Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old High German
toufen
←
Proto-West Germanic
*daupijan
(inherited)
→
German
taufen
(inherited)
→
Central Franconian
dööfe
(mention)
→
Hunsrik
daafe
(inherited)
→
Luxembourgish
deefen
(mention)