Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Galician
pequeno
←
Proto-Celtic
*bikkos
(cognate)
←
Spanish
pequeño
(cognate)
←
Irish
beag
(cognate)
←
Portuguese
pequeno
(cognate)
←
Old Portuguese
pequeno
(inherited)
→
Galician
pequeniño
(suffix)
→
Galician
pequeneiro
(suffix)
→
Galician
pequerrecho
(suffix)