Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Esperanto -obla

→ Esperanto duobla (affix)
→ Esperanto multobla (affix)
→ Esperanto triobla (affix)
→ Esperanto kvarobla (affix)
→ Esperanto unuobla (affix)
→ Esperanto obligi (suffix)
→ Ido -opla (derived)