Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Vietnamese
vẫy
←
Khmer
វាស
(cognate)
←
Proto-Mon-Khmer
*was
(inherited)
←
Proto-Mon-Khmer
*waas
(mention)
←
Proto-Mon-Khmer
*wəs
(mention)
→
Vietnamese
vùng vẫy
(compound)