Where does “kalibogan” come from?

kalibogan (Bikol Central) comes from Bikol Central libog, from Proto-Philippine *libeg.

Ancestry of “kalibogan”, step by step

kalibogan traces back through two separate lines of ancestry.

via Bikol Central libog

StepLanguageWordMeaning
1Bikol Centrallibog—
2Proto-Philippine*libeg—

via Bikol Central ka- -an

StepLanguageWordMeaning
1Bikol Centralka- -an—
Every word from Proto-Philippine *libeg →Every word from Bikol Central libog →