Where does “sā” come from?

sā (Old Swedish) comes from Old Norse sá, from Proto-Germanic *sa, from Proto-Austronesian *əsa, from Proto-Oceanic *isa.

Ancestry of “sā”, step by step

StepLanguageWordMeaning
1Old Norsesáthis, that; to sow; saw, "first or third-person...
2Proto-Germanic*sa—
3Proto-Austronesian*əsa—
4Proto-Oceanic*isa—

Words derived from “sā”

Every word from Proto-Oceanic *isa →Every word from Proto-Austronesian *əsa →Every word from Proto-Germanic *sa →