Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Polish
łechtać
←
Proto-Slavic
*lъxъtati
(inherited)
←
Proto-Slavic
*lъskъtati
(mention)
←
Old Polish
[[łechtać]], [[łektać]]
(inherited)
→
Polish
łechtaczka
(affix)
→
Polish
połechtać
(affix)