Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Pennsylvania German
mir
←
German
mir
(cognate)
←
Middle High German
mir
(inherited)
→
Pennsylvania German
mer
(link)
→
Pennsylvania German
mer
(link)