honorable vs noble

honorable is not a noun while noble is a noun.

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

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

honorable (adjective)	noble (adjective)
worthy of being honored; entitled to honor and respect	having or showing or indicative of high or elevated character
not disposed to cheat or defraud; not deceptive or fraudulent; marked by truth	of or belonging to or constituting the hereditary aristocracy especially as derived from feudal times
deserving of esteem and respect	impressive in size, manner, or appearance
adhering to ethical and moral principles	inert especially toward oxygen