The phrase "in differences" refers to a state of disagreement or discord between individuals or groups. There are several synonyms for this phrase that can be used to convey the same meaning, but with slightly different connotations. "In conflict" is a strong and direct synonym that emphasizes the opposing viewpoints and the potential for hostility. "At odds" is a more subtle synonym that focuses on the lack of harmony and alignment between the parties involved. "In disagreement" is a neutral synonym that simply states that the parties do not see eye-to-eye on a particular issue. Regardless of which synonym is used, the key takeaway is that there is a difference of opinion that needs to be resolved.