Where does “abu” come from?

abu (Rukai) comes from Proto-Rukai *abo, from Proto-Austronesian qabu — ash.

abu (Rukai): ash solid remains of a fire

Definitions

  1. ash solid remains of a fire

Ancestry of “abu”, step by step

StepLanguageWordMeaning
1Proto-Rukai*aboash solid remains of a fire
2Proto-Austronesianqabuash
Every word from Proto-Austronesian qabu →Every word from Proto-Rukai *abo →