Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Galician
espiar
←
Proto-Germanic
*spehōną
(derived)
←
Proto-Indo-European
*speḱ-
(derived)
→
Galician
espía
(link)