pare vs decrease

pare is not a noun while decrease is a noun.

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

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

Other hypernyms of pare include lessen, minify.

pare (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

pare (verb)	decrease (verb)
decrease gradually or bit by bit	decrease in size, extent, or range
remove the edges from and cut down to the desired size	make become smaller
cut small bits or pare shavings from
remove the skin from