Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old English
entisc
←
Old English
ent
(suffix)
←
Old English
isċ
(suffix)
←
Proto-West Germanic
*antisk
(inherited)
←
Old Saxon
entisk
(cognate)
→
Old Saxon
entisk
(cognate)