Where does “kadugian” come from?

kadugian (Bikol Central) comes from Bikol Central dugi, from Proto-Malayo-Polynesian duʀi, from Proto-Austronesian duʀi — thorn.

Ancestry of “kadugian”, step by step

kadugian traces back through two separate lines of ancestry.

via Bikol Central dugi

StepLanguageWordMeaning
1Bikol Centraldugifish bone; spine of a fish; mud
2Proto-Malayo-Polynesianduʀithorn
3Proto-Austronesianduʀithorn

via Bikol Central ka- -an

StepLanguageWordMeaning
1Bikol Centralka- -an—
Every word from Proto-Austronesian duʀi →Every word from Proto-Malayo-Polynesian duʀi →Every word from Bikol Central dugi →