Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
stationer
←
English
station
(suffix)
←
English
er
(suffix)
←
English
stationary
(doublet)
←
Proto-Indo-European
*steh₂-
(root)
→
English
stationary
(doublet)
→
English
stationery
(suffix)