betrayer vs disparagement

betrayer and disparagement both are nouns.

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

betrayer (noun)	disparagement (noun)
a person who says one thing and does another	the act of speaking contemptuously of
one who reveals confidential information to the police or other authority	a communication that belittles somebody or something