Related Clues:

• Tough to get through
• Like a dumbbell
• Heavy, like some baked goods
• Like a black hole
• Thick, compact or crowded
• Thick, compact
• Thick as undergrowth may be
• Uneven in quality - mended too often
• Uneven in quality like repaired clothes
• Thick, impenetrable
• At this point 27 across may follow to make one's views unacceptable
• He starts from Ireland, but only here and there, not all over
• It's a bit thick to have the beasts there over the East
• Around the North the seed is thick
• That's a bit thick for the lairs over the East