Jump one's case is an idiomatic expression commonly used to refer to someone who is constantly criticizing or bothering another person. Antonyms for this phrase include ignoring, praising, complimenting, encouraging, admiring, and respecting. Instead of jumping someone's case, one can choose to give constructive feedback or focus on positive aspects of the person's behavior. It is important to keep in mind that criticism can be valuable when given in a constructive way, but constantly jumping someone's case can be harmful to their self-esteem and can damage relationships. Therefore, it is essential to choose the right words and tone to communicate effectively without offending or hurting others.