Where does “dua(ʔ) puluh” come from?

dua(ʔ) puluh (Proto-Malayic) comes from Proto-Malayo-Polynesian duha puluq, from Proto-Austronesian duSa puluq.

Ancestry of “dua(ʔ) puluh”, step by step

StepLanguageWordMeaning
1Proto-Malayo-Polynesianduha puluq
2Proto-AustronesianduSa puluq

Words derived from “dua(ʔ) puluh

Every word from Proto-Austronesian duSa puluqEvery word from Proto-Malayo-Polynesian duha puluq