Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Luxembourgish
reiden
←
Danish
ride
(cognate)
←
German
reiten
(cognate)
←
English
ride
(cognate)
←
Proto-Germanic
*rīdaną
(inherited)
←
Middle High German
rīten
(inherited)
←
Old High German
rītan
(inherited)
←
Icelandic
ríða
(cognate)
←
Dutch
rijden
(cognate)
←
Swedish
rida
(cognate)
→
Luxembourgish
Reider
(affix)