不吉|ふきつfukitsu[0]heiban (flat)

JLPT N1approx.Common
Definitions
  1. na-adjective, nounominous; sinister; unlucky; inauspicious
    13日にちの金曜日きんようびは不吉ふきつな日ひだと言いわれている。↗
    It is said that Friday the 13th is an unlucky day.
Conjugation
Plain form不吉(ふきつ)
Polite (desu)不吉です(ふきつです)
Negative (dewa nai)不吉ではない(ふきつではない)
polite (dewa arimasen)不吉ではありません(ふきつではありません)
Past (datta)不吉だった(ふきつだった)
Past negative (dewa nakatta)不吉ではなかった(ふきつではなかった)
Te form (de)不吉で(ふきつで)
Adverbial (ni)不吉に(ふきつに)
Conditional (nara)不吉なら(ふきつなら)

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

Synonyms & antonyms
  • Synonym縁起の悪いえんぎのわるいNeutralIdiomatic phrase for bad omens and ill luck, very common in speech; 「不吉」 is the more concise, written-style option.
  • Related忌まわしいいまわしいNeutralMeans detestable or abhorrent, and can also mean ill-omened; 「不吉」 stays focused on the ominous sign itself.
  • Related禍々しいまがまがしいWrittenWritten-style word for sinister, ill-omened things with an eerie, creepy feel; 「不吉」 describes the omen more objectively.
  • Related不祥ふしょうWrittenWritten-style word for inauspiciousness and bad luck; its compound 「不祥事」 means scandal, while 「不吉」 focuses on the omen itself.
  • Antonym幸運こううんNeutralGood luck and fortune; the opposite of unlucky 「不吉」.
  • Antonym吉きちNeutralGood fortune, the direct opposite of ominous 「不吉」, as in 「大吉」.

Use 「不吉」 for bad omens and ill-omened things, as in 「不吉な予感」 or 「不吉な数字」. In speech say 「縁起が悪い」; for an eerie, sinister feel use 「禍々しい」; for scandal say 「不祥事」; 「忌まわしい」 adds disgust. Antonyms: 「吉」, 「幸運」.

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

Japanese definitions
  1. 縁起えんぎが悪わるいこと。幸先さいさきが良よくないこと。また、そのさま。
Kanji in this word
English equivalents
See also

JLPT vocabulary levels are community estimates, not official (no official lists have been published since the 2010 revision).

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