Antonyms for the phrase "giving account of" could include concealing, hiding, withholding, obscuring, keeping secret or failing to disclose. When someone is not giving an account of something, they are essentially avoiding responsibility or failing to be transparent. This might indicate a lack of trustworthiness or an unwillingness to be honest, so antonyms for giving account of might include more positive traits such as openness, honesty or accountability. It is important to maintain transparency and accountability in personal relationships, workplaces, and organizations. Therefore, avoiding the antonyms mentioned above is essential.