Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Galician
formiga
←
Latin
formīca
(inherited)
←
Old Portuguese
formiga
(inherited)
→
Galician
formigo
(mention)
→
Galician
formigueiro
(suffix)
→
Galician
formigos
(mention)