Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Proto-Germanic
*þarzijaną
→
Cimbrian
dèrran
(inherited)
→
German
dörren
(inherited)
→
Old Norse
þerra
(inherited)
→
Old Norse
þerrir
(derived)