Second Declension, Neuter
2nd Declen Neuter nouns end in -um in the nominative singular
Almost identical to masculine nouns; some exceptions
the nominative and accusative endings are always the same
the nominative and accusative plural ending of all neuter nouns is -a
In order (Sing. —> Pl.)
um, ī, ō, um, ō, a, ōrum, īs, a, īs