Most exhilaratory means something that is extremely exciting and stimulating. The antonyms for this word would be words that describe something boring, uneventful, or unstimulating. Some of the antonyms for the word most exhilaratory are dreary, dull, boring, unexciting, monotonous, tedious, tiresome, humdrum, and uneventful. For example, a mundane routine or an uneventful day can be antonyms for most exhilaratory. These words are used when describing situations, events, or experiences that fail to induce excitement or enthusiasm. Antonyms for most exhilaratory represent a lack of excitement, energy, and action, and a general sense of monotony and boredom.