imperious

Adjective

• having or showing arrogant superiority to and disdain of those one views as unworthy
  • 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- W.L.Shirer
    

Related words

• Synonyms: 
  disdainful , haughty , lordly , overbearing , prideful , sniffy , supercilious , swaggering