Narcissist:
An obvious self-focus in interpersonal exchanges
Problems distinguishing the self from others (see narcissism and boundaries)
Hypersensitivity to any insults or imagined insults (see criticism and narcissists, narcissistic rage and narcissistic injury).
Vulnerability to shame rather than guilt.
Haughty body language.
Flattery towards people who admire and affirm them (narcissistic supply).
Detesting those who do not admire them (narcissistic abuse).
Using other people without considering the cost of doing so.
Pretending to be more important than they actually are.
Bragging (subtly but persistently) and exaggerating their achievements.
Claiming to be an "expert" at many things.
Inability to view the world from the perspective of other people.
Denial of remorse and gratitude.
https://en.wikipedia.org/wiki/Narcissism