Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Proto-Mon-Khmer
*kruuc
→
Khmer
ក្រូច
(inherited)
→
Mon
ကြုတ်
(inherited)
→
Chinese
橘
(cognate)