bumptious

adjective

Irritatingly self-assertive.

SYNONYMS

affectedarrogantcockyconceitedcondescendingdomineeringegotisticegotisticalforwardfull of oneselfgrandiosehaughtyimperiousoverbearingoverweeningpatronizingpompouspontificatingpresumptuousproudpuffed uppushyself-assertiveself-importantsententioussnootystiffstruttingsuperciliousswaggeringswollen-headeduppishuppityvain