agitate agitation babble beat beat up billow bore breakers broken ground broken water bubble burble chop choppiness chopping sea churn churn up chute cocker cockle comb comber convulse corduroy corduroy road corrugate corrugation crankle crease crimp crimple crinkle crumple dimple dirty water disarrange discompose disquiet disturb eagre excite ferment flurry flutter fret furrow goose bumps goose pimples gooseflesh gravity wave ground swell guggle gurgle heave heavy sea heavy swell hint horripilation knit knot lap lift lop paddle peak perturb perturbate perturbation plash popple pucker purl purse rapid rapids ridge riff riffle rile rimple ripple of applause ripple of laughter rise rivel roil roll roller rough rough water roughen ruck ruckle ruffle rumple sandpaper sault scend sea send shake shake up shirr shoot slosh soupcon splash stir stir up suggestion surf surge swash swell swirl swish tidal bore tidal wave tide wave trill trouble trough tsunami undulate undulation upset wash washboard water wave wave wavelet whip whip up whisk white horses whitecaps wimple work up wrinkle