BACKTRACK

[verb] - to go back along a path you have just followed, or (figurative) to say that you did not mean something you said earlier or that you have changed your opinionWe went the wrong way and had to backtrack till we got to the right turning. [I](figurative) "All right," he backtracked, "It's possible that I was mistaken." [+ speech](figurative) The officers were forced to backtrack on their statements. [I](figurative) She refused to backtrack from her criticisms of the proposal. [I]