軽けい浮ふMeanings1nounfickle; frivolousRare literary word for a person or behavior that is shallow, unreliable, or lacking seriousness. Not used in everyday speech.彼かれの軽けい浮ふな態たい度どに周しゅう囲いは呆あきれていた。People were exasperated by his frivolous attitude.