Where does “magsawa” come from?

magsawa (Bikol Central) comes from Bikol Central sawa, from Proto-Philippine sawa, from Proto-Malayo-Polynesian sawa.

Ancestry of “magsawa”, step by step

StepLanguageWordMeaning
1Bikol Centralsawapython; boa constrictor
2Proto-Philippinesawa—
3Proto-Malayo-Polynesiansawa—
Every word from Proto-Malayo-Polynesian sawa →Every word from Proto-Philippine sawa →Every word from Bikol Central sawa →