单词

niggle nifty namby-pamby nepenthe notability nonpareil niche niggard nonesuch nippy nihilism neurosis niggling nimble nipping nippers noose nude numerology numinous numismatic nuptial nymph naysayer nestle natation neonate nemesis nasal necessitous naivety necropolis nectar nestling nethermost nephritis nutrition nutrient nurture numismatist numerous numb nugatory nudge nucleus noxious nullify nucleate nubile nuance novice notch novelty nova notorious notable nostrum nourish nostalgia norm nonviable nonsensical nonradioactive nonporous nonplus nonflammable nonentity nonconformist noncommittal nonchalant nonchalance nominate nominal nomadic noisome nomad nitpick nil nocturnal nip nightmare nicotine nick nicety nice nibble nettle nib neutralize nexus neutron neurology nerve nepotism neophyte neologism neolithic negotiate negotiable negligence negation negate nefarious needy needlework needle nebulous naysay navigate nautical nauseate natal nascent nausea narrative narcotic narcissist naive narcissism nag natty nadir