Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Proto-Samic
*eačē
→
Kemi Sami
äätj
(inherited)
→
Inari Sami
eeči
(inherited)
→
Skolt Sami
eʹčč
(inherited)