無心|むしんmushin[0]heiban (flat)

Common
Definitions
  1. no-adjective, na-adjectiveinnocence
  2. no-adjective, Buddhismmind free of obstructive thoughts; detachment; no-mind
  3. no-adjectiveinsentient
  4. noun, suru verb, transitive verbpestering (someone for money, etc.); asking; begging; request
Conjugation
Dictionary form無心する(むしんする)
Polite (masu)無心します(むしんします)
Negative (nai)無心しない(むしんしない)
polite (masen)無心しません(むしんしません)
classical zu / nu無心せず・無心せぬ(むしんせず・むしんせぬ)
Past (ta)無心した(むしんした)
polite (mashita)無心しました(むしんしました)
Past negative (nakatta)無心しなかった(むしんしなかった)
polite (masen deshita)無心しませんでした(むしんしませんでした)
Te form無心して(むしんして)
Potential無心できる(むしんできる)
Passive無心される(むしんされる)
Causative無心させる(むしんさせる)
Causative passive無心させられる(むしんさせられる)
Conditional (ba)無心すれば(むしんすれば)
tara無心したら(むしんしたら)
Volitional無心しよう(むしんしよう)
polite (mashou)無心しましょう(むしんしましょう)
Imperative無心しろ(むしんしろ)

Common forms generated by rule; see the senses for honorific or irregular usage.

Synonyms & antonyms
  • Synonym無邪気むじゃきNeutralInnocent and free of ill intent, said mostly of children; 「無心」 is about a mind free of distracting thoughts, absorbed in something, as in 「無心に遊ぶ」.
  • Synonym純真じゅんしんWrittenWritten/formal prose for a pure, untainted heart—an inner quality; it does not describe the absorbed state of 「無心」.
  • SynonymイノセントNeutralLoanword for innocent or naive, leaning toward the sense of being blameless and free of guilt.
  • Synonym天真爛漫てんしんらんまんWrittenWritten/formal four-character idiom for artless innocence, leaning toward a cheerful, unrestrained personality.
  • Related純朴じゅんぼくWrittenWritten/formal. Simple and unpretentious, said mostly of unsophisticated country folk.
  • Related初々しいういういしいNeutralFresh and unsullied, untouched by worldly experience; fits newcomers, brides and the like; 「無心」 is about absorbed, single-minded focus.
  • Related純情じゅんじょうWrittenWritten/formal. A pure, innocent heart, also used of pure-heartedness in love; 「無心」 is the state of a mind free of distracting thoughts.
  • Related天真てんしんWrittenWritten/formal. Natural and unpretentious; usually appears in the set phrase 「天真爛漫」.
  • Antonym意識的いしきてきNeutralConscious and deliberate; the opposite of the thought-free absorption of 「無心」.
  • Antonym有心うしんWrittenWritten/formal. In waka poetics, having depth of feeling and meaning; the opposite of 「無心」.

For a mind free of distracting thoughts, absorbed in what you are doing, use 「無心」, as in 「無心に絵を描く」. For innocence or naivety, use 「無邪気」. Note that 「無心」 also has a begging-for-money sense, as in 「金を無心する」. For deliberate, intentional action use 「意識的」.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

Japanese definitions
  1. 考かんがえ、思慮しりょ、分別ぶんべつがないこと。
  2. 連歌れんがで無心むしん連歌れんがのこと。
  3. 狂歌きょうかのこと。
  4. 無邪気むじゃきなこと。邪念じゃねんのないこと。
  5. (植物しょくぶつ・鉱物こうぶつのように)意志いしや感情かんじょうを持もたないこと。
  6. 金品きんぴんをねだること。
Kanji in this word
English equivalents
See also

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