Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Galician
rescaldar
←
Galician
re-
(affix)
←
Galician
escaldar
(affix)
→
Galician
rescaldo
(back-formation)