Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Vietnamese
trốc
←
Proto-Vietic
*k-loːk
(inherited)
←
Muong
tlốc
(cognate)
→
Vietnamese
đầu
(mention)
→
Vietnamese
đầu gối
(mention)
→
Vietnamese
trốc gối
(affix)