Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Latin flexiō

English flexion (mention)
Catalan flexió (derived)
Esperanto fleksio (derived)
Spanish flexión (derived)
French flexion (mention)
Galician flexión (derived)
Italian flessione (derived)
Latin reflexio (affix)
Dutch flexie (borrowed)