Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Greenlandic
matu
←
Proto-Eskimo
*matu
(derived)
←
Proto-Inuit
*matu-
(inherited)
→
Greenlandic
matuersaat
(mention)
→
Greenlandic
matuerpaa
(mention)