From nefās + -ius with rhotacism.
nefārius (feminine nefāria, neuter nefārium); first/second-declension adjective
First/second-declension adjective.
singular | plural | ||||||
---|---|---|---|---|---|---|---|
masculine | feminine | neuter | masculine | feminine | neuter | ||
nominative | nefārius | nefāria | nefārium | nefāriī | nefāriae | nefāria | |
genitive | nefāriī | nefāriae | nefāriī | nefāriōrum | nefāriārum | nefāriōrum | |
dative | nefāriō | nefāriae | nefāriō | nefāriīs | |||
accusative | nefārium | nefāriam | nefārium | nefāriōs | nefāriās | nefāria | |
ablative | nefāriō | nefāriā | nefāriō | nefāriīs | |||
vocative | nefārie | nefāria | nefārium | nefāriī | nefāriae | nefāria |