Possible Clues:

• Conjecture
• Have a go at Labour - it's what the uninformed judge might be guilty of
• Government uses spin taking on Labour theory
• Grouses about window finally breaking, putting a thousand on estimate
• Supposition
• Have a go at what the men do with speculation
• Pure conjecture
• Speculation there's no time for visitor's book
• Formation of opinion without definite knowledge
• There's little reason for using this in solution