Where does “baah” come from?

baah (Proto-Malayic) comes from Proto-Malayo-Chamic baah, from Proto-Malayo-Sumbawan baah, from Proto-Sunda-Sulawesi baah, from Proto-Malayo-Polynesian bahaq, from Proto-Austronesian baSaq, from Azerbaijani baş, from Proto-Turkic baĺč — head; beginning.

Ancestry of “baah”, step by step

StepLanguageWordMeaning
1Proto-Malayo-Chamicbaah—
2Proto-Malayo-Sumbawanbaah—
3Proto-Sunda-Sulawesibaah—
4Proto-Malayo-Polynesianbahaqflood
5Proto-AustronesianbaSaqflood; to overflow
6Azerbaijanibaşhead; beginning; end, side
7Proto-Turkicbaĺčhead; beginning
Every word from Proto-Turkic baĺč →Every word from Azerbaijani baş →Every word from Proto-Austronesian baSaq →