Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Finnish
seitsemästoista
←
Finnish
seitsemäs
(affix)
←
Finnish
-toista
(affix)
→
Estonian
seitsmeteistkümnes
(cognate)