Related Clues:

• A measure of concealment
• Keep skin covered?
• Barrel - tax
• Large vessel
• Conceal - skin
• Tank - tax!
• Large container for liquid
• Take cover — skin
• Tax — tank
• Large tank or vessel
• (Place of) conceal(ment)
• Fermenting locale
• Brain container in a thought experiment
• Giant tub
• Get behind something, say