Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
ridder
←
Old English
hridder
(inherited)
←
Old English
hriddel
(cognate)
←
Old English
hridrian
(inherited)
←
German
Reiter
(cognate)
←
English
riddle
(cognate)
←
English
rid
(suffix)
←
English
er
(suffix)
←
Middle English
ridder
(inherited)
←
Middle English
rydder
(mention)
←
Middle English
riddren
(inherited)
←
Proto-Germanic
*hrīdrą
(inherited)
←
Proto-Germanic
*hrīdrǭ
(mention)
←
Proto-Germanic
*hrīdrōną
(inherited)
←
Proto-West Germanic
*hrīdrā
(inherited)
←
Proto-Indo-European
*krey-
(derived)