| MOS, MORIS [1] | | |
| MULĬER, -ĔRIS [4] | | |
| MULTITŪDO, -ĬNIS [2] | | |
| MUNITĬO, -ŌNIS [2] | | |
| MUNUS, -ĔRIS [1] | | |
| NATĬO, -ŌNIS [3] | | |
| NAVIS, -IS [1] | | |
| NECESSĬTAS, -ĀTIS [3] | | |
| NEMUS, -ŎRIS [3] | | |
| NEPOS, -ŌTIS [4] | | |
| NEX, NECIS [4] | | |
| NIX, NIVIS [4] | | |
| NOBILITAS, -ĀTIS [4] | | |
| NOMEN, -ĬNIS [1] | | |
| NOX, NOCTIS [1] | | |
| NUBES, -IS [3] | | |
| NUMEN, -INIS [2] | | |
| OBSES, -ĬDIS [4] | | |
| OCCASIO, -ŌNIS [4] | | |
| ODOR, -ŌRIS [4] | | |
| ONUS, -ĔRIS [2] | | |
| OPINIO, -ŌNIS [3] | | |