Supplicatory means to beseech or plead with someone in a humble and earnest manner. Therefore, antonyms for the term would convey the opposite meaning, indicating a lack of supplication. Words that could be used as antonyms for most supplicatory on this basis include demanding, commanding, forceful, insistent, or imperious. These contrasting terms reflect a more assertive or aggressive approach, communicating that one is not attempting to win over or persuade another party, but is instead imposing their will upon them. Overall, when seeking to express a concept that opposes supplicatory, it is important to consider the intended tone and context of the message.