Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
German
gewahr
←
Middle High German
gewar
(inherited)
←
Old High German
giwar
(inherited)
→
German
Gewahrsam
(affix)
→
German
gewahren
(affix)