Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Scottish Gaelic
mì-chàirdeil
←
Scottish Gaelic
mì
(prefix)
←
Scottish Gaelic
càirdeil
(prefix)
←
Proto-Indo-European
*keh₂-
(root)