#treachery__betrayal__treason__perfidy  an act of deliberate betrayal
  supertype:  #knavery__dishonesty  lack of honesty; acts of lying or cheating or stealing
  subtype:  #double_cross__double-crossing  an act of betrayal; "he gave us the old double cross"; "I could no longer tolerate his impudent double-crossing"
  subtype:  #sellout  an act of betrayal

No statement uses or specializes #treachery; click here to add one.