From Proto-Slavic*čьstь(“honour”), from Proto-Indo-European*(s)kʷit-tis. Cognate with Sanskritचित्ति(cítti, “thinking, understanding”) and Avestan[script needed](čisti-, “consciousness”). Compare Czech čest, Russian and Ukrainian честь, Serbo-Croatian and Slovene čast, Belarusian чэсць, Slovak česť, Bulgarian чест.