Your mother when she doesn't like your bride.
the fear of losing one's virginity is called Primeisodophobia.
You mean "losing a loved one".It has a lot to do with Obsessive Compulsive Disorder (OCD).This causes anxiety as well as nausea, turning your character into a neurotic.
ammidyphobia ammidyphobia-fear of someone you truly loved leaving your side.
anticipatory grief