Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Esperanto diri
Catalan dir (cognate)
French dire (borrowed)
Italian dire (borrowed)

Esperanto diradi (affix)
Esperanto verdire (affix)
Esperanto kontraŭdiri (compound)
Esperanto diro (affix)
Esperanto eldiri (prefix)
Esperanto rediri (affix)
Esperanto ekdiri (affix)
Esperanto antaŭdiri (affix)
Esperanto aldiri (affix)
Esperanto nedirebla (affix)