Where does “bumbunan” come from?

bumbunan (Tagalog) comes from Proto-Malayo-Polynesian bunbunan, from Proto-Austronesian buNbuN, from Proto-Austronesian buN.

bumbunan (Tagalog): fontanelle; the crown or soft spot on the head,...

Definitions

  1. fontanelle; the crown or soft spot on the head,...

Ancestry of “bumbunan”, step by step

bumbunan traces back through two separate lines of ancestry.

via Proto-Malayo-Polynesian bunbunan

StepLanguageWordMeaning
1Proto-Malayo-Polynesianbunbunan—
2Proto-AustronesianbuNbuNfontanelle; crown of the head
3Proto-AustronesianbuN—

via Tagalog bumbon

StepLanguageWordMeaning
1Tagalogbumbondam made of branches and twigs to attract fish to live and nest there of rivers and lakes
Every word from Proto-Austronesian buN →Every word from Proto-Austronesian buNbuN →Every word from Proto-Malayo-Polynesian bunbunan →