rarified vs noble

rarified is not a noun while noble is a noun.

Word	Noun	Adjective	Verb	Adverb
rarified	No	Yes	No	No
noble	Yes	Yes	No	No

rarified (noun)	noble (noun)
	a titled peer of the realm

rarified (adjective)	noble (adjective)
of high moral or intellectual value; elevated in nature or style	having or showing or indicative of high or elevated character
having low density	of or belonging to or constituting the hereditary aristocracy especially as derived from feudal times
	impressive in size, manner, or appearance
	inert especially toward oxygen