8 letters · 10 points in Scrabble
originFrom Middle English miserere, a borrowing from Latin miserēre (“have pity”), first word of the 51st Psalm (50th in the older Greek and Latin numbering), translating Ancient Greek ἐλέησον (eléēson) and Biblical Hebrew חָנֵּנִי (ḥānnēnî), inflected form of חָנַן (ḥānan, “have mercy”).
Etymology from Wiktionary, CC BY-SA 3.0