undulate Synonyms

roll wave riffle ripple cockle ruffle flap surge sway swell spiral snake slither sinuate shake swing toss rise and fall ebb and flow flaps wobble wind wavy waving waved vibrate undulatory undulant move to and fro rolling flow flexuous curved curve curl coil circumrotary billow bend beat fluctuate flutter rock rippling rippled quiver pulsate pulsating palpitate oscillate