adjectivepĕr-ŏpācusPER-OPACVS☆ KeepMeaningvery shadyLewis & Short 1879ModernAs printed, 1879PEROPACUSLEWIS & SHORTPEROPACUSpĕr-ŏpācus, a, um, adj., I. very shady: spelunca, Lact. 1, 22, 2.Read the whole entry