Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Danish
førsteklasses
←
Danish
første
(suffix)
←
Danish
klasses
(suffix)
→
German
erstklassig
(cognate)
→
Dutch
eersteklas
(cognate)
→
Swedish
förstklassig
(cognate)