Interpersonal friction refers to the discord or tension that arises between people in a relationship. Some synonyms for this phrase include interpersonal conflict, relationship strain, and interpersonal tension. Other terms that convey a sense of tension or discomfort in social interactions include social discord, relational distress, and interpersonal disharmony. These words and phrases are helpful in describing situations where people are experiencing difficulty in communicating or connecting with one another. By recognizing the signs of interpersonal friction, individuals can work to address the underlying issues and find ways to improve their relationships and interpersonal interactions.