Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Sanskrit रुद्
← Proto-Indo-Iranian *HrawdH- (inherited)
← Proto-Indo-European *HrewdH- (root)
← Proto-Indo-European *HrewdH- (inherited)

→ English rout (cognate)
→ Hindi रोना (root)
→ Sanskrit रुद्र (mention)
→ Sanskrit रोद (mention)
→ Sanskrit रोदन (mention)
→ Sanskrit रुद्राणी (mention)
→ Sanskrit रोदस् (mention)