foam

noun

  1. 1

    a mass of small bubbles formed in or on a liquid

    the beer had a thick head of foam

  2. 2

    a lightweight material in cellular form; made by introducing gas bubbles during manufacture

verb

  1. 1

    become bubbly or frothy or foaming

    The boiling soup was frothing

    The river was foaming

Synonyms

Also useful for “foam”:Unscrambler