This article attempts to find out the origin of a number of homonyms, as well as their correlates (phonetic, lexical-semantic variants, and derived words), i.e ри́нда / ры́нда, ры́н(д)ега / ры́нюга, ринь / рынь, etc. They are recorded in the Northern Russian dialects in independent and related (as part of phraseological phrases) use in two areas, i.e. the north-western regions of Arkhangelsk region and Belozerye. The main source of dialect material is the card catalogue of the Dictionary of Dialects of the Russian North, which makes it possible to take into account a number of additional parameters during the etymologisation and semantic reconstruction of dialecticisms: the exact geographical reference, the number of fixations, etc. From th...