Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Polish
Loara
←
Gaulish
*liga
(derived)
←
French
Loire
(borrowed)
←
Proto-Indo-European
*legʰ-
(derived)
←
Latin
Liger
(derived)
←
Latin
Ligerim
(mention)