Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Proto-Indo-European *h₁engʷ-

→ Indonesian Agni (mention)
→ Ashokan Prakrit 𐨀𐨒𐨁 (root)
→ Ashokan Prakrit 𑀅𑀕𑀺 (root)
→ Prakrit 𑀅𑀕𑁆𑀕𑀺 (root)
→ Lithuanian ugnis (root)
→ Lithuanian anglis (root)
→ Gandhari 𐨀𐨒𐨁 (root)
→ Russian уголь (root)