misbehave
verb
[ mɪsbɪˈheɪv ]
• (of a person, especially a child) fail to conduct oneself in an acceptable way; behave badly.
• "Josh misbehaved, pushing his food off the table"
Similar:
behave badly,
be misbehaved,
be bad,
be naughty,
be disobedient,
get up to mischief,
get up to no good,
misconduct oneself,
forget oneself,
be guilty of misconduct,
be bad-mannered,
show bad/poor manners,
be rude,
fool around,
carry on,
act up,
Opposite:
behave oneself,