compurgator
n. மற்றொருவருடைய குற்றமற்ற தன்மைக்கு உறுதிச் சான்றளிப்பவர்.
Com"pur*ga`tor, n. Etym: [LL.] Defn: One who bears testimony or swears to the veracity or innocence of another. See Purgation; also Wager of law, under Wager. All they who know me . . . will say they have reason in this matter to be my compurgators. Chillingworth.