Where does “Lāhainā” come from?

Lāhainā (Hawaiian) comes from Hawaiian lā, from Proto-Polynesian *la, from Proto-Oceanic layaʀ, from Proto-Malayo-Polynesian layaʀ, from Proto-Austronesian layaʀ — sail.

Ancestry of “Lāhainā”, step by step

StepLanguageWordMeaning
1Hawaiianlāsail; dorsal fin; sun, sun’s heat; sunny, solar
2Proto-Polynesian*lasail a piece of fabric attached to a boat
3Proto-Oceaniclayaʀsail
4Proto-Malayo-Polynesianlayaʀsail
5Proto-Austronesianlayaʀsail
Every word from Proto-Austronesian layaʀ →Every word from Proto-Malayo-Polynesian layaʀ →Every word from Proto-Oceanic layaʀ →