Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Finnish
onnellinen
←
Finnish
onni
(suffix)
←
Finnish
llinen
(suffix)
→
Estonian
õnnelik
(cognate)
→
Finnish
onnellisuus
(suffix)
→
Finnish
onnellisesti
(suffix)
→
Finnish
onnellistaa
(suffix)
→
Finnish
onnellinen luku
(compound)
→
Finnish
ikionnellinen
(affix)