Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Proto-West Germanic
*gang
→
Luxembourgish
Gank
(inherited)
→
Plautdietsch
Gank
(inherited)
→
Saterland Frisian
Goang
(inherited)