Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Middle Dutch
ruuch
→
Afrikaans
ru
(inherited)
→
Old English
ruh
(cognate)
→
Dutch
ruig
(inherited)
→
Dutch
ruw
(inherited)