Example : Heir to a lordly fortune.
Of august lineage.

Synonyms : august, grand

Example : Some economists are disdainful of their colleagues in other social disciplines.
Haughty aristocrats.
His lordly manners were offensive.
Walked with a prideful swagger.
Very sniffy about breaches of etiquette.
His mother eyed my clothes with a supercilious air.
A more swaggering mood than usual.

Synonyms : disdainful, haughty, imperious, overbearing, prideful, sniffy, supercilious, swaggering