noble vs noble-minded

noble is a noun but noble-minded is not a noun.

Word	Noun	Adjective	Verb	Adverb
noble	Yes	Yes	No	No
noble-minded	No	Yes	No	No

noble (noun)	noble-minded (noun)
a titled peer of the realm

noble (adjective)	noble-minded (adjective)
having or showing or indicative of high or elevated character	of high moral or intellectual value; elevated in nature or style
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