Synonyms of 'egomaniac'
egotistDictionary, boaster, swaggerer
Adam's clever enough, but he's also something of an egomaniac.
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a conceited person
You really are a bighead.
a person who boasts loudly or exaggeratedly; bragger
a swaggering jovial prankster and braggart
Thesaurus for egomaniac from the Collins English Thesaurus
An egomaniac is someone who thinks only of themselves and does not care if they harm other people in order to get what they want .