Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old English
stedefæst
←
Old English
stede
(affix)
←
Old English
-fæst
(affix)
←
Proto-Indo-European
*steh₂-
(root)
→
English
steadfast
(inherited)
→
Old English
stedefæstnes
(affix)