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 *gew-

→ English cod (mention)
→ English gyre (root)
→ English gyre (derived)
→ English cop (inherited)
→ English cop (inherited)
→ English cup (derived)
→ English cobbler (root)
→ English cobbler (mention)
→ English coif (derived)
→ English cudgel (derived)
→ English kile (derived)
→ English cuttle (mention)
→ Old English cudele (mention)
→ Bulgarian жуй (cognate)
→ Bulgarian гуя (cognate)
→ German Kopf (derived)
→ Middle English cod (mention)
→ Ancient Greek γῦρος (derived)
→ Ancient Greek γυιός (derived)
→ Ancient Greek ἐγγύς (derived)
→ Ancient Greek γυῖον (derived)
→ Ancient Greek γύαλον (derived)
→ Ancient Greek ἐγγύη (derived)
→ Armenian կուչ (mention)
→ Old Armenian կուր (mention)
→ Old Armenian կոր (mention)
→ Old Armenian կքեմ (mention)