Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Proto-West Germanic
*gīdisōn
→
Old English
gitsian
(inherited)
→
Cimbrian
ghitzan
(inherited)
→
German
Geiz
(inherited)
→
German
geizen
(derived)
→
Luxembourgish
Gäiz
(derived)