Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Semai
serak
←
Khmer
ស្រុក
(cognate)
←
Northern Khmer
ซเราะ
(cognate)
←
Proto-Mon-Khmer
*ruk
(inherited)