manticinor

A New Latin Dictionary by Charlton T. Lewis Ph.D. and Charles Short, LL. D.

mantĭcĭnor, ātus, v. dep. [μάντιςcano],

to predict, prophesy, divine (comically formed, in imitation of vaticinor): nisi ego manticinatus probe ero, Plaut. Capt. 4, 2, 115.