Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
English Nahuatl
Spanish náhuatl (borrowed)
Classical Nahuatl nahuatl (derived)
Classical Nahuatl nahuatlatolli (mention)

English Nahuatlism (suffix)
English Nahuatlist (suffix)
English Nahuatlan (suffix)