Where does “satu” come from?

satu (Iban) comes 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.

satu (Iban): one

Definitions

  1. one

Ancestry of “satu”, step by step

satu traces back through two separate lines of ancestry.

via Proto-Malayic sA-

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

via Proto-Malayic batu

StepLanguageWordMeaning
1Proto-Malayicbatustone
2Proto-Malayo-Polynesianbatustone
3Proto-Austronesian*batuxrock; stone
Every word from Proto-Oceanic *isa →Every word from Proto-Austronesian *əsa →Every word from Proto-Malayo-Polynesian əsa →