Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
German
geruhen
←
Proto-Germanic
*rōkijaną
(inherited)
←
Middle High German
giruochen
(inherited)
←
Old High German
giruohhen
(inherited)
←
Old High German
ruohhen
(mention)
→
English
reck
(cognate)
→
Bulgarian
рача
(cognate)
→
Danish
røgt
(cognate)
→
German
geruhsam
(suffix)