Where does “thēr” come from?

thēr (Old Frisian) comes from Proto-West Germanic þār, from Proto-Germanic þar, from Proto-Indo-European tar-, from Proto-Indo-European to-, from Proto-Indo-European só — this; that.

Ancestry of “thēr”, step by step

StepLanguageWordMeaning
1Proto-West Germanicþārthere
2Proto-Germanicþarthere, in that place
3Proto-Indo-Europeantar-there
4Proto-Indo-Europeanto-it; that; the, that
5Proto-Indo-Europeansóthis; that

Words derived from “thēr”

Every word from Proto-Indo-European só →Every word from Proto-Indo-European to- →Every word from Proto-Indo-European tar- →