Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Saxon
wit
←
Proto-Germanic
*wet
(inherited)
←
Proto-Germanic
*unk
(inherited)
←
Proto-Germanic
*unkiz
(mention)
←
Proto-West Germanic
*wit
(inherited)
→
Old English
witt
(cognate)