сорокъ

Etymology
.
 * In the past it was considered (before 9th century as ), from . Doubtful for phonetic and semantic reasons.
 * From earlier, languages, ultimately from  (compare 🇨🇬, 🇨🇬, 🇨🇬), by dissimilation of  to.

Noun

 * 1) unit of account equal to four tens
 * 2) bunch of 40 pelts
 * 3) church administrative district

Numeral

 * 1) forty

Etymology

 * further.

Numeral

 * 1) forty

Noun

 * 1) bunch of 40 pelts
 * 2) group of 40 rural households