Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Armenian
սրունք
←
Proto-Indo-European
(inherited)
←
Latin
crūs
(cognate)
←
Old Armenian
(suffix)
←
Old Armenian
-ք
(suffix)
→
Armenian
սրունք
(learned borrowing)
→
Latin
crus
(cognate)