self-destructive
1. [ adjective ] dangerous to yourself or your interests
Synonyms: suicidal
Examples:

"suicidal impulses" "a suicidal corporate takeover strategy" "a kamikaze pilot"

Related terms: dangerous
Similar spelling:   self-destruct
  self-destruction
  self-distrust
  self-deception
  self-direction
  self-directed
  self-defeating
  self-deprecating