many things or people are lined up in a row or spread across an area. A colloquial adverb used in forms like 「ずらりと並ぶ」「ずらりと揃う」, simultaneously impressing visual breadth and large quantity.
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N3〜N5するする
To do a certain thing. Example: 「べんきょうする」 (to study), 「しごとをする」 (to work).
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N3ずるいずるい
A state of using an unfair method to benefit only oneself. Example: 「ずるい方法」 (an unfair method). Written with the kanji 「狡い」, but since this kanji is not used in daily life, it is written in hiragana.
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N3鋭いするどい
sharp. Having a fine, pointed edge that cuts well. Example: 「鋭い刃物」 (a sharp blade). Also used to mean having excellent mental or sensory ability, as in 「鋭い指摘」 (a sharp/incisive observation). The antonym is 「鈍い」 (dull).
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N2精鋭せいえい
Personnel carefully selected for their outstanding ability. A formal word used in forms like 「精鋭部隊」「精鋭を集める」, referring to elite individuals chosen from a larger group.
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N2, N3性格せいかく
personality. Characteristics shown in how a person feels and acts. Example: 「明るい性格」 (a cheerful personality). Note the distinction from the homophone 「正確」 (accurate).
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N3正確せいかく
accurate. Being correct with no mistakes. Example: 「正確な情報」 (accurate information). Note the distinction from the homophone 「性格」 (personality).
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N2正規せいき
Conforming to officially established rules. 「正規雇用」. The paired opposite word is 「非正規」.
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N3世紀せいき
century. A way of counting eras in units of 100 years. Example: 「21世紀」 (the 21st century).
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N2制御せいぎょ
To control and adjust a machine or a matter so that it moves as intended.
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N3税金ぜいきん
tax. Money paid to the state or a municipality. Example: 「税金を払う」 (to pay taxes).
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N3制限せいげん
limit. To set a fixed range or amount as a boundary that should not be exceeded. Example: 「速度制限」 (speed limit), 「制限時間」 (time limit).
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N3成功せいこう
success. For something to go well as intended. Example: 「実験に成功する」 (to succeed in an experiment). The antonym is 「失敗」 (failure).
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N2清算せいさん
(1) To properly settle and close out a debt or financial relationship. 「借金を清算する」. (2) To thoroughly settle and end a past relationship. 「過去を清算する」. Distinguished from 「精算」 (to recalculate an amount in detail), which has the same reading.
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N2生死せいし
Life and death. Used in serious situations involving someone's life, as in 「生死にかかわる」.
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N3性質せいしつ
A characteristic inherently possessed by a person or thing. For people, it is close to 「性格」 (personality), but 「性質」 can also be used for objects, as in 「水に溶けやすい性質」 (a property of dissolving easily in water).
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N2成熟せいじゅく
The state in which fruits, people, or societies have fully developed into a completed state. A formal word used in forms like 「社会の成熟」「人格の成熟」「成熟した判断」, expressing the endpoint of development over time.
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N2斉唱せいしょう
The act of many people singing or reciting the same song or words in unison. A formal word used in forms like 「国歌斉唱」「校歌を斉唱する」 in official settings such as ceremonies or assemblies.
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N1, N2精神せいしん
The workings of the human mind and consciousness; the mental side as opposed to the body. 精神的に疲れる (mentally tired). Also means the idea at the root of something, as in チームの精神 (the team's spirit).
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N3成人せいじん
adult. To become an adult. Also, a person who has become an adult. In Japan, one becomes an adult from age 18.
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N3成績せいせき
The result of study, work, a match, etc. Example: 「成績が上がる」 (grades/results improve).
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N2ぜいたくぜいたく
The act of living extravagantly by spending money and goods beyond one's status or needs. Used in forms like 「ぜいたくな暮らし」「ぜいたくを言う」, referring to consumption beyond one's means or excessive demands.
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N3成長せいちょう
growth. For a person or living thing to grow and become bigger. Example: 「子どもの成長」 (a child's growth). Also used to mean an economy or company growing larger, as in 「経済成長」 (economic growth).
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N3青年せいねん
A young person around 20 years old. Especially often used for males. Example: 「青年時代」 (one's youth).
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N3政府せいふ
government. The organization that carries out the politics of a country. Example: 「日本政府」 (the Japanese government).
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N3制服せいふく
uniform. Clothing that is decided to be worn at a school, company, etc.
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N3生物せいぶつ
Living things overall, including animals and plants. When read 「なまもの」, it means food that has not been cooked.
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N3性別せいべつ
gender. The distinction between male and female. Example: 「性別を問わない」 (regardless of gender).
This word has different meanings and uses at each level
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