Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
German
gegenseitig
←
German
Gegenseite
(affix)
←
German
-ig
(affix)
→
Danish
gensidig
(derived)
→
German
Gegenseitigkeit
(suffix)
→
Norwegian Bokmål
gjensidig
(derived)
→
Norwegian Nynorsk
gjensidig
(derived)