Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Luxembourgish
réieren
←
German
rühren
(cognate)
←
Proto-Germanic
*hrōzijaną
(inherited)
←
Old High German
ruoren
(inherited)
←
Icelandic
hræra
(cognate)
←
Dutch
roeren
(cognate)
←
Swedish
röra
(cognate)
→
Luxembourgish
beréieren
(affix)