idioticus

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

ĭdĭōtĭcus, a, um, adj., = ἰδιωτικός,

uneducated , ignorant , unskilful (post-class.): rudem, impolitam et idioticam compellare, Tert. Testim. An. 1.