There are several synonyms for the phrase "doest u-turn". Some of the commonly used phrases include "make a u-turn", "turn around", "reverse direction" and "backtrack". These phrases are often used interchangeably to indicate the act of turning around 180 degrees on a road or path and heading back in the opposite direction. Other variations of the phrase include "do a 180", "flip a u-turn" and "spin a 360". Regardless of which synonym is used, the purpose remains the same - to change course and move in the opposite direction.