gushing vs demonstrative

gushing is not a noun while demonstrative is a noun.

Word	Noun	Adjective	Verb	Adverb
gushing	No	Yes	No	No
demonstrative	Yes	Yes	No	No

gushing (noun)	demonstrative (noun)
	a pronoun that points out an intended referent

gushing (adjective)	demonstrative (adjective)
extravagantly demonstrative	given to or marked by the open expression of emotion
uttered with unrestrained enthusiasm	serving to demonstrate
flowing profusely