disparagement vs slowness

disparagement and slowness both are nouns.

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

disparagement (noun)	slowness (noun)
the act of speaking contemptuously of	a rate demonstrating an absence of haste or hurry
a communication that belittles somebody or something	lack of normal development of intellectual capacities
	unskillfulness resulting from a lack of training