Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Proto-Italic
*rīwos
→
Latin
rivus
(inherited)
→
Norwegian Bokmål
rival
(derived)
→
Norwegian Bokmål
barndomsrival
(derived)