殷殷 yīnyīn earnest Origin Definitions Defs Strokes Stroke Words Sentences Sents yīnyīn earnest · sorrowful · abundant 殷 yīn reduplication flourishing (bound form) flourishing; abundant; wealthy; many; numerousyīnyīn rumbling 殷 yǐn reduplication roll of thunder (literary) used to describe the sound of thunder or a shaking vibration