Related Clues:

• Tough to climb
• Mall business
• Tough to climb, perhaps
• Service area?
• Like a cliff
• Very inclined
• Dear, as a price
• Exorbitant, as prices
• Soak in
• Wholesale's antithesis
• Sell in stores
• Store business
• High-priced
• Sharply inclined
• Excessive, as prices