Zavedovat’ or zavedyvat’?

The purpose of the article is to provide a historical explanation of how the spelling rule of the verb zaveduyu – zavedovat’ arose. The main research method is analytical, involving the analysis of the morphemic and word-forming structure of the verb, as well as the method of observing the historically variable practice of using the verbs zavedovat’ and zavedyvat’, as well as verbs with other prefixes that are of the same root with them. The study found that the normative spelling of zaveduyu – zavedovat’ is not etymological, which arose due to the peculiarities of Russian stressed vocalism and the analogical influence of nominative, not verbal verbs. The results obtained will contribute to the conscious attitude of teachers and students to the spelling norms of the Russian language.