(Sorry for double posting!)
Beaten to the punch, I see. And a better explanation as well!
There's also cock-vore ("eating" and "digesting" a person through, you guessed it, a person's cock), unbirth (a person crawling into a womb, usually a female's, but I've read stories where hermaphrodites also unbirthed people), breast-vore (same as cock-vore, but with a woman's breasts)...