Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Estonian
rada
←
Proto-Germanic
*tradō
(derived)
←
German Low German
trade
(mention)
→
Finnish
rata
(cognate)
→
Livonian
rada
(mention)