7 letters · 10 points in Scrabble
adverb (formal) in or into that thing or place
originFrom Middle English theryn, ther-inne, þer-in, from Old English þǣrin, þǣrinne, from Proto-West Germanic *þārin, *þārinna, from Proto-Germanic *þarin, *þarinna, equivalent to there + in. Cognate with Saterland Frisian deerin (“therein”), West Frisian dêryn (“therein”), Dutch daarin (“therein”), German Low German daarin (“therein”), German darin, drin (“therein”), Danish deri (“therein”), Swedish…
Etymology from Wiktionary, CC BY-SA 3.0