Related Clues:
- Something infiltrating democracy, an ideology that's poisonous
- Poison in conspiracy an idea
- Very dangerous poison
- 'You are the ___ of my existence'
- Source of torment
- Strange decay in the poison
- Bugbear, bête noire
- Many ultimately in prison die horribly -- from this?
- Greenish-blue fish, it's poisonous
- Shrouded in secrecy: an ideal murder weapon?
- Source of 34-Across