Synonyms: nonadaptive, dysfunctional
Definition: (of a trait or condition) failing to serve an adjustive purpose
Usage: dysfunctional behavior
Similar words: maladaptive
Definition: showing faulty adaptation
Synonyms: dysfunctional
Definition: impaired in function; especially of a bodily system or organ
Similar words: impaired
Definition: diminished in strength, quality, or utility
Usage: impaired eyesight