- [countable]
a sudden change in attitude or behaviour for no obvious reason （态度或行为的）无缘无故突变，反复无常；任性 - [uncountable]
the fact of tending to change your mind suddenly or behave unexpectedly 反复无常；善变
Word Originmid 17th cent.: from French, from Italian capriccio, literally ‘head with the hair standing on end’, hence ‘horror’, later ‘a sudden start’ (influenced by capra ‘goat’, associated with frisky movement), from capo ‘head’ + riccio ‘hedgehog’.