Get the FREE one-click dictionary software for Windows
or the iPhone/iPad and Android apps
Adjective: swollen-headed  'swow-lun'he-did
  1. Characteristic of false pride; having an exaggerated sense of self-importance
    "growing ever more swollen-headed and arbitrary";
    - conceited, egotistic, egotistical, self-conceited, swollen, vain, proud, puffed-up [informal], swellheaded [N. Amer, informal]

See also: proud