narcissist:1

noun
nar*cis*sist \ ˈnär-sə-sist \
1917
  • an individual showing symptoms of or affected by narcissism: such as
  • an extremely self-centered person who has an exaggerated sense of self-importance; also : a person affected with narcissistic personality disorder
  • a person who is overly concerned with his or her physical appearance

narcissist:2

adjective
narcissist \
1934
  • of, relating to, or characterized by narcissism : narcissistic
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