Pelopius
Could not find Pelopiae in Logeion dictionaries.
Pelopiae Proper-name adjective: feminine genitive singular, Proper-name adjective: feminine vocative plural, Proper-name adjective: feminine nominative plural, Proper-name adjective: feminine dative singular of Pelopius
Pĕlŏpĭus, a, um, v. Pelops, 6.
Pĕlŏpīus, (14) a, um, Sen. Ag. 7, c. Pelopeus || Pĕlŏpīa, æ, f. , surnom de la ville de Thyatire : Plin. 5, 115.