noun

excessive pride in oneself.

he was puffed up with conceit

vanity,narcissism,conceitedness,self-love,self-admiration,self-adulation,self-regard,egotism,egoism,egocentricity,egomania,pride,arrogance,hubris,boastfulness,cockiness,self-importance,immodesty,self-satisfaction,smugness,complacency,amour propre,big-headedness,swollen-headedness,uppishness,uppitiness,vainglory