Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Kurtop
ཙ
←
Tibetan
རྩ
(cognate)
←
Dzongkha
རྩ
(cognate)
←
Proto-Sino-Tibetan
*r-sa
(inherited)