| nil | nulla |
| Nilde Iotti | Leonilde Iotti |
| Nile | Nilo |
| Nile - the | Nilo |
| Nile crocodile | Crocodylus niloticus |
| Nile Delta | Delta del Nilo |
| Niles Eldredge | Niles Eldredge |
| Nilgiri Tahr | Hemitragus hylocrius |
| Nilmar Honorato da Silva | Nilmar |
| Nilo Peçanha | Nilo Peçanha |
| Nilometer | Nilometro |
| Nilotic | Nilotici |
| Nilpotent matrix | Nilpotente |
| Nils Liedholm | Nils Liedholm |
| Nilus | Nilo |
| Nilus the Younger | Nilo da Rossano |
| nimble | pronto |
| nimbleness | agilità |
| nimbly | lestamente |
| Nimbostratus cloud | Nembostrato |
| NIMBY | NIMBY |
| NIMBY aptitude | atteggiamento NIMBY |
| NIMBY attitude | atteggiamento NIMBY |
| Nimes | Nimes |
| Nimitz class aircraft carrier | Classe Nimitz |
| Nimloth | Nimloth |
| Nimravidae | Nimravidae |
| Nimrod | Nimrod |
| Nimrod Expedition | Spedizione Nimrod |
| Nimrod Fortress | Nimrod |
| Nimrodel | Nimrodel |
| Nimrud | Nimrud |
| Nimruz Province | Nimruz |
| Nimród Antal | Nimród Antal |
| Nimwegen | Nimega |
| Nimzo-Indian Defence | Difesa Nimzo-Indiana |
| Nimzowitsch Defence | Difesa Nimzowitsch |
| Nin | NIN |
| Nina | Nina |
| Nina Alexeyevna Lobkovskaya | Nina Aleksejevna Lobkovskaja |
| Nina Berberova | Nina Nikolaevna Berberova |
| Nina Hagen | Nina Hagen |
| Nina Kulagina | Nina Kulagina |
| Nina Mercedez | Mercedez |
| Nina Persson | Nina Persson |
| Nina Simone | Nina Simone |
| Nina Zhivanevskaya | Nina Zhivanevskaya |
| Ninawa Governorate | Ninive |
| nincompoop | sempliciotto |
| Nindokai | Nindokai |
| nine | nove |
| nine hundred | novecento |
| Nine Inch Nails | Nine Inch Nails |
| Nine Inch Nails discography | Discografia dei Nine Inch Nails |
| Nine lyric poets | Nove poeti eccelsi della lirica greca |
| Nine Worthies | Nove Prodi |
| Nine-point circle | Cerchio di Feuerbach |
| nine-year | novennale |
| ninefold | nonuplo |
| ninepin | gioco dei birilli |
| nineteen | diciannove |
| nineteenth | diciannovesimo |
| Nineteenth dynasty of Egypt | XIX dinastia egizia |
