swollen-headed
/ˌswəʊ.lənˈhed.ɪd/ (bre, ipa) · /ˌswoʊ.lənˈhed.ɪd/ (ame, ipa)
swollen-headed — adjective
1. behaving as though you are better or cleverer than other people, usually without
behaving as though you are better or cleverer than other people, usually without good reason
After winning the school prize, Omar became swollen-headed and stopped helping his classmates.
become + swollen-headed
Renata's swollen-headed remarks about her salary made the whole table uncomfortable.
Feng was too swollen-headed to admit the mistake was his.
The team lost because their swollen-headed captain refused to listen to anyone else.
Camille wished her brother would stop acting so swollen-headed around her friends.
- conceited
more formal; often about appearance or abilities
- arrogant
stronger; implies a sense of entitlement over others
- big-headed
informal, very close synonym; more common in British English
- vain
focuses more on appearance than intelligence