Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old English
þeorf
←
Proto-Germanic
*þerbaz
(inherited)
→
English
tharf
(inherited)
→
Middle English
therf
(inherited)
→
Old High German
derb
(cognate)
→
Old Norse
þjarfr
(cognate)