1. passionate love (romantic love): strong feelings of longing, desire, and excitement toward a special
person
2. companionate love (affectionate love): mutual understanding and caring to make the relationship
succeed
3. passion: emotional state characterized by high bodily arousal, such as increased heart rate and blood pressure
4. intimacy: a feeling of closeness, mutual understanding, and mutual concern for each other's welfare and
happiness
5. commitment: a conscious decision that remains constant
6. exchange relationships: relationships based on reciprocity and fairness, in which people expect some-
thing in return
7. communal relationships: relationships based on mutual love and concern, without expectation of
repayment
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