Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Proto-Slavic
*květьnь
→
Czech
květen
(inherited)
→
Polish
kwiecień
(inherited)
→
Ukrainian
квітень
(inherited)
→
Ukrainian
цветень
(inherited(uk/ru))