Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
German
unmöglich
←
German
un
(prefix)
←
German
möglich
(prefix)
←
Hunsrik
unmeeghlich
(cognate)
→
Pennsylvania German
umeeglich
(cognate)