Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Norwegian Bokmål
leike
←
Proto-Germanic
*laikaną
(inherited)
←
Proto-Indo-European
*leyg-
(derived)
←
Old Norse
leika
(inherited)
→
Norwegian Bokmål
leiketøy
(suffix)
→
Old Norse
leika
(link)