11 letters · 19 points in Scrabble
noun a feeling of deep regret (usually for some misdeed)
originFrom Middle English compunccion, borrowed from Old French compunction, from Late Latin compunctionem (“a pricking”), from Latin compunctus, the past participle of compungere (“to severely prick”), from com- + pungere (“to prick”).
Etymology from Wiktionary, CC BY-SA 3.0