Where does “ulan” come from?

ulan (Maguindanao) comes from Proto-Malayo-Polynesian bulan, from Austronesian *bulaN, from Proto-Austronesian bulaN — moon; month; menstruation.

ulan (Maguindanao): rain

Definitions

  1. rain

Ancestry of “ulan”, step by step

ulan traces back through two separate lines of ancestry.

via Proto-Malayo-Polynesian bulan

StepLanguageWordMeaning
1Proto-Malayo-Polynesianbulanmoon
2Austronesian*bulaN—
3Proto-AustronesianbulaNmoon; month; menstruation

via Proto-Philippine *qudaŋ

StepLanguageWordMeaning
1Proto-Philippine*qudaŋ—
2Proto-Malayo-Polynesianquzanrain
3Proto-AustronesianquzaNrain
Every word from Proto-Austronesian bulaN →Every word from Austronesian *bulaN →Every word from Proto-Malayo-Polynesian bulan →