"More unfabled" is a term that can be interpreted in different ways depending on the intended context. However, some antonyms for "unfabled" include "credible," "believable," "authentic," and "factual." These words imply that something is truthful, trustworthy, and reliable, as opposed to being a myth or a fictional story. Other antonyms for the word could be "proven, verifiable, established, genuine, historic or verified." It is important to consider the context, tone, and audience when selecting the best antonyms or synonyms for a given word to avoid any confusion or ambiguity in communication.