Where does “aa” come from?

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

aa (French): The surface of an aa lava flow

Definitions

  1. The surface of an aa lava flow

Ancestry of “aa”, step by step

StepLanguageWordMeaning
1Hawaiianʻaʻāaa, a type of lava; to burn, glow; to be covered...
2Proto-Polynesiankakaha—

Words derived from “aa”

Every word from Proto-Polynesian kakaha →Every word from Hawaiian ʻaʻā →
aa — Etymology, Origin & Word History | Etymology Explorer