There are several synonyms for the phrase "bad information" that can be used to describe inaccurate or false information. Some of these synonyms include "misinformation," "false information," "inaccurate information," "erroneous information," "deceitful information," and "bogus information." Each synonym carries a slightly different connotation, but all refer to information that is incorrect or misleading in some way. It is important to be able to recognize and avoid bad information in order to make informed decisions and avoid being misled. By understanding these synonyms, you can better identify when information is not reliable and seek out more accurate sources.