Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
West Frisian
ûnwittend
←
West Frisian
ûn
(prefix)
←
West Frisian
wittend
(prefix)
→
English
unwitting
(cognate)