Where does “вибачений” come from?

вибачений (Ukrainian) comes from Ukrainian ви́бачити, from Polish wybaczyć, from Polish wy-, from Proto-Slavic vy-, from Proto-Balto-Slavic ū́, from Proto-Indo-European úd — out, outward.

Ancestry of “вибачений”, step by step

StepLanguageWordMeaning
1Ukrainianви́бачитиto excuse, to pardon, to forgive
2Polishwybaczyćto forgive
3Polishwy-Indicates movement outwards or away
4Proto-Slavicvy-out
5Proto-Balto-Slavicū́—
6Proto-Indo-Europeanúdout, outward
Every word from Proto-Indo-European úd →Every word from Polish wy- →Every word from Proto-Balto-Slavic ū́ →