egotistical
Definitions
Excessively absorbed in oneself; self-centered.
Exhibiting an inflated sense of self-importance or conceit.
Examples
His egotistical behavior made it difficult for him to maintain long-term friendships.
She found his constant need to talk about his own achievements to be incredibly egotistical.
Synonyms
self-centered narcissistic conceited vain arrogant self-absorbed boastful