"Factualisms" refers to statements or beliefs that are based purely on factual evidence. Antonyms for this word would include terms that refer to opinions, beliefs, or ideas that are not based on verifiable facts. These could include terms like "speculation," "fiction," "fantasy," "conjecture," "myth," or "superstition." These antonyms describe statements or beliefs that are not based on objective evidence, but rather on personal interpretations, assumptions, or traditional beliefs. Using antonyms to factualisms reminds us that not all beliefs or opinions are based on objective evidence, and that it is important to differentiate between fact-based information and non-factual claims.