slur vs disparagement

slur and disparagement both are nouns.

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

As nouns, disparagement is a hypernym of slur; that is, disparagement is a word with a broader meaning than slur:

Other hypernyms of slur include depreciation, derogation.

slur (noun)	disparagement (noun)
a blemish made by dirt	the act of speaking contemptuously of
a disparaging remark	a communication that belittles somebody or something
(music) a curved line spanning notes that are to be played legato

slur (verb)	disparagement (verb)
become vague or indistinct
utter indistinctly
speak disparagingly of; e.g., make a racial slur
play smoothly or legato