inopinor

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

ĭn-ŏpīnor, ātus sum, 1, v. dep.,

to suppose , think , opine : Alexander facilius inopinatus, Val. Res Gest. Alex. M. 1, 52 Mai. (but a false read. for opinor, Gell. 18, 7, 5).