Siciliensis
Could not find Siciliense in Logeion dictionaries.
Siciliense Proper-name adjective: neuter vocative singular, Proper-name adjective: neuter nominative singular, Proper-name adjective: neuter accusative singular of Siciliensis
Sĭcĭlĭensis, e, v. Siculi, C.
Siciliēnsis, e, s. Sicilia.
Sĭcĭlĭēnsis, (11) e, de Sicile, Sicilien : Cic. Nat. 3, 24 ; Br. 318.