Where does “самокрес” come from?

самокрес (Serbo-Croatian) comes from Serbo-Croatian само, from Serbo-Croatian са̑м, from Proto-Slavic samъ, from Proto-Balto-Slavic *sāmas, from Proto-Indo-European somHós, from Proto-Indo-European sem- — together, one.

самокрес (Serbo-Croatian): pistol, gun

Definitions

  1. pistol, gun

Ancestry of “самокрес”, step by step

самокрес traces back through two separate lines of ancestry.

via Serbo-Croatian само

StepLanguageWordMeaning
1Serbo-Croatianсамоonly, not more than, nothing else; connecting...
2Serbo-Croatianса̑мalone, sole
3Proto-Slavicsamъself, oneself
4Proto-Balto-Slavic*sāmas—
5Proto-Indo-EuropeansomHóssame, alike
6Proto-Indo-Europeansem-together, one

via Serbo-Croatian кресати

StepLanguageWordMeaning
1Serbo-Croatianкресатиto prune, trim, cut, clip; to have sex; to...
2Proto-Slavickrěsatito strike fire
3Proto-Indo-Europeankreḱ-to weave
Every word from Proto-Indo-European sem- →Every word from Proto-Indo-European somHós →Every word from Proto-Balto-Slavic *sāmas →