Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
North Frisian
Gērs
←
Proto-Germanic
*grasą
(inherited)
←
Proto-Indo-European
*gʰreH₁-
(derived)
←
Old Frisian
gers
(inherited)
←
Old Frisian
gres
(mention)