Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Sardinian
atzàrgiu
←
Spanish
acero
(cognate)
←
Friulian
açâr
(cognate)
←
Galician
aceiro
(cognate)
←
Proto-Indo-European
*h₂eḱ-
(root)
←
Italian
acciaio
(cognate)
←
Latin
aciēs
(derived)