opportunist vs disparagement

opportunist and disparagement both are nouns.

Word	Noun	Adjective	Verb	Adverb
opportunist	Yes	Yes	No	No
disparagement	Yes	No	No	No

opportunist (noun)	disparagement (noun)
a person who places expediency above principle	the act of speaking contemptuously of
	a communication that belittles somebody or something

opportunist (adjective)	disparagement (adjective)
taking immediate advantage, often unethically, of any circumstance of possible benefit