Where does “mapatigob” come from?

mapatigob (Bikol Central) comes from Bikol Central patigob, from Bikol Central tigob, from Proto-Malayo-Polynesian *təʀab, from Proto-Austronesian *Cəʀab — a belch.

Ancestry of “mapatigob”, step by step

StepLanguageWordMeaning
1Bikol Centralpatigob—
2Bikol Centraltigob—
3Proto-Malayo-Polynesian*təʀaba belch
4Proto-Austronesian*Cəʀaba belch
Every word from Proto-Austronesian *Cəʀab →Every word from Proto-Malayo-Polynesian *təʀab →Every word from Bikol Central tigob →