Namibia: noun: Namibian(s)
adjective: Namibian
Nauru: noun: Nauruan(s)
adjective: Nauruan
Nepal: noun: Nepalese (singular and plural)
adjective: Nepalese
Netherlands: noun: Dutchman(men), Dutchwoman(women)
adjective: Dutch
Netherlands Antilles: noun: Dutch Antillean(s)
adjective: Dutch Antillean