Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Serbo-Croatian
дуг
←
Proto-Indo-European
*dʰelgʰ-
(root)
←
Proto-Indo-European
*dl̥h₁gʰós
(derived)
←
Proto-Slavic
*dъlgъ
(inherited)
←
Proto-Slavic
*dьlgъ
(inherited)