Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Proto-Germanic
*bai-
→
Faroese
báðir
(derived)
→
Icelandic
báðir
(derived)
→
Old Saxon
bethia
(inherited)
→
Pennsylvania German
beed
(inherited)