Where does “уѣздъ” come from?

уѣздъ (Old East Slavic) comes from Proto-Slavic jězdъ, from Proto-Slavic ězditi, from Proto-Slavic (j)ězditi.

Ancestry of “уѣздъ”, step by step

уѣздъ traces back through two separate lines of ancestry.

via Proto-Slavic jězdъ

StepLanguageWordMeaning
1Proto-Slavicjězdъ—
2Proto-Slavicězditi—
3Proto-Slavic(j)ězditi—

via Proto-Slavic u-

StepLanguageWordMeaning
1Proto-Slavicu-away

Words derived from “уѣздъ”

Every word from Proto-Slavic (j)ězditi →Every word from Proto-Slavic ězditi →Every word from Proto-Slavic jězdъ →