Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Czech
jasný
←
Proto-Slavic
*ěsnъ
(inherited)
→
Czech
nejasný
(affix)
→
Czech
jasnovidec
(affix)
→
Czech
jasnovidnost
(affix)
→
Czech
jasnovidný
(affix)
→
Czech
jasnozřivý
(affix)
→
Lower Sorbian
jasny
(cognate)