Where does “walunlibo” come from?

walunlibo (Tagalog) comes from Tagalog libo, from Malay ribu, from Proto-Malayic *ribu, from Proto-Malayo-Polynesian *ʀibu — thousand.

Ancestry of “walunlibo”, step by step

walunlibo traces back through two separate lines of ancestry.

via Tagalog libo

StepLanguageWordMeaning
1Tagaloglibothousand
2Malayributhousand; million
3Proto-Malayic*ribu
4Proto-Malayo-Polynesian*ʀibuthousand

via Tagalog walo

StepLanguageWordMeaning
1Tagalogwaloeight
2Proto-Malayo-Polynesianwalueight
3Proto-Austronesianwalueight
Every word from Proto-Malayo-Polynesian *ʀibu