There are a variety of synonyms for the word "reinvestigated," each with different connotations and shades of meaning. Some possibilities include "re-examined," "reviewed," "scrutinized," "reconsidered," "reassessed," "re-evaluated," "reanalyzed," "revisited," "reexplored," and "reopened." These different terms might be more appropriate depending on the context in which they are used, whether it be a legal investigation or a scientific study. Regardless of the specific word chosen, the idea of "reinvestigating" implies a process of looking anew at previously examined material, with an eye towards uncovering new insights or revealing untapped information.