Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Galician
pico
←
Proto-Celtic
*bekkos
(derived)
←
Old Portuguese
pico
(inherited)
→
Galician
picar
(mention)
→
Galician
picón
(suffix)
→
Galician
picaña
(mention)
→
Galician
picaraña
(mention)