Where does “vřěd” come from?

vřěd (Old Czech) comes from Proto-Slavic verdъ, from Proto-Indo-European werdʰ- — to grow; to raise.

vřěd (Old Czech): ulcer

Definitions

Step	Language	Word	Meaning
1	Proto-Slavic	verdъ	wart, wound; harm, malice
2	Proto-Indo-European	werdʰ-	to grow; to raise

vřěd — Etymology, Origin & Word History | Etymology Explorer