Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Pacoh
acho
←
Proto-Katuic
*ʔacɔɔ
(inherited)
←
Proto-Mon-Khmer
*cɔʔ
(inherited)
→
Semai
chooq
(cognate)
→
Vietnamese
chó
(cognate)