Synonyms for the term "wrong un" primarily revolve around describing someone or something as deceitful, dishonest, or untrustworthy. One synonym often used is "fraud", highlighting the individual's intention to deceive or cheat. "Schemer" is another synonym, suggesting someone who develops intricate plans to manipulate others. Similarly, the word "scammer" refers to a person who engages in fraudulent activities for personal gain. Another synonym, "swindler", denotes someone who deceives others, often through schemes or tricks, to obtain money or valuables. Overall, these synonyms emphasize the negative connotations associated with the term "wrong un" and help shed light on the deceitful qualities it represents.