Mudslinger is a term used to describe someone who engages in negative campaigning or character assassination. The term can be broken down into three words: defamer (7 letters), smearer (7 letters), and MUCKRAKER (9 letters). A defamer is someone who spreads false or damaging information about another person or group. A smearer is someone who spreads malicious gossip or rumors. A MUCKRAKER is someone who investigates and exposes corruption or scandal. All three terms are related to the term mudslinger, which is used to describe someone who engages in negative campaigning or character assassination.