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