Vaticide :: Vaticide (n.) The murder, or the murderer, of a prophet..
Vaticinal :: Vaticinal (a.) Of or pertaining to prophecy; prophetic.
Vaticinate :: Vaticinate (v. i. & t.) To prophesy; to foretell; to practice prediction; to utter prophecies.
Vaticine :: Vaticine (n.) A prediction; a vaticination.