Where does “Kutawatu” come from?

Kutawatu (Maguindanao) comes from Maguindanao watu, from Proto-Philippine *batu, from Proto-Malayo-Polynesian batu, from Proto-Austronesian *batux — rock; stone.

Ancestry of “Kutawatu”, step by step

StepLanguageWordMeaning
1Maguindanaowatustone; rock
2Proto-Philippine*batustone substance; small piece of stone
3Proto-Malayo-Polynesianbatustone
4Proto-Austronesian*batuxrock; stone

Words derived from “Kutawatu”

Every word from Proto-Austronesian *batux →Every word from Proto-Malayo-Polynesian batu →Every word from Proto-Philippine *batu →