Related Clues:

• Alternatively
• Uncanny
• Out there, a bit
• Fill-in-the-blank option on a form
• Further
• Word in a threat
• Still in the box
• Ultimatum ending
• 'If all ___ fails ...'
• Last word in an ultimatum
• Opposite of 37-Down's solution
• Ominous alternative
• Modern
• ''What --- is new?''
• Like 1 or 7