patrician vs prince

patrician and prince both are nouns.

Word	Noun	Adjective	Verb	Adverb
patrician	Yes	Yes	No	No
prince	Yes	No	No	No

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

patrician: a member of the aristocracy
prince: a male member of a royal family other than the sovereign (especially the son of a sovereign)

patrician (noun)	prince (noun)
a member of the aristocracy	a male member of a royal family other than the sovereign (especially the son of a sovereign)
a person of refined upbringing and manners

patrician (adjective)	prince (adjective)
belonging to or characteristic of the nobility or aristocracy
befitting a person of noble origin