Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Vietnamese
chộp
←
Proto-Mon-Khmer
*cap
(inherited)
←
Proto-Mon-Khmer
*caap
(mention)
←
Proto-Mon-Khmer
*ciəp
(mention)
←
Proto-Mon-Khmer
*cip
(mention)
←
Proto-Mon-Khmer
*cup
(mention)
←
Vietnamese
chụp
(doublet)
→
Vietnamese
chụp
(doublet)