- Nigh on
- Night blindness
- Night-blooming cactus
- Night-dress, night-gown, night-shirt
- Night-school
- Nightfall
- Nightmare
- Nimbly
- Nineteen
- Ninja
- Nip
- Nipper
- Nit
- Nitpick
- Nitre
- Nitric acid
- Nitrous
- Nix
- No love lost between them
- No matter what
- No time
- No-go area
- Nob
- Nobilty of birth
- Noble gas
- Noble woman
- Nobleman
- Nobly
- Nocuous
- Nod
- Nodal
- Nodding
- Noise
- Noisome
- Noisy
- Nokia
- Nom de guerre
- Nomad
- Nomenclative
- Nominally
- Nomination paper
- Non negotiable
- Non prescription
- Non-acceptance
- Non-brahmin
- Non-brahmins
- Non-combatant
- Non-commissioned
- Non-existence
- Normally
- Non-observance
- Non-party
- Non-profit-making
- Non-pulsed
- Non-recyclable
- Non-the-less
- Nonage
- Nonce-word
- Nonchalantly
- Nonconventional
- Nonexistent
- Noninvasive
- Noon
- Noon of night
- Norm
- Normative
- Nort-west
- North
- North israel forests
- North pole
- North star
- Northwest
- Northwestern
- Northwestwards
- Nose bridge
- Nose-rag
- Nosegay
- Not
- Not a few
- Not a hang
- Not a mite
- Not a patch on
- Not come too much
- Not concealed
- Not feeling thing
- Not for all the tea in china
- Not have two pennies to rub together
- Not help the matter
- Not inhaled
- Not lift a finger
- Not orained by god
- Not preserved
- Not smeared
- Not this
- Notabene
- Notary
- Notches
- Note
- Noteworthy
- Nothing arian