Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Proto-Indo-European
*ǵʰer(s)-uk-eh₂
→
Catalan
eruga
(inherited)
→
Spanish
oruga
(inherited)
→
Italian
ruca
(inherited)
→
Latin
eruca
(inherited)