Where does “жѧтва” come from?

жѧтва (Old East Slavic) comes from Proto-Slavic žętva, from Proto-Slavic žęti, from Proto-Indo-European gʷʰen-, from Proto-Indo-European bʰon-.

Ancestry of “жѧтва”, step by step

StepLanguageWordMeaning
1Proto-Slavicžętvaharvest
2Proto-Slavicžętito press, squeeze; to reap, mow
3Proto-Indo-Europeangʷʰen-to strike, slay, kill
4Proto-Indo-Europeanbʰon-—
Every word from Proto-Indo-European bʰon- →Every word from Proto-Indo-European gʷʰen- →Every word from Proto-Slavic žęti →