Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Galician
acha
←
Latin
assula
(inherited)
←
Portuguese
acha
(cognate)
←
Old Portuguese
acha
(inherited)
→
Galician
rachar
(mention)
→
Galician
conacha
(suffix)