Dysfunctional vs. Unfunctional — Which is Correct Spelling?

Not operating normally or properly

Abnormal or impaired functioning of a bodily system or organ.

Failure to achieve or sustain a behavioral norm or expected condition, as in a social relationship.

Not performing its proper or intended function.

Functioning incorrectly or abnormally; especially, designating of a business, family or social group with harmful, aberrant, strange or abnormal behavior.

Impaired in function; especially of a bodily system or organ.

Failing to serve an adjustive purpose; - of a trait or condition; as, dysfunctional behavior.

Impaired in function; especially of a bodily system or organ

(of a trait or condition) failing to serve an adjustive purpose;