Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Finnish
koota
←
Estonian
koguda
(cognate)
←
Finnish
koko
(suffix)
←
Finnish
ta
(suffix)
→
Finnish
kokous
(suffix)
→
Finnish
kokoelma
(suffix)
→
Finnish
kokooja
(suffix)
→
Finnish
kokoomus
(affix)
→
Finnish
kokoutua
(mention)
→
Finnish
kokoaminen
(affix)
→
Finnish
kokoilla
(affix)
→
Finnish
kokoaja
(affix)
→
Finnish
kokouma
(affix)
→
Finnish
koonti
(affix)