also: いたづら
いたずらする · noun or participle which takes 'suru'
| Form | Positive | Negative |
|---|---|---|
| Dictionary | いたずらする | いたずらしない |
| Polite | いたずらします | いたずらしません |
| Past polite | いたずらしました | いたずらしませんでした |
| Past | いたずらした | いたずらしなかった |
| Te-form | いたずらして | いたずらしないで |
| Desire | いたずらしたい | いたずらしたくない |
| Potential | いたずらできる | いたずらできない |
| Passive | いたずらされる | いたずらされない |
| Causative | いたずらさせる | いたずらさせない |
| Causative passive | いたずらさせられる | いたずらさせられない |
| Volitional | いたずらしよう | |
| Polite volitional | いたずらしましょう | |
| Imperative | いたずらしろ | いたずらするな |
| Conditional | いたずらすれば | いたずらしなければ |
| Tara conditional | いたずらしたら | いたずらしなかったら |
noun, noun or participle which takes 'suru', transitive verb, intransitive verb
The basic sense: playful or troublesome mischief, a prank, or a practical joke. Often used as いたずらをする or いたずらする.
Someone played a prank by ringing the doorbell and running away.
Even if it was a child's mischief, we cannot just laugh it off.
Na-adjective use, especially for a mischievous child, expression, smile, or look. It can sound playful rather than severely critical.
She gave a mischievous smile.
Our cat is naughty and quickly climbs up onto the shelves.
noun, noun or participle which takes 'suru', transitive verb
Humble, self-effacing use for one's own pastime or amateur pursuit. It is rare and old-fashioned compared with the ordinary word 趣味.
“I only compose haiku as a modest pastime” is an old-fashioned, self-effacing way to describe a hobby.
noun, noun or participle which takes 'suru', transitive verb
play with; mess around with; tamper with
Used when someone fiddles with an object, tool, device, setting, or dangerous item in a careless or unauthorized way.
I put the lighter up on a shelf so the child would not play with it.
Please do not tamper with the computer settings without permission.
noun, noun or participle which takes 'suru', intransitive verb
sexual misconduct; molestation; sexual assault
Euphemistic use, especially in reports, for lewd acts or sexual assault. It can soften or obscure the seriousness of the act, so translate according to context.
A man was arrested on suspicion of sexually assaulting a girl.
The younger brother played a prank on his older sister.
He was a mischievous child.
Someone tampered with the vending machine.
The woman was molested on the train.
I set up a prank on my friend.
Someone made a prank call.
趣味 is the everyday, neutral word for a hobby, while いたずら in this sense is a rare, old-fashioned, self-effacing way to refer to one's own pastime.
いじる is the common verb for fiddling or tinkering with something out of curiosity, while いたずら(する) implies doing so carelessly or without authorization.
いたずら names the specific prank or mischievous act, while 腕白 describes a child's overall lively, naughty character.
悪戯 emphasizes mischief or pranks that can cause trouble, whereas 巫山戯 is more general lighthearted fooling around.
悪戯 emphasizes mischief or pranking with a hint of naughtiness, while 戯れ is gentler and can also suggest flirtation rather than mischief.
Katakana spelling; often used for visual emphasis, titles, or a slightly casual feel.
Old/search-only kanji form; not a normal modern spelling.