Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
perspicacity
←
English
perspicacious
(suffix)
←
English
ity
(suffix)
←
Middle French
perspicacité
(derived)
←
Proto-Indo-European
*speḱ-
(root)
←
Latin
perspicācitās
(derived)
→
English
perspicuity
(mention)