swellheadedness
/ˈswɛlˌhɛdɪdnəs/
noun
- The state or quality of being conceited or having an exaggerated sense of one's own importance.
- His swellheadedness caused him to lose the respect of his teammates.
- The manager's swellheadedness made it impossible for anyone to give him honest feedback.
- Success can sometimes lead to swellheadedness if you're not careful.
Antonyms