Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old English
ierfa
←
Proto-Germanic
*arbijô
(inherited)
←
Old High German
arbeo
(cognate)
←
Old Norse
arfi
(cognate)
→
English
orphan
(cognate)
→
English
erf
(cognate)
→
Old English
earfoþe
(cognate)
→
Ancient Greek
Ὀρφεύς
(cognate)