Dead...
A person who has sex with a corpse is referred to as a necrophiliac.
pray
Necrophilia.
dead! Actually it is a testator.
Posthumously?
They are called the undertakers.
Because they had "lately" been alive.
It is called a wake.
A person who cuts up dead people for medical examination and investigation is called a forensic pathologist or a medical examiner.
The phone call was a figment of Rick's imagination.
You have to be either dead or alive. However, if you are in a coma, you are alive but seem dead because you can't do anything.