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 *ḱewh₁-

→ English church (root)
→ English concave (root)
→ English cavity (root)
→ English hulk (mention)
→ English cavernous (root)
→ English cavern (root)
→ English kyrie (root)
→ English excavate (root)
→ English cyma (root)
→ English cyme (root)
→ English cymose (root)
→ English cavum (root)
→ English kyriarchy (root)
→ English forehold (mention)
→ English cymule (root)
→ English cavaedium (root)
→ English coelanaglyphic (root)
→ English coelanaglyphic (derived)
→ Welsh cyw (mention)
→ Spanish escombro (derived)
→ Persian سپاهی (mention)
→ French encombrer (derived)
→ Galician cavorco (derived)
→ Ancient Greek κύριος (derived)
→ Ancient Greek κύω (derived)
→ Ancient Greek κῖκυς (derived)
→ Ancient Greek κύαρ (derived)
→ Ancient Greek κῦρος (mention)
→ Prakrit 𑀲𑀁𑀢𑀡𑀼 (root)
→ Latin cumulus (mention)
→ Latin cavus (derived)
→ Sanskrit शिव (derived)
→ Sanskrit शम् (derived)