Read Edit View history 废寝 fèiqǐn forgo sleep Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 废寝/廢寢 · fèiqǐn · forgo sleep 2026/03/12 废寝 / 廢寢 fèiqǐn forgo sleep to forgo sleep due to being busy or focused on something 他为了赶项目，废寝忘食。 idiom created sense Mar 12, 2026, 04:35 AM