Related Clues:

• Interfere with
• Throw up a roadblock in front of
• Get in the way of
• Deter
• Slow the progress
• Encumber
• Try to prevent, as an investigation
• Stand in the way
• Retard in movement
• Be an obstacle to
• Hinder or obstruct
• Obstruct, impede
• Obstruct or delay
• Obstruct or hold back
• Interfere with progress