Where does “pagbago” come from?

pagbago (Bikol Central) comes from Bikol Central bago, from Proto-Philippine *baqʀu, from Proto-Malayo-Polynesian baqəʀu, from Proto-Austronesian *baqəʀuh — new.

Ancestry of “pagbago”, step by step

StepLanguageWordMeaning
1Bikol Centralbago—
2Proto-Philippine*baqʀunew
3Proto-Malayo-Polynesianbaqəʀunew recently made or created
4Proto-Austronesian*baqəʀuhnew
Every word from Proto-Austronesian *baqəʀuh →Every word from Proto-Malayo-Polynesian baqəʀu →Every word from Proto-Philippine *baqʀu →