disparagement vs ineptitude

disparagement and ineptitude both are nouns.

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

disparagement (noun)	ineptitude (noun)
the act of speaking contemptuously of	having no qualities that would render it valuable or useful
a communication that belittles somebody or something	unskillfulness resulting from a lack of training