Niseius
Could not find Niseia in Logeion dictionaries.
Niseia Proper-name adjective: neuter nominative plural, Proper-name adjective: neuter vocative plural, Proper-name adjective: feminine nominative singular, Proper-name adjective: feminine ablative singular, Proper-name adjective: feminine vocative singular, Proper-name adjective: neuter accusative plural of Niseius
Nīsēĭus, a, um, v. 3. Nisus, B. 3.
Nīsēĭus, a, um (Niseis), de Scylla : Virg. Cir. 390 ; Ov. M. 8, 35.