- night sight
- night spot
- night stick
- night sweat
- night tariff
- night visibility
- night vision
- night wave
- night-bird
- night-blind
- night-blindness
- night-boat
- night-brawl
- night-cap
- night-cart
- night-chair
- night-clothes
- night-cloud
- night-dress
- night-fighter
- night-flower
- night-fly
- night-flying
- night-glass
- night-gown
- night-hag
- night-hawk
- night-lamp
- night-life
- night-light
- night-line
- night-long
- night-piece
- night-rail
- night-robber
- night-robe
- night-school
- night-shift
- night-shirt
- night-singer
- night-soil
- night-stool
- night-suit
- night-table
- night-tide
- night-time
- night-walker
- night-walking
- night-watch
- night-watcher
- night-watchman
- night-work
- nightblindness
- nightcap
- nightfall
- nightguard splint
- nightingale
- nightjar
- nightlatch
- nightly
- nightman
- nightmare
- nightmarish
- nights
- nightshade
- nightspot
- nightstand
- nightstick
- nightwear
- nighty
- nigra
- nigre
- nigrescence
- nigrescent
- nigricans
- nigrify
- nigrite
- nigrities
- nigritude
- nigrometer
- nigrosine
- nihilism
- nihilist
- nihilistic
- nihility
- nikel-plating
- nil
- nil basis
- nil growth
- nil norm
- nil paid
- nil pointer
- nil-radical
- nil-series
- nilgai
- nilgowth econemy
- nilotic
- nilpoten product
- nilpotent
- nilpotent element