Antonyms for the phrase "was in harmony" include "was in conflict," "was discordant," "was out of sync," "was at odds," and "was opposing." When something is in harmony, it means that it is working well together, creating a pleasant and balanced result. However, when something is in conflict or discordant, it means that there is disagreement or disharmony present, potentially leading to negative consequences. By recognizing the antonyms for "was in harmony," we can better understand the importance of working towards cooperation and agreement, rather than conflict and disagreement, in order to achieve positive outcomes.