Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Alemannic German
aaträffe
←
German
antreffen
(cognate)
←
Alemannic German
aa
(prefix)
←
Alemannic German
träffe
(prefix)