Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Dzongkha
མདའ
←
Proto-Sino-Tibetan
*m-da
(inherited)
→
Dzongkha
རྫས་མདའ
(compound)