Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Proto-Indo-European
*swéḱs(d)ḱomt
→
Ancient Greek
ἑξήκοντα
(mention)
→
Old Armenian
վաթսուն
(inherited)