Someone who has his or her moments exhibits a positive behavior pattern on an occasional basis but not generally.
have one's moments
have one's moments Also, have its moments. Experience or undergo brief periods of distinction. For example, It wasn't an outstanding performance, but it had its moments, or “Even a mailman has his moments” (Saturday Evening Post, April 9, 1927). [Early 1900s]
An moments idiom dictionary is a great resource for writers, students, and anyone looking to expand their vocabulary. It contains a list of words with similar meanings with moments, allowing users to choose the best word for their specific context.
類似の言葉の辞書、別の表現、同義語、イディオム イディオム moments