Wordnet 3.0
ADJECTIVE (1)
1. 
 characteristic of false pride; 
 having an exaggerated sense of self-importance; 
- Example: "a conceited fool"- Example: "an attitude of self-conceited arrogance"- Example: "an egotistical disregard of others"- Example: "so swollen by victory that he was unfit for normal duty"- Example: "growing ever more swollen-headed and arbitrary"- Example: "vain about her clothes"[syn: conceited, egotistic, egotistical, self-conceited, swollen, swollen-headed, vain]
WordNet (r) 3.0 (2006):
swollen-headed
    adj 1: characteristic of false pride; having an exaggerated
           sense of self-importance; "a conceited fool"; "an
           attitude of self-conceited arrogance"; "an egotistical
           disregard of others"; "so swollen by victory that he was
           unfit for normal duty"; "growing ever more swollen-headed
           and arbitrary"; "vain about her clothes" [syn:
           conceited, egotistic, egotistical, self-
           conceited, swollen, swollen-headed, vain]