| moral | la morale/le moral/moral/morale |
| moreover | de plus/en outre |
| mortgage | l'hypothèque |
| motion | le mouvement |
| mount | grimper/monter |
| naked | nu/nue |
| narrative | la narration/le récit |
| native | l'autochtone/natif/native |
| navy | la marine |
| necessarily | nécessairement |
| nerve | le nerf |
| nest | le nid |
| nevertheless | néanmoins/toutefois |
| nonsense | la sottise/le non-sens |
| notion | l'idée/la notion |
| nuclear | nucléaire |
| numerous | nombreuse/nombreux |
| object | s'opposer |
| objection | l'objection |
| objective | l'objectif/objectif/objective |
| obligation | l'obligation |
| observation | l'observation |
| observe | observer |
| occupy | occuper |
| oddly | étrangement |
| offence | l'infraction/l'offense |
| offend | offenser |
| offense | l'infraction/l'offense |
| offensive | offensant/offensante |
| openly | ouvertement |
| opponent | l'adversaire/l'opposant |
| oppose | s'opposer |
| opposition | l'opposition |
| organ | l'organe |
| origin | l'origine |
| otherwise | autrement |
| outcome | le résultat |
| outer | extérieur/extérieure/externe |
| outline | esquisser/le contour/le plan |
| output | la production/la sortie |
| overall | général/générale/global/globale |