Dysfunctional means not working correctly or as intended, typically referring to a system, organization, or relationship that is not operating effectively. Full definition
Others, however, have histories of dysfunctional family relationships and current individual and marital difficulties. (evergreenpsychotherapycenter.com)
In fact, the movie could be viewed as a kind of dysfunctional family — both genetic family and work family. (moviereviewsfromthedark.com)
They might identify patterns carried over from childhood that cause problems in their adult lives, especially if one or both partners were raised in dysfunctional families. (wisegeek.com)