Where does “nečitelný” come from?
nečitelný (Czech) comes from Czech čitelný, from Czech číst, from Old Czech čísti, from Proto-Slavic *čistì, from Proto-Balto-Slavic (s)keistéi, from Proto-Indo-European *(s)kʷéyt-t ~ *(s)kit-ént, from Proto-Indo-European kʷeyt- — to notice; to read.
nečitelný (Czech): illegible
Ancestry of “nečitelný”, step by step