Where does “ʻŌpūnui” come from?

ʻŌpūnui (Hawaiian) comes from Hawaiian ʻōpū, from Proto-Polynesian *kuupoo, from Proto-Oceanic *kobuŋ, from Proto-Malayo-Polynesian *kəmpuŋ — belly.

Ancestry of “ʻŌpūnui”, step by step

StepLanguageWordMeaning
1Hawaiianʻōpūstomach, belly
2Proto-Polynesian*kuupoo—
3Proto-Oceanic*kobuŋbelly
4Proto-Malayo-Polynesian*kəmpuŋbelly
Every word from Proto-Malayo-Polynesian *kəmpuŋ →Every word from Proto-Oceanic *kobuŋ →Every word from Proto-Polynesian *kuupoo →