noble vs grandee

noble and grandee both are nouns.

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

As nouns, grandee is a hyponym of noble; that is, grandee is a word with a more specific, narrower meaning than noble:

noble (noun)	grandee (noun)
a titled peer of the realm	a nobleman of highest rank in Spain or Portugal

noble (adjective)	grandee (adjective)
having or showing or indicative of high or elevated character
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