Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Old French en
Latin in (inherited)

English agog (derived)
English environ (mention)
French en (inherited)
French environ (mention)
French envelopper (prefix)
French enrôler (confix)
Middle French emboucher (confix)
Old French es (mention)
Old French enrichir (confix)
Old French embellir (confix)
Old French emmi (compound)
Old French emprisonner (confix)
Old French enraciner (confix)
Old French enseler (confix)
Old French embuschier (confix)
Old French enoindre (prefix)
Old French entalenté (confix)
Old French ensanglenter (confix)
Old French engoler (confix)
Old French engraignier (confix)
Old French enragier (confix)
Old French engouler (confix)
Old French envenimer (confix)
Old French enchargier (prefix)
Old French endamagier (confix)
Old French empoirier (confix)
Old French enfrener (confix)
Old French engrossir (confix)
Old French orendroit (compound)
Old French encrochier (confix)
Old French enjornee (prefix)
Old French empaner (confix)