flip-flopping russian

• переобува́ющийся

  flip-flopping, opportunistic, someone who frequently changes their stance

• переобува́вший

  who was changing (sb's) shoes, who was putting other shoes on (sb)

  who was changing the tires (of a car), who was swapping the tires

  who was changing his mind, who was switching allegiance, who was flip-flopping