1. Histrionic personality disorder
-seeking attention by being overly dramatic or sexually provocative
-easily influenced by people
-extremely sensitive to criticism or disapproval
2. How To Safely Talk about Pain from Your Past
You have to remember that a therapist is trained to hear about trauma and knows how to respond. Your partner might not - they might get angry - not at you but for you. So you have to admit that you are very sensitive to their reaction and ask them to slow down and simply be with you in that moment.
3. Reddit names are unconnected to real-world identities and it's commonplace for users to create 'throwaway' accounts to reveal sensitive information.