4-letter words starting with n
- numa — Non-Uniform Memory Access
- numb — deprived of physical sensation or the ability to move: fingers numb with cold.
- nums — Plural form of num.
- nunc — now.
- nunn — Sir Trevor (Robert). born 1940, British theatre director; artistic director (1968–86) and chief executive (1968–86) of the Royal Shakespeare Company; artistic director of the Royal National Theatre (1997–2003). His productions include Nicholas Nickleby (1980), Cats (1981), and Les Misérables (1985)
- nuns — Plural form of nun.
- nunu — (South Africa) a weevil (or similar insect).
- nupe — a member of a Negroid people of Nigeria, noted as fishermen, who live near the confluence of the Niger and Benue Rivers
- nurd — a person considered to be socially awkward, boring, unstylish, etc.
- nuri — a member of an Indo-European people of Nuristan and neighbouring parts of Pakistan
- nurl — to make knurls or ridges on.
- nurr — a ball that is made of wood and used in some games
- nuss — Eye dialect of nurse.
- nuts — insane; crazy.
- nuuk — a city in and the capital of Greenland, in the SW part.
- nwbn — northwest by north
- nwbw — northwest by west
- nyap — (language) An early system on the IBM 704.
- nyet — (slang, Russian) A Russian no; a negative response.
- nyms — Plural form of nym.
- nyos — Lake, a volcanic lake in Cameroon, at the NW border: eruption 1986.
- nysa — the mountain where Zeus sent the infant Dionysus to protect him from the vindictive wrath of Hera.
- nyse — finance: New York Stock Exchange
- nzef — New Zealand Expeditionary Force, the New Zealand army that served throughout World War I. 2NZEF is used to refer to the Second New Zealand Expeditionary Force, in World War II
- nzei — New Zealand Educational Institute
- nzlr — New Zealand Law Reports
- nzma — New Zealand Medical Association
- nzom — New Zealand Order of Merit
- nzpa — New Zealand Press Association
- nzrn — New Zealand Registered Nurse
- nzse — New Zealand Stock Exchange
- nzso — New Zealand Symphony Orchestra