The antonyms for the word "more placated" would be words that signify the opposite of being calm, satisfied or appeased. These words could include frustrated, irritated, vexed, agitated, displeased, and annoyed. When someone is not placated, they might feel restless, uneasy, or even angry. It can be important to understand antonyms because they help in generating a broader sense of language and expression. By recognizing which words are opposites to "more placated," we can increase our ability to communicate accurately and effectively, both in writing and in our conversations with others.