Where does “peluru” come from?

peluru (Malay) comes from Portuguese pelouro, from Latin piloriu, from Latin pila, from Latin pīlus, from Latin pīlum, from Proto-Italic pistlom, from Proto-Indo-European pis-tlo-, from Proto-Indo-European peys- — to grind, to crush.

peluru (Malay): bullet, projectile, ammunition; shot, the heavy...