Related Clues:

• Thick or blunt
• Thick as undergrowth may be
• Thick, blunt
• Dense, slow
• This angle is between 90 and 180 degrees
• Angle between 90 and 180 degrees
• Dull or blunt
• Angle greater than 90 degrees
• Dense, dim
• Blunt or unintelligent
• Thick, impenetrable
• 'Dense, slow (6)'
• Can't quite see the angle
• Dense, dim about the angle
• It's a bit thick that it's not acute