Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Frisian
brēf
→
North Frisian
bräif
(inherited)
→
North Frisian
briaf
(inherited)
→
Saterland Frisian
Bräif
(inherited)