Where does “wionysek” come from?

wionysek (Polish) comes from Polish wianek, from Proto-Slavic věnъ — interlacement; wreath.

Ancestry of “wionysek”, step by step

StepLanguageWordMeaning
1Polishwianekgarland
2Proto-Slavicvěnъinterlacement; wreath
Every word from Proto-Slavic věnъEvery word from Polish wianek