Where does “pagkakan” come from?

pagkakan (Bikol Central) comes from Bikol Central kakan, from Proto-Malayo-Polynesian *ka-kaən, from Proto-Malayo-Polynesian kaən, from Proto-Austronesian kaən — to eat.

Ancestry of “pagkakan”, step by step

pagkakan traces back through two separate lines of ancestry.

via Bikol Central kakan

StepLanguageWordMeaning
1Bikol Centralkakan—
2Proto-Malayo-Polynesian*ka-kaən—
3Proto-Malayo-Polynesiankaənto eat
4Proto-Austronesiankaənto eat

via Bikol Central pag

StepLanguageWordMeaning
1Bikol Centralpag—
Every word from Proto-Austronesian kaən →Every word from Proto-Malayo-Polynesian kaən →Every word from Proto-Malayo-Polynesian *ka-kaən →