Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Proto-Indo-European
*h₃em-, *h₂eh₃m-
→
Spanish
amargo
(derived)
→
French
amer
(derived)
→
Italian
amaro
(derived)
→
Portuguese
amargo
(derived)