foam
[noun]
Synonyms:
- froth, bubbles, head, lather, spray, spume, suds
[verb]
Synonyms:
- bubble, boil, effervesce, fizz, froth, lather

[TahlilGaran] English Synonym Dictionary ▲

I. foam¹ /fəʊm $ foʊm/ noun [uncountable]
[Language: Old English; Origin: fam]

1. (also foam rubber) a type of soft rubber with a lot of air in it, used in furniture:
a foam mattress

2. a mass of very small bubbles on the surface of a liquid Synonym : froth:
The sea was covered in foam.

3. a substance which is like a very thick soft liquid with a lot of bubbles in it:
Firefighters using water and foam are still tackling the blaze.
shaving foam
—foamy adjective

[TahlilGaran] Dictionary of Contemporary English ▲

II. foam² verb [intransitive]

1. to produce foam:
The green water splashed and foamed over the rocks.

2. be foaming at the mouth
a) to have bubbles coming out of your mouth because you are very ill
b) informal to be very angry

[TahlilGaran] Dictionary of Contemporary English ▲