于呼哀哉 yúhū'āizāi alas Origin Definitions Defs Strokes Stroke Words Sentences Sents 于 於 wū exclamation of admiration or grief (archaic) An exclamation used to express admiration or grief; same as 乌 wū呼 hū verb to shout To cry out; to shout or yell loudly哀哉 āizāi alas used to express deep sorrow or grief; alack