- napa
- napaea
- napaea dioica
- napalm
- nape
- napery
- naphazoline
- naphtha
- naphthalene
- naphthalene poisoning
- naphthol
- naphthoquinone
- napier
- napierian logarithm
- napier's bones
- napier's rods
- napkin
- napkin ring
- naples
- naples garlic
- napoleon
- napoleon bonaparte
- napoleon i
- napoleon iii
- napoleonic
- napoleonic wars
- napoli
- napped
- napping
- nappy
- naprapath
- naprapathy
- naprosyn
- naproxen
- naproxen sodium
- napu
- naqua
- nara
- naranjilla
- narc
- narcan
- narcism
- narcissism
- narcissist
- narcissistic
- narcissistic personality
- narcissus
- narcissus jonquilla
- narcissus papyraceus
- narcissus pseudonarcissus
- narcist
- narcolepsy
- narcoleptic
- narcosis
- narco-state
- narcoterrorism
- narcotic
- narcotic antagonist
- narcotics agent
- narcotise
- narcotised
- narcotising
- narcotize
- narcotized
- narcotizing
- narcotraffic
- nard
- nardil
- nardo
- nardoo
- nares deep
- narghile
- nargileh
- narial
- naris
- nark
- narragansett bay
- narrate
- narration
- narrative
- narrator
- narrow
- narrow beech fern
- narrow boat
- narrow down
- narrow escape
- narrow gauge
- narrow goldenrod
- narrow margin
- narrow wale
- narrowboat
- narrow-bodied
- narrow-body
- narrowbody aircraft
- narrow-body aircraft
- narrowed
- narrowhead morel
- narrowing
- narrow-leaf cattail
- narrow-leaf penstemon
- narrow-leaved bottletree
- narrow-leaved everlasting pea
- narrow-leaved flame flower
- narrow-leaved plantain
- narrow-leaved reedmace
- narrow-leaved spleenwort
- narrow-leaved strap fern
- narrow-leaved water plantain
- narrow-leaved white-topped aster
- narrowly
- narrow-minded
- narrow-mindedly
- narrow-mindedness
- narrow-mouthed
- narrowness
- narthecium
- narthecium americanum
- narthecium ossifragum
- narthex
- narwal
- narwhal
- narwhale
- nary
- nasa
- nasal
- nasal bone
- nasal canthus
- nasal cavity
- nasal concha
- nasal consonant
- nasal decongestant
- nasal meatus
- nasal septum
- nasal sinus
- nasal twang
- nasale
- nasalis
- nasalis larvatus
- nasalisation
- nasalise
- nasality
- nasalization
- nasalize
- nasally
- nascence
- nascency
- nascent
- nasdaq
- naseby
- nash
- nash equilibrium
- nashville
- nasion
- nasofrontal vein
- nasogastric feeding
- nasolacrimal duct
- nasopharyngeal
- nasopharyngeal leishmaniasis
- nasopharynx
- nasotracheal tube
- nassau
- nasser
- nast
- nastily
- nastiness
- nasturtium
- nasturtium amphibium
- nasturtium family
- nasturtium officinale
- nasty
- nasua
- nasua narica
- nat turner
- natal
- natal day
- natal plum
- natalie wood
- natality
- natantia
- natation
- natator
- natatorium
- natchez
- nates
- nathan bailey
- nathan birnbaum
- nathan hale
- nathaniel bailey
- nathaniel bowditch
- nathaniel currier
- nathaniel hawthorne
- naticidae
- nation
- nation of islam
- national
- national academy of sciences
- national aeronautics and space administration
- national anthem
- national archives and records administration
- national assistance