Where does “ininom” come from?

ininom (Tagalog) comes from Tagalog inom, from Proto-Malayo-Polynesian inum, from Proto-Austronesian *inum.

Ancestry of “ininom”, step by step

StepLanguageWordMeaning
1Tagaloginomact of drinking; act of taking a dose of medicine
2Proto-Malayo-Polynesianinumto drink
3Proto-Austronesian*inum—
Every word from Proto-Austronesian *inum →Every word from Proto-Malayo-Polynesian inum →Every word from Tagalog inom →