Where does “dua puluh satu” come from?

dua puluh satu (Malay) comes from Malay satu, from Proto-Malayic sA-, from Proto-Malayic əsa, from Proto-Malayo-Chamic əsa, from Proto-Malayo-Sumbawan əsa, from Proto-Malayo-Polynesian əsa, from Proto-Austronesian *əsa, from Proto-Oceanic *isa.

dua puluh satu (Malay): twenty-one

Definitions

  1. twenty-one

Ancestry of “dua puluh satu”, step by step

dua puluh satu traces back through two separate lines of ancestry.

via Malay satu

StepLanguageWordMeaning
1Malaysatuone
2Proto-MalayicsA-one
3Proto-Malayicəsa—
4Proto-Malayo-Chamicəsa—
5Proto-Malayo-Sumbawanəsa—
6Proto-Malayo-Polynesianəsaone
7Proto-Austronesian*əsa—
8Proto-Oceanic*isa—

via Malay dua puluh

StepLanguageWordMeaning
1Malaydua puluhtwenty
2Proto-Malayicdua(ʔ) puluh—
3Proto-Malayo-Polynesianduha puluq—
4Proto-AustronesianduSa puluq—
Every word from Proto-Oceanic *isa →Every word from Proto-Austronesian *əsa →Every word from Proto-Malayo-Polynesian əsa →