swollen-headed swollen-headed /ˈswəʊlən ˈhɛdɪd/

adjective

1. Characteristic of false pride; having an exaggerated sense of self-importance  ( conceited , egotistic , egotistical , self-conceited , swollen , swollen-headed , vain , puffed-up [Informal] , swellheaded [Informal, N. American] )
   characteristic of false pride; having an exaggerated sense of self-importance
    A conceited fool
   a conceited fool
    An attitude of self-conceited arrogance
   an attitude of self-conceited arrogance
    An egotistical disregard of others
   an egotistical disregard of others
    So swollen by victory that he was unfit for normal duty
   so swollen by victory that he was unfit for normal duty
    Growing ever more swollen-headed and arbitrary
   growing ever more swollen-headed and arbitrary
    Vain about her clothes
   vain about her clothes