Interpersonal (adjective)

1. Relating to the relationships and interactions between people.
2. Relating to the exchange of information, emotions, and feelings between people.

Origin:

Late 19th century: from inter- + personal.

Examples:

1. Interpersonal skills are important in both personal and professional relationships.
2. Her interpersonal communication style was direct and assertive.
3. Interpersonal conflict can have a negative impact on the workplace.
4. The course covered the topics of interpersonal communication and conflict resolution.
5. His interpersonal relationships improved significantly after therapy.