The antonyms for the word "more okey dokey" include words like worse, bad, deficient, insufficient, lacking, unsatisfactory, inadequate. These words indicate the opposite of "more okey dokey," which stands for something acceptable or satisfactory. When something is worse or bad, it is not satisfactory, and when something is deficient or insufficient, it is not enough to meet our needs or expectations. Similarly, lacking and inadequate mean that something is missing or not up to the mark. Therefore, we must use these antonyms in a sentence carefully to emphasize the opposite of what we mean by "more okey dokey.