swollen-headed
swollen-headed — adjective
1. too proud of your own abilities or importance, especially after receiving praise
too proud of your own abilities or importance, especially after receiving praise or success
After winning the science prize, Renata became swollen-headed and stopped listening to her lab partner.
become swollen-headed after + achievement
Wei turned swollen-headed when his manager praised his presentation in front of the whole office.
turn swollen-headed when + praise event
Sivan was too swollen-headed to admit she had made a simple mistake in the report.
Jude's friends found him swollen-headed after he got into the top university.
Months of praise made Anjali swollen-headed, and she began ignoring her coaches' advice.
- conceited
more general and formal; not always tied to a recent success
- big-headed
very close informal synonym; slightly more common in British English
- arrogant
broader and more permanent trait of feeling superior to others