nobility vs baronetage

nobility and baronetage both are nouns.

Word	Noun	Adjective	Verb	Adverb
nobility	Yes	No	No	No
baronetage	Yes	No	No	No

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

Other hyponyms of nobility include noblesse, baronage, peerage, knighthood, samurai.

nobility (noun)	baronetage (noun)
the quality of elevation of mind and exaltation of character or ideals or conduct	the state of a baronet
a privileged class holding hereditary titles	the collective body of baronets
the state of being of noble birth