杞天之虑 Definitions Defs Origin Strokes Stroke Words Sentences Sents 杞人之忧 (杞人之憂) Qǐrénzhīyōu groundless fears idiom unfounded or unnecessary anxiety or worry about things that are unlikely to happen
杞人之忧 (杞人之憂) Qǐrénzhīyōu groundless fears idiom unfounded or unnecessary anxiety or worry about things that are unlikely to happen
