How could I give someone nightmares?

[DarkestKnight]

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Is there a way to give someone nightmares

My roomate/ boyfriend’s best friend is an inconsiderate and spoiled jerk. (Example. His family moves place to place but he was given every form of technology, mountains of food and sweets, and any clothes. He was given a truck. He was even offered by his mom to live in their newest house, which is has an apartment-like lower portion with everything youd ever need included. Paid in full by his parents. As long as he went to college, which would also be paid by them. And he scoffed and threw it ba…