蠕动 rúdòng to wriggle Origin Definitions Defs Strokes Stroke Words Sentences Sents 蠕 rú noun to wriggle (bound form) to wriggle; to squirm or crawl slowly like a worm or caterpillar动 動 dòng verb to move To change position or status; to set something in motion or displace it; to touch; to alter or modify.