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ALL LEVELS・N1–N5
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4,238words (N1–N5 total)
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N1
一挙両得
いっきょりょうとく
Gaining two benefits at once through a single action. Used in contexts of praising that one effort or one creative idea yields multiple results. Mostly used in the form 「〜は一挙両得だ」.
AI-generated translation
N3
一瞬
いっしゅん
instant. A very short time, like the blink of an eye. Example: 「一瞬の出来事」 (a momentary event), 「一瞬迷った」 (hesitated for a moment).
AI-generated translation
N3
一生
いっしょう
lifetime. The span from birth to death. Example: 「一生の思い出」 (a memory for a lifetime), 「一生忘れない」 (to never forget for the rest of one's life).
AI-generated translation
N4
一生懸命
いっしょうけんめい
The state of doing something with all one's effort. It is used as in 「一生懸命に勉強する」, and the form without 「に」 is also common. It originally came from 「一所懸命」, which arose from the way people long ago risked their lives to defend a single piece of land. Today it is normally written as 「一生懸命」.
AI-generated translation
N1
一新
いっしん
Renewing old things and making them entirely new. Used in scenes of greatly recreating an organization's structure or policy, or a shop's interior. Used as in 「心機一新」 or 「陣容を一新する」. Has the nuance of changing the whole rather than partial improvement.
AI-generated translation
N1
一心
いっしん
Concentrating one's heart on a single thing. Used in forms like 「一心に」 or 「〜したい一心で」. Expresses a state of devoting one's whole mind to one purpose or object and working at it without looking aside.
AI-generated translation
N1
一掃
いっそう
Removing all unwanted or undesirable things at once. Used as in 「不正を一掃する」 or 「在庫を一掃する」 in scenes of clearing away together what remains over a wide area. A formal written word.
AI-generated translation
N1
一帯
いったい
A wide expanse covering a whole area. Used as in 「この一帯」 or 「山麓一帯」, referring to a single bundled geographical extent.
AI-generated translation
N3
一体
いったい
Being a single unified whole. Example: 「チームが一体となる」 (the team becomes united), 「一体感」 (a sense of unity). Also has a usage for emphasizing a question, as in 「一体どうしたの？」 (what on earth happened?), which is usually written in hiragana in that sense.
AI-generated translation
N1
逸脱
いつだつ
Deviating from the original scope or rules. Used in cases of departing from a defined path, such as rules, procedures, or topics. Used as in 「議論が逸脱する」 or 「職務から逸脱する」. A word used in formal style.
AI-generated translation
N3
一致
いっち
For two or more things to match exactly. Example: 「意見が一致する」 (opinions agree), 「指紋が一致する」 (fingerprints match).
AI-generated translation
N1
一致団結
いっちだんけつ
Many people uniting in spirit and joining forces toward the same goal. 「一致」 means that thoughts or opinions match exactly, and 「団結」 means that members of a group come together and bond closely; combining the two emphasizes the strength of that unity. It is used almost exclusively in the forms 「一致団結して」 and 「一致団結し」, as in 「住民が一致団結して反対運動を起こす」, and is rarely used on its own as a noun.
AI-generated translation
N1
一朝一夕
いっちょういっせき
A four-character compound expressing a brief time, a very short period. Often used in the form 「一朝一夕には成らない」 in contexts of saying that achieving something takes a long time. The typical pattern is to use it with negative expressions.
AI-generated translation
N3
一般
いっぱん
general. Being widely ordinary rather than special. Example: 「一般の人」 (ordinary people), 「一般的な考え方」 (a common way of thinking). The antonym is 「特殊」 (special/particular).
AI-generated translation
N1
逸品
いっぴん
A particularly outstanding item rarely seen even among many. Used as in 「天下の逸品」 or 「まさに逸品だ」 to praise items recognized as having high value, such as antiques, dishes, or works of art.
AI-generated translation
N1
一変
いっぺん
A state or appearance up to that point completely changing. Used as in 「態度が一変する」 or 「風景が一変した」 in scenes where before and after differ greatly within a short time. A formal written word.
AI-generated translation
N3
一方
いっぽう
One side. Example: 「道の一方」 (one side of the road). In the form 「一方で」, it is used to contrast a different aspect, as in 「安い。一方で品質は落ちる」 (It's cheap. On the other hand, the quality is lower). Also used to mean something proceeding only in one direction, as in 「増える一方だ」 (it just keeps increasing).
AI-generated translation
N4
いつまでも
いつまでも
forever. A state of continuing on without end. Example: 「いつまでもわすれない」 (I will never forget, forever).
AI-generated translation
N1
逸話
いつわ
An interesting episode about a person that is not widely known in the world. Used as in 「有名な逸話」 or 「こんな逸話が残っている」, applied to short stories that convey an unexpected aspect of a person.
AI-generated translation
N1
遺伝
いでん
Characteristics and traits of the parents' bodies being passed on to their children and grandchildren. Used as in 「遺伝する」 or 「遺伝的な病気」, applied to the biological phenomenon of transmission from parent to child.
AI-generated translation
N1, N2
移転
いてん
To move one's home, office, or the like to another location; also, for a right or the like to be transferred to another party.
AI-generated translation
N4
田舎
いなか
countryside. A quiet place away from a big city. Also used to mean the place where one was born.
AI-generated translation
N1
否む
いなむ
Denying and not acknowledging facts, demands, or proposals. Particularly often used in the form 「否めない」, expressing situations in which one cannot deny something even if one wanted to. A word used in formal style.
AI-generated translation
N3
命
いのち
life. That which is the basis of a living thing being alive. Example: 「命を守る」 (to protect a life), 「命にかかわる病気」 (a life-threatening illness). Also used as a metaphor for the most precious thing, as in 「この写真は私の命だ」 (this photo is my life).
AI-generated translation
N4
祈る
いのる
pray. To ask a deity, etc., for a wish to come true. Also used to wish for someone's happiness or success, as in 「ごうかくを祈っています」 (praying for your success/passing).
AI-generated translation
N3
違反
いはん
violation. Not following a law or rule. Example: 「交通違反」 (traffic violation), 「ルールに違反する」 (to violate a rule).
AI-generated translation
N1
威風堂々
いふうどうどう
A state of being dignified, imposing, and impressive. Used in scenes that leave a strong impression on viewers, such as a person's bearing, a procession, or the appearance of a building. Used in the forms 「威風堂々と〜する」 or 「威風堂々たる〜」.
AI-generated translation
N3
衣服
いふく
clothing. A formal way of saying clothes. In everyday conversation, 「服」 is used, while 「衣服」 is used in written language.
AI-generated translation
N1
異変
いへん
An unusual and undesirable change or event. Used as in 「体に異変が起きる」 or 「気候の異変」, often implying an unexpected bad change. It carries the implication not of mere change but of an abnormality to be wary of.
AI-generated translation
N3
居間
いま
living room. The room where a family usually gathers to spend time. Nearly the same as 「リビング」. Has the same reading as 「今」 (now), so context is needed to distinguish them.
AI-generated translation
N1
戒める
いましめる
Cautioning oneself or others not to repeat mistakes, or strictly disciplining oneself or others. Used as in 「油断を戒める」 or 「子を戒める」. A formal word used in moral and instructive contexts.
AI-generated translation
N1
忌まわしい
いまわしい
A state so ominous and unpleasant that even recalling it is repugnant. Used for painful events from the past or matters of bad omen, as in 「忌まわしい記憶」 or 「忌まわしい事件」. A formal word expressing rather strong negative emotion.
AI-generated translation
N1
意味深長
いみしんちょう
Behind a surface meaning lies a deeper implication or hidden sense. Used in the forms 「意味深長な〜」 or 「〜は意味深長だ」 in scenes where remarks, expressions, or texts cannot be interpreted simply.
AI-generated translation
N1
卑しい
いやしい
A state in which one's character or actions are low and lacking in dignity. Used for strong attachment to money or food, or for cowardly behavior, as in 「卑しい目つき」 or 「卑しい根性」. A word accompanied by strong critical evaluation.
AI-generated translation
N1
威容
いよう
An imposing and dignified figure or appearance that overwhelms the viewer. Used for people, buildings, mountains, or warships, and employed in formal contexts like 「威容を誇る」 or 「威容を示す」.
AI-generated translation
N3
以来
いらい
since. Continuing without interruption from that time up to now. Example: 「卒業以来会っていない」 (haven't met since graduation). Used only for past events, not for the future.
AI-generated translation
N3
依頼
いらい
request. To ask someone to do a job, etc. Example: 「仕事を依頼する」 (to commission work), 「依頼を受ける」 (to receive a request). A more formal way of saying 「たのむ」, used in business.
AI-generated translation
N3
いらいら
いらいら
A state in which things do not go as one wishes, causing restlessness. Example: 「渋滞でいらいらする」 (to be irritated by traffic congestion). Usually written in hiragana, or sometimes in katakana (イライラ).
AI-generated translation
N1
苛立つ
いらだつ
A state in which one's feelings cannot settle and become irritated because matters are not going as one wishes. Often used for situations of being kept waiting, such as traffic jams, delays, or the slow reactions of others. The noun form 「苛立ちを隠せない」 is also frequently used.
AI-generated translation
N3
医療
いりょう
medical care. A word covering the whole of treating illness and injury. Example: 「医療機関」 (medical institution), 「医療費」 (medical expenses).
AI-generated translation
N1
威力
いりょく
An overwhelming strength or power. Refers to the destructive or impactful force exerted on others by weapons, natural phenomena, or organizations. Used as in 「威力を発揮する」 or 「台風の威力」.
AI-generated translation
N1
異論
いろん
A different thought or opposing opinion against a certain view or claim. Used as in 「異論がある」 or 「異論を唱える」 to show that there is a different perspective on something. There is also the fixed expression 「異論はない」, which expresses complete agreement.
AI-generated translation
N4
祝う
いわう
celebrate. To rejoice together in something good, such as a birthday or passing an exam.
AI-generated translation
N3
印刷
いんさつ
printing. To transfer letters or pictures onto paper, etc. Example: 「資料を印刷する」 (to print documents).
AI-generated translation
N3
印象
いんしょう
impression. The feeling one gets from a person or thing. Example: 「第一印象」 (first impression), 「印象に残る」 (to leave a lasting impression).
AI-generated translation
N3
引退
いんたい
retirement. For an athlete, etc., to stop that job or role. Example: 「現役を引退する」 (to retire from active competition).
AI-generated translation
N3
引用
いんよう
quotation. To use another person's words or writing within one's own speech or writing. Example: 「本の一節を引用する」 (to quote a passage from a book).
AI-generated translation
N3
飲料
いんりょう
beverage. A formal way of saying drink. Used for products or in written language, as in 「清涼飲料水」 (soft drink).
AI-generated translation
N4
植える
うえる
plant. To put a tree or flower into the soil and grow it. Example: 「にわに木を植える」 (to plant a tree in the garden).
AI-generated translation
N1
右往左往
うおうさおう
A state of dashing this way and that in confusion, not knowing what to do. A four-character compound used as in 「人々が右往左往する」 in scenes where many people run about in confusion in the face of a sudden event.
AI-generated translation
Vocabulary data on this site is based on the JMdict/EDICT project (© Electronic Dictionary Research and Development Group, CC BY-SA 4.0). JLPT level classification is our own assessment using AI (Claude) and is not an official JLPT standard.