Excite, Ferment, Flurry, Flutter, Fret, Furrow, Gurgle, Heave, Hint, Knit, Knot, Lap, Lift, Lop, Paddle, Peak, Perturb, Perturbation, Purl, Purse, Rapid, Rapids, Ridge, Riff, Riffle, Rile, Rise, Roll, Roller, Rough, Roughen, Ruck, Ruffle, Rumple, Sandpaper, Sea, Send, Shake, Shoot, Slosh, Splash, Stir, Suggestion, Surf, Surge, Swell, Swirl, Swish, Trill, Trouble, Trough, Tsunami, Undulate, Undulation, Upset, Wash, Washboard, Wave, Wavelet, Whip, Whisk, Wimple, Wrinkle, Agitate, Agitation, Babble, Beat, Billow, Bore, Breakers, Bubble, Burble, Chop, Churn, Chute, Cockle, Comb, Comber, Convulse, Corduroy, Crease, Crimp, Crinkle, Crumple, Dimple, Disquiet, Disturb