The term "most gnomic" refers to something that is highly cryptic, mysterious or enigmatic. The antonyms for this phrase would be terms that convey clarity, simplicity, and lucidity. Some of the possible antonyms of "most gnomic" include clear, understandable, direct, plain, unequivocal, open, explicit, lucid, and straightforward. These words suggest that whatever is being described is easy to comprehend, free of ambiguity and does not require much effort to decipher its meaning. Essentially, these antonyms oppose the notion of something that is "most gnomic" and suggest that it is not difficult to understand.