Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Estonian
armas
←
Proto-Finnic
*armas
(inherited)
→
Estonian
arm
(mention)
→
Finnish
armas
(cognate)
→
Livonian
ārmaz
(cognate)