Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old High German
sus
←
Proto-West Germanic
*swā
(derived)
←
Dutch
zus
(cognate)
→
German
sonst
(inherited)
→
Central Franconian
söss
(inherited)
→
Luxembourgish
soss
(derived)