effervescing vs foamy

effervescing and foamy both are adjectives.

Word	Noun	Adjective	Verb	Adverb
effervescing	No	Yes	No	No
foamy	No	Yes	No	No

As adjectives, effervescing and foamy are synonyms defined as:

effervescing and foamy: emitting or filled with bubbles as from carbonation or fermentation

Other synonyms of effervescing include bubbling, bubbly, foaming, frothy, spumy.

effervescing (adjective)	foamy (adjective)
emitting or filled with bubbles as from carbonation or fermentation	emitting or filled with bubbles as from carbonation or fermentation
	producing or covered with lathery sweat or saliva from exhaustion or disease