Where does “wujna” come from?

wujna (Polish) comes from Polish -na, from Old Polish -na, from Proto-Slavic -ьnъ — -ish, -ic, -al, -ed; From adjectives.

Ancestry of “wujna”, step by step

StepLanguageWordMeaning
1Polish-naforms feminine adjective-like nouns -ess
2Old Polish-naforms feminine adjective-like nouns
3Proto-Slavic-ьnъ-ish, -ic, -al, -ed; From adjectives
Every word from Proto-Slavic -ьnъ →Every word from Polish -na →Every word from Old Polish -na →
wujna — Etymology, Origin & Word History | Etymology Explorer