Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Finnish
kolkata
←
Estonian
kolkima
(cognate)
←
Karelian
kolkata
(cognate)
←
Ludian
kolkettada
(cognate)
→
Finnish
kolkka
(back-formation)
→
Finnish
kolkkakala
(mention)