If you're looking for synonyms for "dost an about-face," there are plenty of options to choose from. Some alternatives could be "make a U-turn," "do a 180," "reversal," or "change direction." Other possibilities include "pivot," "turn around," "backtrack," or "retract." Depending on the context, you might also consider using phrases like "change course," "switch gears," "alter one's stance," or "shift one's position." No matter which synonym you choose, using varied language can help keep your writing fresh and engaging.