Rehashing is the act of reusing or repeating something, usually with little to no alteration. Synonyms for the term include reiterating, rephrasing, recapitulating, restating, revisiting, recycling, regurgitating, and repeating. Reiterating refers to conveying the same message more than once. Rephrasing means to express the same idea using different words. Recapitulating involves summarizing and reviewing something already discussed. Restating is the act of stating something again in the same exact words. Revisiting means going back to a topic previously discussed. Recycling involves using something again in the same form. Regurgitating refers to the act of spitting something back out without proper digestion. Finally, repeating means saying or doing something again.