Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Proto-Mon-Khmer
*t₁haam
→
Arem
thêm
(inherited)
→
Mon
ဒတံ
(inherited)
→
Vietnamese
tám
(inherited)
→
Mang
haːm²
(inherited)