/ˈnɑpero/, [ˈnɑ̝pe̞ro̞]
Alkuperänap- + -ero, possibly from nappi (compare nappula (“kid, child”))
Muodotnapero(nominative, singular) · naperot(nominative, plural) · napero(accusative, nominative, singular) · naperot(accusative, nominative, plural) · naperon(accusative, genitive, singular) · naperot(accusative, genitive, plural) · naperon(genitive, singular) · naperojen(genitive, plural) · naperoiden(genitive, plural) · naperoitten(genitive, plural) · naperoa(partitive, singular) · naperoja(partitive, plural) · naperoita(partitive, plural) · naperossa(inessive, singular) · naperoissa(inessive, plural) · naperosta(elative, singular) · naperoista(elative, plural) · naperoon(illative, singular) · naperoihin(illative, plural) · naperolla(adessive, singular)