Where does “tuktok” come from?

tuktok (Bikol Central) comes from Proto-Austronesian *tuktuk — beak.

Ancestry of “tuktok”, step by step

StepLanguageWordMeaning
1Proto-Austronesian*tuktukbeak
Every word from Proto-Austronesian *tuktuk
tuktok — Etymology, Origin & Word History | Etymology Explorer