Synonyms: Blueblood, Socialite
Aristocrat is an Archetype, it is a special kind of Feat. A character can only have one Archetype in total. Apart from that, Archetypes are like normal Feats and may be taken at character creation or on any level up. On your sheet, mark Aristocrat as one of your Feats and add all Feats gained separately.
You have a particularly prestigious title from Knight to Viscount and own a large piece of land.
Your are also well versed in the art of political intrigue and you probably follow the inquisition for your own gains.
Your character gains the Noble Feat.
He also gains two Feats of his choice in this list :
Note that not all high ranking nobles have this feat and the character may de facto be a high ranking noble without having it.