Where does “titau” come from?

titau (Malay) comes from Malay tahu, from Proto-Malayic tahu(ʔ), from Proto-Malayo-Polynesian taqu, from Proto-Austronesian Caqu — to know how, be able to.

Ancestry of “titau”, step by step

titau traces back through two separate lines of ancestry.

via Malay tahu

StepLanguageWordMeaning
1Malaytahuto know; tofu, specifically firm pressed fresh...
2Proto-Malayictahu(ʔ)to know; be able to
3Proto-Malayo-Polynesiantaquto know how; be able to
4Proto-AustronesianCaquto know how, be able to

via Malay tidak

StepLanguageWordMeaning
1Malaytidaknot
2Proto-Malayicdaʔ
3Proto-Malayo-Polynesiandiaqnot
Every word from Proto-Austronesian Caqu