There are several synonyms for the phrase "moved backward," each with its unique connotations. One might say "retreated" if referring to a tactical movement, such as in a military maneuver. "Backtracked" could be used if someone changed their mind or uncovered new information. "Regressed" implies a decline or a movement away from progress. "Recoiled" suggests a sudden or involuntary movement in response to a stimulus. Lastly, "receded" refers to a gradual movement away from a specific point or location. Each of these synonyms provides a slightly different shade of meaning, showcasing the richness and complexity of the English language.