Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Esperanto kato
German Katze (borrowed)
English cat (borrowed)
French chat (borrowed)
Italian gatto (borrowed)
Latin cattus (derived)
Russian кот (borrowed)
Yiddish קאַץ (borrowed)

Esperanto kata (suffix)
Esperanto katino (affix)
Esperanto kataĵo (affix)
Esperanto katido (affix)
Esperanto kateto (suffix)
Esperanto katiĉo (affix)
Esperanto kataro (affix)
Esperanto kanjo (suffix)
Esperanto kaĉjo (suffix)
Esperanto virkato (affix)