Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
German
darnach
→
Cimbrian
darnaach
(cognate)
→
Cimbrian
darnå
(cognate)
→
Luxembourgish
duerno
(cognate)