functional vs utilitarian

functional is not a noun while utilitarian is a noun.

Word	Noun	Adjective	Verb	Adverb
functional	No	Yes	No	No
utilitarian	Yes	Yes	No	No

functional (noun)	utilitarian (noun)
	someone who believes that the value of a thing depends on its utility

functional (adjective)	utilitarian (adjective)
designed for or capable of a particular function or use	having a useful function
involving or affecting function rather than physiology	having utility often to the exclusion of values
relating to or based on function especially as opposed to structure
(of e.g. a machine) performing or capable of performing
designed for or adapted to a function or use
fit or ready for use or service