disparagement vs mocker

disparagement and mocker both are nouns.

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

disparagement (noun)	mocker (noun)
the act of speaking contemptuously of	long-tailed grey-and-white songbird of the southern United States able to mimic songs of other birds
a communication that belittles somebody or something	someone who jeers or mocks or treats something with contempt or calls out in derision