Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Czech
močit
←
Proto-Slavic
*močiti
(inherited)
←
Old Czech
močiti
(inherited)
→
Czech
močení
(affix)
→
Czech
namočit
(affix)
→
Czech
máčet
(doublet)