blunderer vs disparagement

blunderer and disparagement both are nouns.

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

blunderer (noun)	disparagement (noun)
someone who makes mistakes because of incompetence	the act of speaking contemptuously of
	a communication that belittles somebody or something