Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Esperanto pardoni
French pardonner (derived)

Esperanto pardono (affix)
Esperanto senpardona (affix)
Esperanto pardonebla (affix)
Esperanto nepardonebla (affix)
Esperanto nepardoneble (affix)
Esperanto pardoneble (affix)
Ido pardonar (derived)