| Ninhursag | Ninhursag |
| Ninigi-no-Mikoto | Ninigi no Mikoto |
| Ninja | Ninja |
| Ninja Sentai Kakuranger | Ninja Sentai Kakuranger |
| Ninjatō | Ninjatō |
| Ninlil | Ninlil |
| Ninnies | Los idiotas |
| Nino Burjanadze | Nino Buryanadze |
| Nino Rota | Nino Rota |
| Ninotchka | Ninotchka |
| Ninoy Aquino International Airport | Aeropuerto Internacional de Manila |
| Ninpuu Sentai Hurricaneger | Ninpuu Sentai Hurricaneger |
| Ninsun | Ninsuna |
| Nintendo | Nintendo |
| Nintendo DS | Nintendo DS |
| Nintendo DS Lite | Nintendo DS Lite |
| Nintendo Entertainment System | Nintendo Entertainment System |
| Nintendo Entertainment System hardware clone | Famiclón |
| Nintendo GameCube | Nintendo GameCube |
| Nintendo iQue | Nintendo iQue |
| Nintendo Software Technology | Nintendo Software Technology |
| Nintendo Wi-Fi Connection | Nintendo WiFi Connection |
| ninth | noveno |
| Ninth Council of Toledo | IX Concilio de Toledo |
| Ninth Crusade | Octava Cruzada |
| Ninth dynasty of Egypt | Dinastía IX de Egipto |
| Ninurta | Ninurta |
| Ninurta-apal-Ekur | Ninurta-apil-Ekur |
| Ninurta-tukulti-Ashur | Ninurta-Tukulti-Ashur |
| Ninus | Nino |
| Nio | Niō |
| Niobe | Níobe |
| niobium | niobio |
| Niokolo-Koba National Park | Parque Nacional Niokolo-Koba |
| Niort | Niort |
| nip | pellizcar |
| nip in the bud | cortar de raíz |
| nip off | cortar |
| Nipkow disk | Disco de Nipkow |
| Nipmuck | Nipmuck |
| Nippes Department | Nippes |
| nipple | pezón |
| Nipple clamp | Paréntesis |
| Nippon | Japón |
| Nippon Budokan | Nippon Budokan |
| Nippon Kempo | Nippon kempo |
| Nippon Professional Baseball | Liga Japonesa de Béisbol Profesional |
| Nippon Telegraph and Telephone | NTT |
| Nipponosaurus | Nipponosaurus |
| Nippur | Nippur |
| nippy | rápido |
| Niqqud | Niqud |
| Niqāb | Nicáb |
| Nirvana | nirvana |
| Nirvana discography | Discografía de Nirvana |
| Nirvana Sutra | Nirvana Sutra |
| Nisa | Nicea |
