Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Pnar
syiar
←
Proto-Khasian
*sʔiar
(inherited)
←
Bahnar
iĕr
(cognate)
←
Blang
-
(cognate)
←
Khasi
syiar
(cognate)
←
Khmu
-
(cognate)
←
Proto-Mon-Khmer
*()ʔiər
(derived)