苦于 kǔyú to suffer from Definitions Defs Origin Strokes Stroke Words Sentences Sents kǔyú to suffer from 苦 kǔ to suffer from to be troubled by a specific condition or situation; to feel distressed by something于 於 yú preposition because of Indicates a reason, cause, or purposekǔyú more painful than 苦 kǔ adjective bitter having a sharp, pungent taste like that of coffee or unsweetened cocoa; the opposite of 甜 tián于 於 yú preposition than Used after a word describing a quality to indicate comparison