retard vs disparagement

retard and disparagement both are nouns.

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

retard (noun)	disparagement (noun)
a person of subnormal intelligence	the act of speaking contemptuously of
	a communication that belittles somebody or something

retard (verb)	disparagement (verb)
lose velocity; move more slowly
cause to move more slowly or operate at a slower rate
slow the growth or development of
be delayed