Where does “aa” come from?

aa (Italian) comes from Hawaiian ʻaʻā, from Proto-Polynesian kakaha.

aa (Italian): aa type of lava flow

Definitions

  1. aa type of lava flow

Ancestry of “aa”, step by step

StepLanguageWordMeaning
1Hawaiianʻaʻāaa, a type of lava; to burn, glow; to be covered...
2Proto-Polynesiankakaha—
Every word from Proto-Polynesian kakaha →Every word from Hawaiian ʻaʻā →