Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Saterland Frisian
Druuwe
←
Proto-West Germanic
*þrūbō
(mention)
←
Old Frisian
drūve
(derived)
←
Old Frisian
*thrūfa
(mention)