Where does “sladkost” come from?
sladkost (Czech) comes from Czech sladký, from Proto-Slavic soldъkъ, from Proto-Balto-Slavic salHdus, from Proto-Indo-European sh₂el-d-u-, from Proto-Indo-European seh₂l- — salt, sea salt.
sladkost (Czech): candy , sweet; sweetness
Ancestry of “sladkost”, step by step