Family violence is abusive behaviour that can be physical, sexual or psychological. It can also take the form of physical or emotional neglect. Family violence occurs in relationships of kinship, intimacys dependency or trust. Individuals can be abused regardless of their age, gender, cultural background, education, income or place of residence.
                                                                                       --www.hc-sc.gc.ca/ahc-asc/activitstrateg/violence-eng.php

亲戚关系是有血缘的关系。
亲密关系多指性关系。