aristocratic vs patrician

aristocratic is not a noun while patrician is a noun.

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

As adjectives, aristocratic and patrician are synonyms defined as:

aristocratic and patrician: belonging to or characteristic of the nobility or aristocracy

Other synonyms of aristocratic include aristocratical, blue-blooded, blue, gentle.

aristocratic (noun)	patrician (noun)
	a member of the aristocracy
	a person of refined upbringing and manners

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