Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Galician
seimeira
←
Asturian
Salime
(cognate)
←
Galician
-eira
(affix)
←
Proto-Indo-European
*sel-
(derived)