sheet creep

What happens during the night when the fitted bottom sheet gets partially or entirely detached.

I didn't sleep well due to sheet creep. When I woke this morning my bottom sheet was partially on the floor and I was laying on a bare mattress.

vomment

A disingenuously positive comment on Facebook by someone who really feels the opposite.

Did you read Frank's vomment on my Facebook? I know he's really jealous and doesn't think I deserve the award.