Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Danish
nødvendig
←
German
notwendig
(derived)
←
German
Not
(compound)
←
German
wendig
(compound)
→
Danish
unødvendig
(affix)
→
Danish
nødvendigvis
(affix)
→
Danish
nødvendighed
(affix)
→
Danish
nødvendiggøre
(affix)
→
Swedish
nödvändig
(cognate)