Added 9 October 2026
thereto
/ˌðɛəˈtuː/ adverb
adverb Definition from WordNet 3.1, Princeton University. Pronunciation from Wiktionary, via Kaikki.org. More about thereto at Wordnik → Where our words come from →
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To that.
with all the appurtenances fitting thereto
Origin
From Middle English therto, from Old English þǣrtō (“thereto”), equivalent to there + to. Cognate with Scots tharto, thereto (“thereto”), Saterland Frisian deertou (“thereto”), West Frisian dêrta (“thereto”), Dutch daartoe (“thereto; for that”), German Low German daarto (“to that; for that; thereto”), German dazu (“to that; for that; thereto”).
From Wiktionary, via Kaikki.org (CC BY-SA)