Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Proto-Sino-Tibetan *sja-n

→ Tibetan ཤ (inherited)
→ Lashi shó (inherited)
→ Burmese သား (inherited)
→ Namuyi shîh (inherited)
→ Kurtop ཤ (inherited)
→ Zou sa (inherited)