Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old English
Seaxisc
←
Old English
Seaxa
(suffix)
←
Old English
isċ
(suffix)
←
Proto-Germanic
*sahsiskaz
(inherited)
→
Swedish
sachsisk
(cognate)