Where does “iho” come from?

iho (Bikol Central) comes from Proto-Malayo-Polynesian qihu, from Proto-Austronesian qiSu — shark.

Ancestry of “iho”, step by step

StepLanguageWordMeaning
1Proto-Malayo-Polynesianqihushark
2Proto-AustronesianqiSushark
Every word from Proto-Austronesian qiSu →Every word from Proto-Malayo-Polynesian qihu →