belittle vs disgrace

belittle is not a noun while disgrace is a noun.

Word	Noun	Adjective	Verb	Adverb
belittle	No	No	Yes	No
disgrace	Yes	No	Yes	No

As verbs, disgrace is a hyponym of belittle; that is, disgrace is a word with a more specific, narrower meaning than belittle:

belittle (noun)	disgrace (noun)
	a state of dishonor

belittle (verb)	disgrace (verb)
lessen the authority, dignity, or reputation of	damage the reputation of
express a negative opinion of	reduce in worth or character, usually verbally
cause to seem less serious; play down	bring shame or dishonor upon