Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Latin
somnolentia
←
Proto-Indo-European
*swep-
(root)
←
Latin
somnus
(mention)
←
Latin
somnolentus
(suffix)
←
Latin
ia
(suffix)
→
Catalan
somnolència
(borrowed)