Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old High German
koufōn
→
German
kaufen
(inherited)
→
Central Franconian
koofe
(inherited)
→
Luxembourgish
kafen
(inherited)
→
Yiddish
קויפֿן
(inherited)