Dysfunctional (adjective)

1. Describing a system, process, or relationship that does not work effectively or efficiently.
2. Describing a family or social unit whose members have difficulty communicating and cooperating with each other.

Origin:

Late 19th century: from dys- (expressing negation) + functional.

Examples:

1. The dysfunctional relationship between the employees and the management was affecting the company's performance.
2. The dysfunctional economy was in a state of permanent recession.
3. The dysfunctional family struggled to maintain healthy relationships.
4. The dysfunctional political system was unable to address the needs of its citizens.
5. The school was facing numerous problems, including a dysfunctional administrative structure.