涾沱 tàtuó rolling water Origin Definitions Defs Strokes Stroke Words Sentences Sents 涾 tà opaque (segment carries no independent meaning) (bound form) (bound form) only used in the word 涾沱 tàtuó沱 tuó opaque (segment carries no independent meaning) heavy rain (bound form) the appearance of heavy rain or surging water, specifically in the compound 滂沱 pāngtuó