Where does “непушачица” come from?

непушачица (Serbo-Croatian) comes from Serbo-Croatian непушач, from Serbo-Croatian не, from Proto-Slavic ne, from Proto-Balto-Slavic nē, from Proto-Indo-European né — not; no.

Ancestry of “непушачица”, step by step

StepLanguageWordMeaning
1Serbo-Croatianнепушачnon-smoker
2Serbo-Croatianнеnot; no
3Proto-Slavicnenot
4Proto-Balto-Slavicnēnot
5Proto-Indo-Europeannénot; no
Every word from Proto-Indo-European né →Every word from Proto-Balto-Slavic nē →Every word from Proto-Slavic ne →