Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Proto-Germanic *ak

β†’ Old English ac (inherited)
β†’ Middle English ac (inherited)
β†’ Gothic 𐌰𐌸𐌸𐌰𐌽 (derived)
β†’ Gothic 𐌰𐌺 (inherited)
β†’ Old Saxon ak (inherited)