Related Clues:

• Is unable to
• Seconds flat
• Specialized lingo
• Naysayer's word
• Lacks what it takes
• The blink of an eye
• 'Don't bother me, I'm in a rush!'
• Isn't 25-Across
• Singsong speech
• Unable to
• "You __ be serious!"
• Hypocrisy
• Pious platitude
• Lacks the ability
• 'We can't delay!'