Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Ido kategorio
German Kategorie (derived)
English category (derived)
Esperanto kategorio (derived)
Spanish categoría (derived)
French catégorie (derived)
Italian categoria (derived)
Portuguese categoria (derived)
Russian катего́рия (derived)

Ido kategoriizar (suffix)