overdependence

noun

1. (uncountable, usually)Excessive reliance or dependence on something.

   “We have an overdependence on cheap labor.”

   “For many, gay bars have been the traditional vehicle for coming out. Gays, unlike heterosexuals, are rarely provided with homosexual companionship at home or at work. This as made for a frequent overdependence on those social contacts offered by the bar scene — contacts which are often by the nature of their starting point, unfulfilling.”