Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Icelandic
stoð
→
Alemannic German
Stud
(cognate)
→
Icelandic
bókastoð
(compound)
→
Icelandic
stoðsending
(compound)