Chaonius
Frieze-Dennison Vergil
Chāonius, a, um: (adj.), of Chaonia; Chaonian, 3.293.
Could not find Chaonio in Logeion dictionaries.
Chaonio Proper-name adjective: neuter dative singular, Proper-name adjective: masculine ablative singular, Proper-name adjective: masculine dative singular, Proper-name adjective: neuter ablative singular of Chaonius