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

→ English fard (derived)
→ English Erc (derived)
→ English furrow (derived)
→ English farrow (mention)
→ Old English færbu (derived)
→ Old English furh (derived)
→ Welsh erch (derived)
→ Danish farve (mention)
→ Middle English forow (derived)
→ Estonian värv (mention)
→ French fard (derived)
→ French farder (derived)
→ Ancient Greek Πρόκνη (mention)
→ Ancient Greek περκνός (derived)
→ Ancient Greek πέρκος (derived)
→ Ancient Greek πρόξ (derived)
→ Ancient Greek πρώξ (derived)
→ Ancient Greek πέρκη (derived)
→ Manx ark (mention)
→ Italian porcareccia (root)
→ Italian porchereccio (root)
→ Latin pulcher (derived)
→ Latin porca (derived(la/it))
→ Latin porca (derived)
→ Latin perca (derived)
→ Norwegian Bokmål farge (mention)
→ Norwegian Nynorsk farge (mention)
→ Norman prier (mention)
→ Albanian prënjkë (inherited)
→ Old Armenian աղերս (mention)
→ Old Armenian յորսայս (mention)