Related Clues:

• Dentist's word
• Unclose
• Store door word
• Unfolded
• Word on a store sign that's flipped daily
• Ajar, e.g.
• Accessible to all
• As yet undecided
• Unlatch
• Unobstructed
• U.S. ___
• Not secret or hidden
• Not yet decided
• Big golf tournament
• Both pros and amateurs may be in one