Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Czech
hořký
←
Czech
horký
(doublet)
←
Proto-Slavic
*gorьkъ
(inherited)
→
Czech
horký
(doublet)
→
Czech
hořčice
(affix)
→
Czech
hořčík
(suffix)
→
Czech
hořkost
(suffix)
→
Lower Sorbian
górki
(cognate)