dysfunctional

From dysfunction +‎ -al.

dysfunctional (comparative more dysfunctional, superlative most dysfunctional)

1. Not performing its proper or intended function.
2. Functioning incorrectly or abnormally; especially, designating of a business, family or social group with harmful, aberrant, strange or abnormal behavior.

Used frequently in regard to social and organizational functioning: "dysfunctional quality assurance", dysfunctional family, dysfunctional behavior.

• eufunctional
• functional

• dysfunctionality
• dysfunctionally

• dysfunction (noun)