Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Esperanto trankvila
French tranquille (borrowed)
Latin tranquillus (derived)

Esperanto trankvile (suffix)
Esperanto maltrankvila (affix)
Esperanto trankvileco (affix)
Esperanto trankviligi (affix)