On system relations between dialect names of buildings and their parts

The article presents a study of the genus-species relations and semantic connections of dialect names of buildings and their parts, namely their structural analysis is carried out. Special attention is paid to identifying the specifics of this lexico-semantic group, describing the phenomena of polysemy and homonymy, the main ways of word formation of dialectisms. The study is based on the material of the Russian dialects of Mordovia.