adjective

naughty

Behaving badly or disobeying rules, especially in a playful way.

The naughty puppy steals a sock and runs away.

Etymology

Naughty is built on naught, meaning nothing. It earlier suggested worthlessness or badness, then softened into the familiar description of mischievous or disobedient behavior.

More examples

  • She gives a naughty grin before hiding her brother's hat.
  • The children get naughtier when they are tired.
  • Drawing on the wall is naughty, even with washable markers.

Forms

naughty · naughtier · naughtiest

naughtiness noun — Bad behavior, often playful or disobedient.

Similar words

mischievous
Suggests playful troublemaking rather than direct disobedience to rules.
disobedient
Emphasizes refusing to follow instructions, without suggesting playful intent.