ou3
vomit

strokes 14
radical
strokes after radical 11
嗳气呕逆 噯氣嘔逆 ai4 qi4 ou3 ni4
belching and retching counterflow (medical term)

干呕 乾嘔 gan1 ou3
to retch

呕出物 嘔出物 ou3 chu1 wu4
vomitus

呕吐 嘔吐 ou3 tu4
to vomit

呕吐物 嘔吐物 ou3 tu4 wu4
vomit

呕心沥血 嘔心瀝血 ou3 xin1 li4 xue4
lit. to spit out one's heart and spill blood (idiom); to work one's heart out; blood, sweat and tears

呕气 嘔氣 ou4 qi4
variant of 慪氣|怄气

作呕 作嘔 zuo4 ou3
to feel sick; to feel nauseous; to feel disgusted