Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Irish
taobhfort
←
Irish
taobh
(affix)
←
Irish
port
(affix)
←
Proto-Indo-European
*per- (fare)
(root)