"Taking to task" means to criticize or rebuke someone for something they have done wrong. Some antonyms for this phrase could include "praising," "commending," or "applauding" someone for their actions. Other antonyms may include "pardoning," "excusing," or "forgiving" someone for their mistakes, rather than reprimanding them. Alternatively, some antonyms could focus on encouraging growth and development, such as "mentoring," "coaching," or "supporting" someone to improve their skills or behavior. Overall, there are many ways to provide feedback and guidance to others, and finding an approach that is positively oriented can often be more effective than simply criticizing their actions.