Noun
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a mass of small bubbles formed in or on a liquid
"the beer had a thick head of foam"
Verb
-
exude or expel foam
"the angry man was frothing at the mouth"
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make froth or foam and become bubbly
"The river foamed"
-
become bubbly or frothy or foaming
"The boiling soup was frothing"
"The river was foaming"
"Sparkling water"
- form bubbles