dysfunctional

英[dɪs'fʌŋkʃənl] 美[dɪs'fʌŋkʃənl]
  • adj.机能失调的;功能障碍的
Adjective:
  1. impaired in function; especially of a bodily system or organ

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

    "dysfunctional behavior"