Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Latin
Bellovesus
←
Gaulish
*bel-
(derived)
←
Gaulish
*Wesuawos
(derived)
←
Gaulish
*Bellowesus
(link)
←
Proto-Celtic
*wesus
(derived)
←
Proto-Indo-European
*bʰel-
(derived)
←
Proto-Indo-European
*h₁wésus
(derived)
←
Proto-Slavic
*bělъ
(cognate)