Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Cimbrian
maartzo
←
Cimbrian
mèertzo
(doublet)
←
Italian
marzo
(borrowed)
←
Latin
mārtius
(derived)
←
Venetian
marso
(borrowed)
→
Cimbrian
mèertzo
(doublet)