Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old English
ġeniht
→
Old English
genihtlice
(suffix)
→
Old English
genihtful
(affix)
→
Old English
genihtsum
(affix)