Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Frisian
him
←
Proto-Germanic
*himmai
(derived(ofs/fy))
→
North Frisian
höm
(inherited)
→
West Frisian
him
(inherited)