Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Middle English geyn
← Old English ġeġn (inherited)
← Old Norse gegn (borrowed)
← Old Norse gagn (borrowed)

→ English gain (mention)
→ Middle English gain (alter)
→ Middle English gayn (alter)
→ Middle English gayn (alter)