Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Armenian
թումբ
←
Proto-Indo-European
*tumbʰ-
(inherited)
←
Proto-Indo-European
*tum-
(mention)
→
Armenian
թումբ
(inherited)