Reconstruction:Proto-Slavic/porxъno

Etymology
Possibly substantivized adjective (judging by 🇨🇬, 🇨🇬, 🇨🇬), related to,  and.

Noun

 * 1) something rotten, mouldy, decayed (rot, rotten/rotted tree)

Descendants

 * East Slavic:
 * South Slavic: —
 * West Slavic:
 * South Slavic: —
 * West Slavic: