Descriptive:
* Her narcissistic personality made it difficult for her to consider anyone else's needs.
* The CEO's narcissistic behavior alienated many employees.
* He was so narcissistic that he couldn't see his own flaws.
In relation to Narcissistic Personality Disorder:
* She was diagnosed with narcissistic personality disorder after years of struggling with her self-image.
* Some people with narcissistic personality disorder can be difficult to live with.
* The therapist explained the signs of narcissistic personality disorder to the concerned family members.
Figurative:
* The narcissistic display of wealth and extravagance left a sour taste in everyone's mouth.
* His narcissistic yearning for attention was obvious to everyone in the room.
Remember, using the word "narcissistic" should be done with sensitivity and care, as it can be considered a serious and offensive label.