不実|ふじつfujitsu[1]atamadaka (head-high)

Common
Definitions
  1. na-adjective, no-adjectiveperfidiousness; faithlessness; inconstancy; insincerity; falsehood
    彼かれは彼女かのじょの不実ふじつをたしなめた。↗
    He chided her for her unfaithfulness.
Conjugation
Plain form不実(ふじつ)
Polite (desu)不実です(ふじつです)
Negative (dewa nai)不実ではない(ふじつではない)
polite (dewa arimasen)不実ではありません(ふじつではありません)
Past (datta)不実だった(ふじつだった)
Past negative (dewa nakatta)不実ではなかった(ふじつではなかった)
Te form (de)不実で(ふじつで)
Adverbial (ni)不実に(ふじつに)
Conditional (nara)不実なら(ふじつなら)

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

Synonyms & antonyms
  • Synonym不誠実ふせいじつNeutralNeutral word for dishonesty or insincerity; more common than 「不実」, which adds a nuance of heartlessness or faithlessness in love.
  • Synonym不忠ふちゅうNeutralDisloyalty to a lord, one's country, an organization, etc.; can also mean dishonesty. Centers on loyalty, without the heartless nuance of 「不実」.
  • Synonym不忠実ふちゅうじつNeutralBreaking faith or loyalty; fits organizations and partners alike. Close to 「不実」, but only 「不実」 can also mean contrary to the facts.
  • Related嘘うそNeutralThe everyday word for a lie, most common in speech. Unlike 「不実」, it carries no nuance of heartlessness.
  • Related虚偽きょぎWrittenFalsehood or insincerity; written/formal prose. Unlike 「不実」, it has no nuance of heartlessness.
  • Related裏切りうらぎりNeutralBetrayal as an act itself, toward friends, organizations, or lovers; 「不実」 describes an insincere character or attitude.
  • Related偽りいつわりNeutralA lie or falsehood; unlike 「不実」, it has no nuance of heartlessness.
  • Related虚言きょげんWrittenThe variant 「虚言」 likewise means empty talk or lies; written/formal prose, without the heartless nuance of 「不実」.
  • Related空言そらごとWrittenEmpty talk or lies; written/formal prose. Unlike 「不実」, it has no nuance of heartlessness or faithlessness in love.
  • Related偽言ぎげんWrittenFalse or lying words; written/formal prose. Unlike 「不実」, it has no nuance of heartlessness.
  • Related譎詐きっさWrittenDeception or fabrication; written/formal prose and archaic. Unlike 「不実」, it has no nuance of heartlessness.
  • Related妄語もうごWrittenLying or false speech; 「不妄語」, one of the five Buddhist precepts, is the vow to refrain from it. Unlike 「不実」, no heartless nuance.
  • Related詐偽さぎWrittenUntruth or falsehood; written/formal prose. Unlike 「不実」, it has no nuance of heartlessness.
  • Antonym誠実せいじつNeutralAntonym: honesty and sincerity; the direct opposite of the dishonest 「不実」.
  • Antonym実直じっちょくNeutralAntonym: honest, steady, and down-to-earth; the opposite of 「不実」.

Use 「不実」 for being dishonest or heartless and faithless toward people, or for what is not factual, as in 「不実な男」. For plain dishonesty say 「不誠実」; for lies, 「嘘」 or 「偽り」; for betrayal, 「裏切り」. The antonym is 「誠実」.

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

Japanese definitions
  1. 誠実せいじつでないこと。
  2. 事実じじつでないこと。
Kanji in this word

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