(n.) Retrogression.

advance ascend back back up backslide budge change change place circle climb cock come after come last degenerate descend deteriorate disimprove ebb fall astern fall back fall behind flow follow get behind get over get worse go go around go back go backwards go behind go round go sideways grow worse gyrate jerk back lag behind lapse lapse back let down lose ground mount move move over plunge progress pull back recede recidivate regress relapse retrocede retroflex retrograde retrovert return reverse revert rise rotate run shift sicken sink slacken slip back soar spin stir stream subside throw back trail trail behind travel wane whirl worsen