Antonyms for the word "most enfeebled" would be words that convey strength, vigor, and vitality. Such antonyms can be "robust," "hardy," "sturdy," "energetic," "vigorous," and "powerful." These words are the opposite of "enfeebled," which denotes weakness, fragility, and exhaustion. Antonyms for the word "most enfeebled" can also include "resilient," "unyielding," and "tough," as these words are synonymous with being strong and capable. By using these antonyms, we can convey a range of emotions and ideas, such as confidence, endurance, and capability, which are vital in achieving success and overcoming obstacles.