Antonyms for the word "most exsanguinous" would include words like "bloody," "sanguinary," or "sanguineous." These words all relate to the presence of blood, which is the opposite of being exsanguinous or lacking blood. Other antonyms could be "rosy," "flushed," or "ruddy," which suggest a healthy and vibrant complexion, whereas exsanguinous entails a pale and drained appearance. Additionally, words like "robust," "energetic," or "vital" could be considered antonyms, as they refer to a strong and vigorous constitution, as opposed to the weakened state of being exsanguinous.