Related Clues:

• Tough to clean
• Obviously not pristine
• Discolored with a spill
• Discolored
• Given away, as one's cover
• Covered with soiled spots
• -- glass
• Finished, as a deck
• Like glass in a cathedral
• No longer pristine, maybe
• Wind-tossed
• Perhaps estad with Mark
• This would get up explosively, but not up in the middle
• Like some glass or wood
• Tired after stroke to point