Where does “balbalay” come from?

balbalay (Ilocano) comes from Ilocano balay, from Proto-Philippine balay, from Proto-Malayo-Polynesian balay, from Proto-Austronesian balay — house; hall.

Ancestry of “balbalay”, step by step

StepLanguageWordMeaning
1Ilocanobalayhouse
2Proto-Philippinebalayhouse
3Proto-Malayo-Polynesianbalayhouse; hall
4Proto-Austronesianbalayhouse; hall
Every word from Proto-Austronesian balay →Every word from Proto-Malayo-Polynesian balay →Every word from Proto-Philippine balay →