The antonyms for "go advance" are numerous and varied. To retreat, to withdraw, to regress, to recede, to fall behind, to back down, to stagnate, to stand still, to remain static, to deteriorate, to decline, to regress, to lapse, to degenerate, to weaken, to crumble, to backpedal, to devolve, to revert, to dwindle, to diminish, to decrease, to lessen, to subside, to fade, to flag, to ebb... These words indicate the opposite of progress, the absence of forward motion, or even a reversal of previously achieved gains.