uncase vs undress

uncase is not a noun while undress is a noun.

Word	Noun	Adjective	Verb	Adverb
uncase	No	No	Yes	No
undress	Yes	No	Yes	No

As verbs, uncase and undress are synonyms defined as:

Other synonyms of uncase include discase, disrobe, peel, strip, strip down, unclothe.

uncase (noun)	undress (noun)
	partial or complete nakedness

uncase (verb)	undress (verb)
get undressed	get undressed
	remove (someone's or one's own) clothes