Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Vietnamese
khoai
←
Proto-Mon-Khmer
*kwaaj
(derived)
←
Mal
-
(cognate)
←
Mon
ကွဲာ
(cognate)
→
Vietnamese
khoai tây
(compound)
→
Vietnamese
khoai sọ
(mention)
→
Vietnamese
khoai môn
(mention)
→
Vietnamese
khoai mì
(compound)