Nobody liked him because he was so haughty, he always thinks that he's better than everyone else.
Yes.
The haughty ways she displayed her work turned off her peers. The haughty ways he displayed his work turned off his peers.
He walked about with the sense of grandeur but she was right through his haughty demeanor.
"disdainful", "imperious", "lordly", "overbearing", "prideful", "sniffy", "supercilious" and "swaggering"