Where does “maisugon” come from?

maisugon (Bikol Central) comes from Bikol Central maisog, from Bikol Central isog, from Proto-Malayo-Polynesian *isuʀ.

Ancestry of “maisugon”, step by step

StepLanguageWordMeaning
1Bikol Centralmaisog—
2Bikol Centralisog—
3Proto-Malayo-Polynesian*isuʀ—
Every word from Proto-Malayo-Polynesian *isuʀ →Every word from Bikol Central isog →Every word from Bikol Central maisog →