The story
- Proto-Indo-European · inherited from*tó-r“there”
- Proto-Germanic · inherited from*þar“at that place; there”
- Proto-West Germanic · inherited from*þār
- Old English · inherited fromþēr
- Middle English · inherited fromthere
- English todaythere
From Middle English there, ther, thare, thar, thore, from Old English þēr, þǣr, þār (“there; at that place”), from Proto-West Germanic *þār, from Proto-Germanic *þar (“at that place; there”), from Proto-Indo-European *tó-r (“there”), from demonstrative pronominal base *to- (“the, that”) + adverbial suffix *-r. Cognate with Scots thar, thair (“there”), North Frisian dear, deer, där (“there”), Saterland Frisian deer (“there”), West Frisian dêr (“there”), Dutch daar (“there”), Low German dar (“there”), German da, dar- (“there”), Danish der (“there”), Norwegian der (“there”), Swedish där (“there”), Icelandic þar (“in that place, there”).
Etymology from Wiktionary, CC BY-SA 4.0.