When we talk about the phrase 'revert to,' it means to go back to something or to return to a previous state after a period of change. There are several synonyms for this phrase, such as 'resort to,' which means to turn to someone or something for help or support. 'Return to' signifies going back to a particular place or activity after a break from it. Another synonym is 'retreat to', which refers to moving away from something or someone for safety or privacy. Finally, 'turn back to' is another synonym used when we talk about returning to something after a period of trying something else.