When expressing falsehoods, it's essential to have a variety of synonyms for the word "falsely" to avoid repetition. Some great alternatives include deceitfully, fraudulently, inaccurately, untruthfully, wrongly, misleadingly, incorrectly, and deceptively. Other equally useful synonyms include fallaciously, insincerely, disingenuously, dishonestly, fictitiously, improperly, and delusively. Each of these synonyms carries slightly different connotations and can be used in various contexts. For instance, deceitfully might be ideal for describing a person's behavior, while inaccurately might be suitable for factual inaccuracies. These synonyms will help to spice up your writing, effectively convey your intended meaning, and keep your readers engaged.