He becomes hyperactive and impish as he grows up.
As an impish journalist, he always favored the ephemeral.
She ultimately concluded that the episode ranks as more impish than admirable.
He began by being impish and then went on to be offensively irresponsible, and it was only in his closing remarks that he really dealt with any constructive suggestions.
I wish to ask a rather impish question.
I have taken a rather impish delight in watching the division of opinion which exists.
He had too much, as has been said, of an impish sense of humour for that.
His remarks owe more to his impish side than to his responsible side.