Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Latin
opitulor
←
Proto-Indo-European
*telh₂-
(inherited)
←
Latin
ops
(mention)
→
Latin
opitulans
(mention)
→
Latin
opitulaturus
(mention)
→
Latin
opitulatus
(mention)
→
Latin
opitulandus
(mention)