heroum
Could not find heroa in Logeion dictionaries.
heroa neuter accusative plural, neuter nominative plural, neuter vocative plural of heroum
heroa feminine ablative singular, feminine nominative singular, neuter nominative plural, feminine vocative singular, neuter vocative plural, neuter accusative plural of herous
heroa masculine accusative singular of heros
hērōum, (16) ī, n. (ἡρῷον), ¶ 1 tombe dʼun héros : Plin. 10, 18 ¶ 2 c. heroion.