naughty in Polish
naughty in Polish
niegrzeczny
Mischievous; tending to misbehave or act badly (especially of a child). [from 17th c.]
nieposłuszny
Mischievous; tending to misbehave or act badly (especially of a child). [from 17th c.]
psotny
Mischievous; tending to misbehave or act badly (especially of a child). [from 17th c.]