Sleepfasting 

To reduce your rest intake, to deprive oneself of sleep.

sleepfasting day today , sleepfast day, sleepfasting day today!

Sleepfasting by Goodie Tabliser May 11, 2019

Sleepfalling 

The little spaz attack you get when you're falling asleep and think you're actually falling.

x: Why did you just do that? Are you having a seizure?
y: No, I was just sleepfalling.

Sleepfalling by WhileyCoyote January 21, 2010

sleepbating 

When a women has a wet dream and wonders why she actually had an orgasm without stimulation. The only explanation is that she was Sleepbating. Sleepbating implies that the female individual was sexually stimulating herself unbeaknownst to her own consciousness during a rather riviting dream about a sexy ass motherfucker. This can consist of pleasuring yourself with your hands or by rubbing against your sheets.

Desiree: Holy fuck... did i just have sex???... Nah, i must've been Sleepbating again.

sleepbating by Colinsgonnagetpwned July 16, 2008