Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Proto-Tai
*ruːᴬ
→
Tai Dam
ꪭꪴ
(inherited)
→
Lao
ຮູ
(inherited)
→
Thai
รู
(inherited)