Where does “þann” come from?

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

Ancestry of “þann”, step by step

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

Words derived from “þann

Every word from Proto-Oceanic *isaEvery word from Proto-Austronesian *əsaEvery word from Proto-Germanic *sa