Personality means, 'the combination of characteristics or qualities that form an individual's distinctive character.' by google. meaning. it's basically the qualities and characteristics that make up a person.
A few influences on personality include past experiences, family, friends, celebrities, opinions, and goals for the future.
Symptoms of a personality disorder, more specifically BPD, include
-odd, erratic behavior
-social anxiety
-flat responce/inappropriate
-preferring to be alone
-fear of abandonment
-unstable relationships
-extreme emotional swings