Where does “abo” come from?

abo (Bikol Central) comes from Proto-Philippine qabu, from Proto-Malayo-Polynesian qabu, from Proto-Austronesian qabu — ash.

Ancestry of “abo”, step by step

StepLanguageWordMeaning
1Proto-Philippineqabuash
2Proto-Malayo-Polynesianqabuash solid remains of a fire
3Proto-Austronesianqabuash

Words derived from “abo”

Every word from Proto-Austronesian qabu →Every word from Proto-Malayo-Polynesian qabu →Every word from Proto-Philippine qabu →