betray
Cross references: 1. reveal be.tray \bi-'tra-\ \-'tra-(-*)l\ \-'tra--*r\ vb [ME betrayen, fr. be- + trayen to betray, fr. OF trai:rX, fr. L tradere 1: to lead astray; esp : SEDUCE 2: to deliver to an enemy by treachery 3: to fail or desert esp. in time of need 4a: to reveal unintentionally 4b: SHOW, INDICATE 4c: to disclose in violation of confidence : to prove false - be.tray.al n