Where does “pietrać” come from?

pietrać (Polish) comes from Polish pieter, from Polish Piotr, from Old Czech Petr, from Latin Petrus, from Indonesian penembak, from Indonesian tembak, from Malay tembak, from Malay timbak.

Ancestry of “pietrać”, step by step

StepLanguageWordMeaning
1Polishpieter—
2PolishPiotrwindow cross
3Old CzechPetr—
4LatinPetrusPeter
5Indonesianpenembakshooter
6Indonesiantembakto shoot to fire a shot
7Malaytembakto shoot
8MalaytimbakObsolete form of tembak
9Proto-Malayictimbak—
10Proto-Malayo-Polynesianti(m)bak—
Every word from Proto-Malayo-Polynesian ti(m)bak →Every word from Proto-Malayic timbak →Every word from Malay timbak →