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

→ English khana (root)
→ English khana (derived)
→ Hindi खान (root)
→ Hindi खादन (root)
→ Hindi खाद्यतंतु (root)
→ Prakrit 𑀔𑀸𑀡 (root)
→ Sanskrit खादति (root)
→ Sanskrit खाद्य (root)
→ Sanskrit खाद् (inherited)
→ Sanskrit खान (root)
→ Sanskrit खादन (root)