Common noun; Noun or participle which takes the aux. verb suru; Transitive verb; Intransitive verb

mischief; prank; trick; practical joke

Adjectival nouns or quasi-adjectives (keiyodoshi)

mischievous; naughty

Humble; Common noun; Noun or participle which takes the aux. verb suru; Transitive verb

pastime; hobby

Common noun; Noun or participle which takes the aux. verb suru; Transitive verb

playing with (e.g. a lighter); fooling around with; messing around with; amusing oneself with; tampering with

Euphemistic; Common noun; Noun or participle which takes the aux. verb suru; Intransitive verb

lewd behaviour; sexual misconduct; sexual assault; molestation; rape

to jest; to joke; to play the fool; to talk foolishly

to act indecently; to be silly over

nonsense; silly talk; drivel; rubbish

idiot; dummy; joker; fool; trickster

idiot; dummy; joker; fool; trickster

joke; jest