Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Cimbrian
ghenaar
←
Cimbrian
genaaro
(doublet)
←
Latin
iānuārius
(derived)
→
Cimbrian
genaaro
(doublet)