Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Vietnamese tao
← Proto-Vietic *soː (inherited)

→ Vietnamese mi (link)
→ Vietnamese tôi (mention)
→ Vietnamese tôi (mention)
→ Vietnamese mày (mention)
→ Vietnamese chúng (mention)
→ Vietnamese chúng tao (compound)