Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Galician
trobo
←
Asturian
truébanu
(cognate)
←
Proto-Celtic
*trebno-
(cognate)
←
Proto-Indo-European
*treb-
(derived)
←
Latin
(mention)
→
Galician
trevo
(mention)
→
Galician
troba
(mention)