7 letters · 9 points in Scrabble
noun a feeling of deep regret (usually for some misdeed)
originFirst attested circa 14th century as Middle English remors, from Old French remors, from Medieval Latin remorsus, from Latin remordeō (“to torment, vex”, literally “to bite back”), from re- + mordeō (“to bite”). More at remord.
Etymology from Wiktionary, CC BY-SA 3.0