지나치게 자만하거나 자신에게만 몰두하며 타인을 배려하지 않는 성향의
Excessively conceited or absorbed in oneself; characterized by a belief that one is superior to others.
예문:
"The director's egotistical behavior made it difficult for the cast to work together."
"He was so egotistical that he only talked about his own achievements during the date."
"An egotistical attitude can often alienate friends and colleagues."