Where does “niebożątko” come from?

niebożątko (Polish) comes from Polish niebożę, from Polish niebogi, from Old Polish niebog, from Proto-Slavic nebogъ, from Proto-Slavic ne, from Proto-Balto-Slavic nē, from Proto-Indo-European né — not; no.

Ancestry of “niebożątko”, step by step

StepLanguageWordMeaning
1Polishniebożępoor thing, poor fellow
2Polishniebogipoor, unfortunate, unhappy
3Old Polishniebog—
4Proto-Slavicnebogъpoor; unfortunate
5Proto-Slavicnenot
6Proto-Balto-Slavicnēnot
7Proto-Indo-Europeannénot; no
Every word from Proto-Indo-European né →Every word from Proto-Balto-Slavic nē →Every word from Proto-Slavic ne →