disparagement vs ineptness

disparagement and ineptness both are nouns.

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

disparagement (noun)	ineptness (noun)
the act of speaking contemptuously of	the quality of having the wrong properties for a specific purpose
a communication that belittles somebody or something	unskillfulness resulting from a lack of training