deflate vs decrease

deflate is not a noun while decrease is a noun.

Word	Noun	Adjective	Verb	Adverb
deflate	No	No	Yes	No
decrease	Yes	No	Yes	No

As verbs, decrease is a hypernym of deflate; that is, decrease is a word with a broader meaning than deflate:

Other hypernyms of deflate include diminish, fall, lessen.

deflate (noun)	decrease (noun)
	the act of decreasing or reducing something
	the amount by which something decreases
	a change downward
	a process of becoming smaller or shorter

deflate (verb)	decrease (verb)
become deflated or flaccid, as by losing air	decrease in size, extent, or range
reduce or cut back the amount or availability of, creating a decline in value or prices	make become smaller
produce deflation in
reduce or lessen the size or importance of
release contained air or gas from
collapse by releasing contained air or gas