peropacus
pĕr-ŏpācus, a, um, adj.,
- very shady: spelunca, Lact. 1, 22, 2.
per-opācus, a, um, sehr schattig, spelunca, Lact. 1, 22, 2.
tandem vero inter densas ac ~as tenebras lux exilis emicuit(
pĕrŏpācus, a, um, très obscur : Lact. Inst. 1, 22, 2.