Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Polish
rzekomy
←
Polish
rzec
(suffix)
←
Polish
omy
(suffix)
←
Old Polish
rzec
(mention)
→
Polish
rzekomo
(suffix)