Adjective dysfunctional has 2 senses
  1. dysfunctional - impaired in function; especially of a bodily system or organ
    Antonym:
    unimpaired (indirect, via impaired)
  2. dysfunctional, nonadaptive - (of a trait or condition) failing to serve an adjustive purpose; "dysfunctional behavior"
    Antonyms: adaptive, adaptative (indirect, via maladaptive)
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