Monogamy
Two partners committed exclusively to each other. The most common relationship structure in Western culture.
Two partners committed exclusively to each other. The most common relationship structure in Western culture.
Having multiple romantic relationships simultaneously with the consent of everyone involved. Focuses on love and connection.
A committed couple who agree to have sexual experiences with other people, often without emotional attachment.
Rejects all rules and expectations (like "romance > friendship"). Each relationship is defined individually by the people in it.