The hard part at the center of an object. Used as in 「リンゴの芯」(apple core) or 「鉛筆の芯」(pencil lead). By extension, it also refers to the essential core of a person's mind or of a matter, and is used in forms such as 「芯が強い」(to have a strong core, i.e., to be mentally tough).
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N2, N4人口じんこう
population. The number of people living in a certain country or town.
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N1真摯しんし
A sincere and earnest attitude. Used in forms like 「真摯に向き合う」「真摯な姿勢」.
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N3真実しんじつ
The truth, with no lies in it.
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N4神社じんじゃ
shrine. A Japanese building where a deity is enshrined.
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N1心情しんじょう
The feelings or inner thoughts a person holds in a given situation. Often used in contexts of empathizing with another's feelings, in forms like 「心情を察する」「複雑な心情」.
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N1神聖しんせい
Free of impurity and so precious that it must not be violated. Used in expressions like 「神聖な場所」, it is often applied to things held sacred in a religious sense.
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N4親切しんせつ
kind. To do something for another person's benefit, wholeheartedly.
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N3新鮮しんせん
Fish or vegetables being fresh. Also used to mean something novel and lively, as in 「新鮮な驚き」 (a fresh surprise).
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N1甚大じんだい
Damage or impact so great that it exceeds ordinary measures. Used in forms like 「甚大な被害」「甚大な影響」, emphasizing the scale of a negative situation.
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N3慎重しんちょう
The state of being careful and not acting rashly. Used in forms like 「慎重に検討する」「慎重な判断」, expressing the careful handling of matters to avoid failure.
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N4心配しんぱい
A feeling of unease from thinking something might not go well. Example: 「けんこうが心配だ」 (worried about one's health).
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N5新聞しんぶん
newspaper. Paper containing the day's news.
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N4新聞社しんぶんしゃ
A company that produces and publishes newspapers.
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N1尽力じんりょく
The act of devoting one's efforts to a particular matter. Often used in formal settings with expressions of gratitude toward others, in forms like 「尽力する」「ご尽力に感謝する」.
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N3図ず
diagram. Something that shows the structure or relationships of things clearly using lines or drawings. Example: 「図で説明する」 (to explain with a diagram).
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N1随一ずいいち
Being the most outstanding within a certain scope. A somewhat formal word used in forms like 「国内随一の規模」「業界随一の実力」, evaluating something as number one among many.
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N4水泳すいえい
swimming. To swim, and the sport of doing so.
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N1遂行すいこう
The act of carrying out an entrusted task or plan to its completion. A formal word used in forms like 「職務を遂行する」「任務を遂行する」 in contexts of completing actions involving responsibility. It is read 「すい・こう」; note that 「遂」 is read 「すい」.
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N1随時ずいじ
Meaning "whenever needed" rather than at a fixed time. A somewhat formal word used in forms like 「随時受け付ける」「随時更新する」 in contexts where there is no fixed timing and response is given upon request.
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N1衰弱すいじゃく
The weakening of physical strength and energy to the point of being unable to function as before. A formal word used in forms like 「衰弱が進む」「体が衰弱する」 in contexts where bodily functions decline due to illness, age, or fatigue.
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N1随所ずいしょ
Meaning "everywhere" or "here and there." A somewhat formal word used in forms like 「随所に工夫が見られる」「随所に配置する」 in contexts referring to things commonly seen in many places.
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N4水道すいどう
The facility that brings water to homes. Water coming out of a faucet.
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N1随伴ずいはん
The act of accompanying a principal person or matter. A formal word used in forms like 「大臣に随伴する」「随伴現象」 in official or academic contexts. It is read 「ずいはん」; note that 「随」 is voiced as 「ずい」.
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N1睡魔すいま
An expression likening overpowering drowsiness to a demon. A somewhat formal word used in forms like 「睡魔に襲われる」「睡魔と闘う」, personifying the sleepiness that comes when one does not wish to sleep.
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N5水曜日すいようび
Wednesday. A day of the week. The day after Tuesday.
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N5吸うすう
Inhale; smoke. Taking breath or cigarette smoke into the body through the mouth or nose. 「たばこを吸う」(smoke a cigarette).
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N4数学すうがく
mathematics. The subject in which one studies numbers and calculation.
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N1崇高すうこう
Meaning noble, sacred, and spiritually elevated. A formal word used in forms like 「崇高な理念」「崇高な使命」, in contexts praising abstract values such as ideals, spirit, or character.
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N3数字すうじ
numeral. A character used to represent a number. 1, 2, 3, etc. Also used to mean things related to calculation or statistics, as in 「数字に強い」 (good with numbers).
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N1趨勢すうせい
The direction in which things are heading, or the overall flow. A formal word used in forms like 「時代の趨勢」「世界の趨勢に従う」 referring to large currents rather than individual events. It is read 「すうせい」, with 「趨」 as 「すう」.
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N1崇拝すうはい
The act of revering and worshipping deities or great figures from the heart. A formal word used in forms like 「英雄を崇拝する」「崇拝の対象」, in religious contexts or with strong reverence. It carries deeper respect than mere fondness.
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N1末頼もしいすえたのもしい
「末」means the future or what lies ahead. The expression means that the future is promising and great expectations can be placed on someone or something. Used when evaluating young people or things that have just begun, with the meaning "the road ahead is something to look forward to." Used in expressions like 「末頼もしい若手」 and 「末頼もしい活躍」, this is a somewhat formal phrase used in situations that suggest a person's future growth.
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N1据えるすえる
The act of placing an object or person in a particular position or status so that it remains fixed. Used in forms like 「腰を据える」「社長に据える」 for both physical placement and abstract assignment. A formal word with the implication of bringing something into a settled, stable state.
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N1透かすすかす
A verb meaning to create gaps so that one can see through, or to hold something up to the light to see what is inside. Used in expressions like 「紙を透かして見る」 and 「枝を透かす」. Here it is read as 「す」, not 「とう」.
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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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N1すがるすがる
A verb meaning to grip something firmly to support one's body. The original meaning is to rely on something physically, as in 「手すりにすがる」. By extension, it means to entrust both body and mind to something one can depend on, in a situation one cannot manage by one's own strength. Used in expressions like 「望みにすがる」 and 「神にすがる」, in contexts that carry desperation and urgency.
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N5好きすき
like. A feeling of liking something. The antonym is 「嫌い」 (dislike).
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N4過ぎるすぎる
To pass a time or place. Example: 「えきを過ぎる」 (to pass a station). Also used to mean an excessive degree, as in 「食べ過ぎる」 (to eat too much).
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N1鋤くすく
The act of turning over field soil with the farming tool called 「鋤」. An agricultural term referring to tilling the earth for cultivation, used in forms like 「畑を鋤く」. It is read 「すく」 and differs in usage from homophones such as 「漉く」「梳く」「透く」.
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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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N4, N5すぐすぐ
immediately. A state of something happening without delay. Example: 「すぐ来ます」 (I'll come right away).
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N1巣食うすくう
The act of birds or insects making a nest and dwelling there. From this it also extends to bad thoughts or evil forces taking root inside. A somewhat formal word often used metaphorically, in forms like 「疑念が心に巣食う」「組織に巣食う不正」.
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N4少ないすくない
A state where a number or amount is small. The antonym is 「多い」 (many).
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N1少なからずすくなからず
Meaning that the degree or amount is too significant to ignore. A formal way of saying 「かなり」「相当」, used in contexts expressing the magnitude of emotion or impact, in forms like 「少なからず驚いた」「少なからず影響を受けた」.
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N4凄いすごい
A state where the degree of something is very great. Used both positively and negatively. Example: 「凄いあめ」 (tremendous rain).
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N5少しすこし
a little. A state where an amount or number is small. The antonym is 「たくさん」 (a lot).
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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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N1健やかすこやか
Sound and healthy in body and mind. Often used in wishes for children's growth, as in 健やかに育つ (grow up healthy).
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N1凄まじいすさまじい
Means far beyond the ordinary in degree, to an overwhelming extent. Used to emphasize the intensity of natural phenomena, emotions, momentum, and so on, as in 「凄まじい勢い」 and 「凄まじい音」. Can be used in both positive and negative senses. Also often written in hiragana as 「すさまじい」.
This word has different meanings and uses at each level
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