Indignant is a word that describes a feeling of anger or annoyance at something that is perceived to be unfair or unjust. Some antonyms for the phrase "was indignant" could be: calm, composed, unperturbed, indifferent, serene, relaxed, content, happy, pleased, peaceful, and tranquil. If one is not indignant, they might be feeling calm or peaceful. They might be content with the situation and not feel a need to express anger or annoyance. Alternatively, they could be indifferent and not care about the situation at all. Regardless of the antonym chosen, it is clear that not feeling indignant can encompass a wide variety of emotions and states of mind.