Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Friulian
fiêr
←
Dalmatian
fiar
(cognate)
←
Spanish
hierro
(cognate)
←
French
fer
(cognate)
←
Italian
ferro
(cognate)
←
Latin
ferrum
(inherited)
←
Romansch
fier
(cognate)
←
Romanian
fier
(cognate)
→
Dalmatian
fiar
(cognate)
→
Romansch
fier
(cognate)