predictiophobia 

fear of a dream/fantasy coming true in real life, as a prediction that it would.

"I have predictiophobia from the dream of my ex. I don't want that to happen in real life!"

predictiophobia by crispycrunchybacon :9 August 29, 2024

proditiophobia 

The fear of being betrayed by someone you love

He suffers from proditiophobia. This is why he never makes friends

proditiophobia by doom overlord January 25, 2015