Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Frisian
bifiuchta
←
Old English
befeohtan
(cognate)
←
Old Frisian
bi
(prefix)
←
Old Frisian
fiuchta
(prefix)
→
Old English
befeohtan
(cognate)