Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Czech
popel
←
Proto-Slavic
*pepelъ
(inherited)
→
Czech
Popelka
(affix)
→
Czech
popelář
(affix)
→
Czech
popelník
(affix)
→
Czech
popelnice
(affix)
→
Lower Sorbian
popjeł
(cognate)