Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Karelian
aiga
←
Estonian
aeg
(cognate)
←
Finnish
aika
(cognate)
←
Proto-Finnic
*aika
(inherited)
→
Estonian
Aigar
(mention)