| niceties | sottigliezze |
| Niceto Alcalá-Zamora | Niceto Alcalá-Zamora y Torres |
| nicety | raffinatezza |
| niche | nicchia |
| Niche market | Nicchia di mercato |
| Nichiren | Nichiren |
| Nichiren Buddhism | Buddhismo Nichiren |
| Nichiren Shōshū | Nichiren Shoshu |
| Nicholas | Nicola |
| Nicholas and Alexandra | Nicola e Alessandra |
| Nicholas Cardinal Wiseman | Nicholas Patrick Stephen Wiseman |
| Nicholas Eymerich | Nicolas Eymerich |
| Nicholas Georgescu-Roegen | Nicholas Georgescu-Roegen |
| Nicholas I | Nicola I |
| Nicholas I of Montenegro | Nicola I del Montenegro |
| Nicholas I of Russia | Nicola I di Russia |
| Nicholas II | Nicola II |
| Nicholas II of Russia | Nicola II di Russia |
| Nicholas Lea | Nicholas Lea |
| Nicholas Liverpool | Nicholas Liverpool |
| Nicholas McCarthy | Nick McCarthy |
| Nicholas Mercator | Nicolaus Mercator |
| Nicholas Metropolis | Nicholas Constantine Metropolis |
| Nicholas Mystikos | Nicola I di Russia |
| Nicholas Negroponte | Nicholas Negroponte |
| Nicholas of Cusa | Nicola Cusano |
| Nicholas of Flüe | San Nicolao della Flüe |
| Nicholas of Japan | San Nicola del Giappone |
| Nicholas of Tolentino | San Nicola da Tolentino |
| Nicholas Roerich | Nikolaj Konstantinovič Roerich |
| Nicholas Sparks | Nicholas Sparks |
| Nicholas Wiseman | Nicholas Patrick Stephen Wiseman |
| Nicholson | Nicholson |
| Nicias | Nicia |
| nick | fregare |
| Nick Cave | Nick Cave |
| Nick Dinsmore | Nick Dinsmore |
| Nick Drake | Nick Drake |
| Nick Heidfeld | Nick Heidfeld |
| Nick Hornby | Nick Hornby |
| Nick Lachey | Nick Lachey |
| Nick Leeson | Anna Friel |
| Nick Mason | Nick Mason |
| Nick Mondo | Nick Mondo |
| Nick Nolte | Nick Nolte |
| Nick of Time | Minuti contati |
| Nick Robinson | Nicky Robinson |
| Nick Simper | Nick Simper |
| Nick Stahl | Nick Stahl |
| nickel | nichel |
| Nickel carbonyl | Tetracarbonilnichel |
| nickel silver | alpacca |
| Nickel sulfate | Solfato di nichel esaidrato |
| Nickel-metal hydride battery | Accumulatore nichel-metallo idruro |
| Nickeline | Niccolite |
| Nickelsdorf | Nickelsdorf |
| Nickerie District | Nickerie |
| Nickerie River | Nickerie |
| Nicki Sørensen | Nicki Sörensen |
| Nicklas Bendtner | Nicklas Bendtner |
| nicknack | ninnolo |
| nickname | soprannome |
| nicknamed | soprannominato |
| Nicko McBrain | Nicko McBrain |
| Nicky Hofs | Nicky Hofs |
| Nico | Nico |
| Nico and Dani | Krámpack |
| Nico Christ | Nico Christ |
| Nico Rosberg | Nico Rosberg |
| Nicobar Islands | Isole Nicobare |
| Nicodemus Tessin the Elder | Nicodemus Tessin il Vecchio |
| Nicodemus Tessin the Younger | Nicodemus Tessin il Giovane |
| Nicola | Nicola |
| Nicola Abbagnano | Nicola Abbagnano |
| Nicola Calipari | Nicola Calipari |
| Nicola Di Bari | Nicola Di Bari |
| Nicola Fago | Nicola Fago |
| Nicola Larini | Nicola Larini |
| Nicola Pisano | Nicola Pisano |
| Nicola Porpora | Nicola Porpora |
| Nicola Sabbatini | Nicola Sabbatini |
