froth
1. froth \'fro.th\ \'fro.ths, 'fro.thz\ n or froths [ME, fr. ON frotha; akin to OE a-fre-othan to froth] pl 1a: bubbles formed in or on a liquid : FOAM 1b: a foamy slaver sometimes accompanying disease or exhaustion 2: something unsubstantial or of little value 2. froth \'fro.th, 'fro.th\ vt 1: to cause to foam 2: VENT, VOICE 3: to cover with froth : to throw froth out or up : FOAM