反复不常 fǎnfùbùcháng fickle Origin Definitions Defs Strokes Stroke Words Sentences Sents 反复 反復 fǎnfù adjective to change one's mind to change one's mind frequently; to be inconsistent or undependable; unstable (of weather, opinions, etc.)不常 bùcháng adverb seldom not often; rarely