gush vs blowup

gush and blowup both are nouns.

Word	Noun	Adjective	Verb	Adverb
gush	Yes	No	Yes	No
blowup	Yes	No	No	No

As nouns, gush and blowup are synonyms defined as:

Other synonyms of gush include ebullition, effusion, outburst.

gush (noun)	blowup (noun)
an unrestrained expression of emotion	a photographic print that has been enlarged
a sudden rapid flow (as of water)	an unrestrained expression of emotion
	a violent release of energy caused by a chemical or nuclear reaction

gush (verb)	blowup (verb)
praise enthusiastically
issue in a jet; come out in a jet; stream or spring forth
gush forth in a sudden stream or jet