Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Proto-Germanic
*rainō
→
English
rean
(derived)
→
Danish
ren
(inherited)
→
German
Rain
(inherited)
→
Icelandic
rein
(inherited)