The state of being codependent; codependence(noun)
Something that is codependent(noun)
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Use "codependency" in a sentence
"He grew up keeping his mother okay, he was trained in codependency from the outset."
""The term codependency," says Darlene Albury, LMSW, "refers to a relationship where one or both parties enable the other to act in certain maladaptive ways.""
"Besides, the child in this situation knows that for as long as he can remember, he has been the glue holding his parents together in psychological terms, this is called codependency."