It seemed that Stein would unwittingly betray Aiken's link with the saboteurs and his conspiracy with the late human Lord Coercer.

I did not wish you to fall into the hands of the Duke because of me," I answered, "since it was I who unwittingly betrayed you.

Frederick Thurston and Reginald Kell unwittingly betrayed their methods to me, but I also decided that I wanted to play in certain ways that they had never done.

Their relationship is almost ended when fellow Avenger Mockingbird unwittingly betrays the team and helps a coalition of the world governments kidnap and dismantled Vision, having viewed him as a threat to humanity.

He thus unwittingly betrayed Rhodan's existence, unless Ralph Sikeron had already given away this secret previously.

He boasted irrationally to his unsuspecting captors that the Sword was his, that only he knew where it could be found, unwittingly betraying his last chance to keep possession.

I feared that you would unwittingly betray the cause.

We must helplessly witness spectacularly greedy and fraudulent corporations as they betray stockholders and lay off thousands of workers even as they pay or prepare obscene bonuses for the very executives who were wittingly or unwittingly betraying the stockholders.

He allows himself to fall in love with Aida, the Ethiopian princess, and unwittingly betrays his country.

Under those grey abbey walls he had embraced his father's unviolated grave, and unwittingly betrayed it to violation.