Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
German
darum
←
Middle High German
[[darumme]], [[dar umme]], [[darumbe]], [[dar umbe]]
(inherited)
→
Cimbrian
darump
(cognate)
→
Cimbrian
darumme
(cognate)
→
German
rum
(mention)
→
Saterland Frisian
deeruum
(cognate)