Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Galician
trevo
←
Proto-Celtic
*trebā
(derived)
←
Galician
trobo
(mention)
←
Latin
trifolium
(inherited)
←
Latin
tres
(mention)
←
Latin
folium
(mention)
→
Galician
trevo acedo
(mention)