Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Galician
esterco
←
Breton
stroñk
(cognate)
←
Welsh
trwnc
(cognate)
←
Proto-Indo-European
*(s)terḱ-
(derived)
←
Latin
stercus
(inherited)
←
Old Portuguese
esterco
(inherited)
→
Galician
estercar
(mention)
→
Galician
esterqueira
(suffix)