Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Esperanto sekretario
← Esperanto sekreto (doublet)
← Proto-Indo-European *krey- (root)
← Latin sēcrētus (derived)

→ Esperanto sekreto (doublet)
→ Esperanto ĉefsekretario (affix)
→ Esperanto sekretariino (affix)
→ Ido sekretario (borrowed)