insaneness vs disparagement

insaneness and disparagement both are nouns.

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

insaneness (noun)	disparagement (noun)
obsolete terms for legal insanity	the act of speaking contemptuously of
	a communication that belittles somebody or something