• Blows it
• Bombs
• Breaks down
• Comes a cropper
• Comes up short
• Does not pass
• Doesn't cut it
• Doesn't get the credit?
• Doesn't succeed
• Doesn't work
• Falls flat
• Falls on one's face
• Falls short
• Fizzles out
• Gets an F for effort
• Goes belly up
• Goes kaput
• Goes on the fritz
• Goes under
• Has to repeat, maybe
• Misses the boat
• Neglects
• Stops working