Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Northern Thai ᨲᩪ
← Lao ຕູ (cognate)
← Shan တူ (cognate)
← Proto-Tai *tu (inherited)
← Thai ตู (cognate)

→ Shan တူ (cognate)
→ Shan တူ (cognate)
→ Southern Thai ตู (cognate)
→ Thai ตู (cognate)
→ Thai ตู (cognate)
→ Thai ประตู (cognate)