The phrase "jar with" is often used to describe a feeling of discord or tension between two people or things. Some synonyms for this phrase include clash, conflict, and contend. These words can be used to describe a situation where two people have opposing opinions or ideas, or a situation where two objects or colors clash in an unpleasant way. Other synonyms for "jar with" might include contrast or jolt, both of which describe a sudden difference or interruption in a situation. By using these synonyms for "jar with," writers and speakers can add descriptive nuance and precision to their language.