unsavory vs savory

unsavory is not a noun while savory is a noun.

Word	Noun	Adjective	Verb	Adverb
unsavory	No	Yes	No	No
savory	Yes	Yes	No	No

unsavory (noun)	savory (noun)
	either of two aromatic herbs of the mint family
	an aromatic or spicy dish served at the end of dinner or as an hors d'oeuvre
	any of several aromatic herbs or subshrubs of the genus Satureja having spikes of flowers attractive to bees
	dwarf aromatic shrub of Mediterranean regions

unsavory (adjective)	savory (adjective)
morally offensive	morally wholesome or acceptable
not pleasing in odor or taste	having a pleasant taste
	having an agreeably pungent taste