Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
English converse
English conversation (link)
English converse antonym (link)
English relational antonym (link)
English conversely (link)
Old French converser (derived)
Latin converso (derived)
Latin conversus (derived)
Latin converto (mention)

English conversation (suffix)
English moot (mention)
English conversely (suffix)
English converso (doublet)
English converser (affix)
English conversancy (suffix)
English conversable (suffix)
English conversible (suffix)
English converseth (suffix)
English conversest (suffix)
English converseness (suffix)
Esperanto konversi (cognate)