Related Clues:

• Whodunit kernel
• It might thicken when given a twist
• Churchyard unit
• Secret plan
• Cabal's creation
• Schemer's hatching
• Whodunit blueprint
• Surface for gardening
• Conspire (against)
• ''The ___ thickens''
• It thickens after a while
• Collude
• Small area of ground
• Part of a whodunit that reveals who done it
• You may get annoyed if it's given away