#fifth_columnist__fifthcolumnist__saboteur  a member of a clandestine subversive organization who tries to help a potential invader
  supertype:  traitor__treasonist  someone who betrays his country by committing treason
  member of:  fifth_column__fifthcolumn__trojanhorse  a subversive group that supports the enemy and engages in espionage or sabotage; an enemy in your midst

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