behaving in a proud, superior way; (of behaviour etc) showing too much pride in oneself and too little thought for others

having exaggerated self-opinion

showing contempt

arrogant, insolent

put forward as dogmas; (of a person, statement) expressing opinions in an arrogant way

dictatorial, opinionated

having or showing a high opinion of oneself

arrogant

full of, showing (too much) self-importance

arrogant, egotistic

(behaving) like a snob

haughty

snobbish

arrogant