Spume

1. (n.) Frothy matter raised on liquids by boiling, effervescence, or agitation; froth; foam; scum.

2. (v. i.) To froth; to foam.

Thesaurus Entries

aerate, air, beat, breakers, bubble, chaff, chip, cobweb, collar, cork, cream, down, dust, ether, fairy, feather, flue, fluff, foam, froth, fuzz, gossamer, head, lather, mantle, meringue, mote, mousse, offscum, plash, puff, scud, scum, sea foam, shower, slosh, soapsuds, souffle, sparge, spatter, spindrift, splash, splatter, sponge, spoondrift, spray, sprinkle, stinging, straw, sud, suds, surf, swash, thistledown, whip, whisk, white water, yeast