Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Norwegian Nynorsk
heilag
←
Proto-Germanic
*hailagaz
(inherited)
←
Old Norse
heilagr
(inherited)
→
Norwegian Bokmål
hellig
(cognate)
→
Norwegian Nynorsk
helga
(link)