Meaning

originInherited from Middle English unto, from Old English *untō, *und tō, equivalent to un- (“against; toward; up to”) + to. Cognate with Old Frisian ont to ("until"; > Saterland Frisian antou (“until”)) (cf. Old Frisian und (“up to; till”), Old Frisian til (“till; to”)), Old Saxon untō, untuo (“until”), Old High German unze, unzi, unza (“until”), Old Norse und (“as far as; up to”), Gothic 𐌿𐌽𐍄𐌴 (untē,…

Etymology from Wiktionary, CC BY-SA 3.0