悪戯

From 徒 (itazura, “useless, vain”).[1]

The kanji are jukujikun (熟字訓), from 悪 (“evil, bad”) + 戯 (“frolic”).

• (Irregular reading)
  • (Tokyo) いたずら [ìtázúrá] (Heiban – [0])[1]
  • IPA^(key): [ita̠zɨᵝɾa̠]

悪戯 (shinjitai kanji, kyūjitai kanji 惡戲, hiragana いたずら, rōmaji itazura, historical hiragana いたづら)

1. tease, prank, trick, practical joke, mischief
   • 1906, Natsume Sōseki, Botchan‎:

     :

     この外 (ほか)いたずらは大分 (だいぶ)やった。

     Konohoka itazura wa daibu yatta.

     Besides the above, I did many other mischiefs.

2. playing with (a lighter, for example), tampering with, fooling around with, messing around with
3. hobby, pastime
4. action that is a considered a misconduct (Can we verify⁽⁺⁾ this sense?)
5. sexual assault, molestation, rape

• This term is often spelled in hiragana.

From the on'yomi reading of the ateji spelling.

• On’yomi
  • (Tokyo) あ​くぎ [áꜜkùgì] (Atamadaka – [1])[1]
  • IPA^(key): [a̠kɯ̟ᵝɡʲi]

悪戯 (shinjitai kanji, kyūjitai kanji 惡戲, hiragana あくぎ, rōmaji akugi)

1. Same as いたずら (itazura) above.