Impish/ˈɪmpɪʃ/ Definition 1 of 2Pro Tip 1/3Playfully Troublesome Use 'impish' when someone causes mild trouble or irritation but remains endearing or likeable. The boy's impish behavior kept the classroom lively. Pro Tip 2/3Innocent Charm 'Impish' often carries a notion of innocence, unlike 'naughty' which might imply a bit more intent. His impish antics made us laugh rather than scold. Pro Tip 3/3Subtle Humor An 'impish' action or remark is usually subtly humorous, not obvious or slapstick comedy. Her impish comment left us chuckling quietly.