egotist

/ˈiːɡoʊtɪst/
noun
  1. A person who talks too much about themselves and thinks they are more important than others.
    • She's such an egotist that she expects everyone to praise her for every small thing she does.
    • The famous actor was known as an egotist who never asked about anyone else's life.
    • Nobody wanted to sit next to the egotist at lunch because he only talked about his own achievements.
Antonyms