Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Estonian
tasu
←
Estonian
tasa
(affix)
←
Estonian
-u
(affix)
←
Finnish
taso
(cognate)
→
Estonian
tasuta
(mention)