arrogant, bumptious, cavalier, chesty, haughty, high-and-mighty, high-handed, high-hat, highfalutin (also hifalutin), huffish, huffy, imperious, important, lofty, lordly, masterful, overweening, peremptory, pompous, presuming, presumptuous, pretentious, self-assertive, sniffy, supercilious, superior, uppish, uppity;
complacent, conceited, egocentric, egoistic (also egoistical), egotistic (or egotistical), narcissistic, prideful, proud, self-affected, self-applauding, self-centered, self-complacent, self-conceited, self-pleased, self-satisfied, smug, stuck-up;
Seen and Heard
What made you want to look up self-asserting? Please tell us where you read or heard it (including the quote, if possible).