in-callĭdus, a, um, adj.,
unskilful , incapable , simple , stupid : servus non incallidus, i. e. shrewd , knowing , Cic. Clu. 16, 47: non incallidi homines, id. Inv. 1, 3, 4: incallidus alioqui et facilis juventa, Tac. A. 3, 8: judex formae, incompetent , Sabin. Her. 3, 55; cf.: fuit in jure non incallidus, Capit. Macrin. 13. — Adv.: incallĭdē , unskilfully : in his tribus generibus non incallide tergiversantur, Cic. Off. 3, 33, 118: opposuisse hoc Tullianum, Gell. 12, 13, 19: conquirere, id. 7. 3, 45.