Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Galician
loitar
←
Latin
luctārī
(inherited)
←
Latin
luctor
(mention)
←
Portuguese
lutar
(cognate)
←
Old Portuguese
luitar
(inherited)
→
Portuguese
lutar
(cognate)