* "The egotistical CEO refused to acknowledge the contributions of his team, taking all the credit for himself." (This sentence emphasizes the CEO's self-centeredness and lack of recognition for others.)
* "Her constant boasting and need for attention made her seem egotistical and out of touch with reality." (This sentence describes someone who is excessively self-absorbed and lacks humility.)
* "Despite his impressive resume, his egotistical nature made him a difficult person to work with." (This sentence highlights how someone's inflated sense of self can negatively impact their relationships.)
* "The book's main character is a highly egotistical artist who believes his work is superior to everyone else's." (This sentence uses "egotistical" to describe a character trait within a story.)
Remember, "egotistical" is a negative term, implying excessive self-importance and a lack of concern for others.