Related Clues:

• One way to build interest?
• High-yielding stock?
• Gather greedily
• Pull together
• Something to do for a rainy day
• Closer's stat
• Conserve
• Depository
• Stash or cache
• Stow away
• Create a nest egg
• Stuff in the basement?
• Boutique, for example
• File, for instance
• Hidden store