The word "most pondered" implies a deep contemplation or thought process. Its antonyms can be understood as the opposite of this action. Some possible antonyms of "most pondered" could be "quick decision", "impulsive action", "rash move", "snap judgment", or "hasty choice". These words all suggest decisions made without careful consideration or thought. Other antonyms could be "unimportant", "trivial", "inconsequential", or "unremarkable". These words imply a lack of significance or weight, and suggest that the subject is not worth considering or contemplating deeply.