Where does “mau tidak mau” come from?

mau tidak mau (Indonesian) comes from Indonesian tidak, from Malay tidak, from Proto-Malayic daʔ, from Proto-Malayo-Polynesian diaq — not.

Ancestry of “mau tidak mau”, step by step

mau tidak mau traces back through two separate lines of ancestry.

via Indonesian tidak

StepLanguageWordMeaning
1Indonesiantidaknot
2Malaytidaknot
3Proto-Malayicdaʔ
4Proto-Malayo-Polynesiandiaqnot

via Indonesian mau

StepLanguageWordMeaning
1Indonesianmauto want, to desire
2Malaymahuto want, to desire; will
3Proto-Polynesian*mafustale of food
Every word from Proto-Malayo-Polynesian diaq