žnout (Czech) comes from Old Czech žieti, from Proto-Slavic zijati, from Proto-Balto-Slavic źiāˀ-, from Proto-Indo-European ǵʰh₁i-eh₂-, from Proto-Indo-European ǵʰeh₁y-, from Proto-Indo-European ǵʰih₁-.
žnout (Czech): to mow, to reap