- FAIL
- Flunk
- Go belly-up
- Go down the tubes
- Go pfft!
- Opposite of ace
- Epic ___
- Go pfft big time
- Big bomb
- Miss the mark
- Fall short
- Disappoint
- Go broke
- Wash out
- Give out
- Earn no credit, say
- One on YouTube might be epic
- Blow it
- Come up short
- Not make the grade
- Strike out
- Go on the fritz
- Go bankrupt
- Go under
- Opposite of pass
- Fall flat
- Be unsuccessful
- Get an F
- Bomb
- Bite the dust
- Not pass
- Pass's opposite
- Tank
- Flunk out
- Need to retake in summer school, say
- Epic __
- Epic __: disaster
- Words __ me!
- Word in many a YouTube title
- Conk out
- Go out of business
- Stop running, perhaps
- Not cut it
- Go kaput
- Need repair
- Fall short of success
- Not catch on
- Don't pass
- Not work out
- Give
- Pass alternative
- Get E on an exam.
- Be washed out.
- Default.
- Miss.
- Be lacking
- Be unavailing.
- Piggin.
- Be found wanting.
- Go into bankruptcy.
- Fianna ___
- Get an F on an exam
- Mess up
- Come a cropper
- Miscarry
- Lay an egg
- Safe preceder
- Prove deficient
- Lose power
- Lose vigor
- Not work
- Come to naught
- Without ___ (religiously)
- With 55-Across, 58-/46-Across movie (1964)
- Words ___ me!
- Crash and burn
- Get 29-Across
- Come to nothing
- Hold for another year, say
- Not get above 60, say
- Fall on one's face
- Go down in history?
- Fall through
- Close down
- Have to retake, say
- Flop
- Neglect school
- Go bust
- Be triumphant? No
- Have to repeat a grade
- How to repeat a grade
- Bomb, as a midterm
- Not pass, in school
- Not succeed
- Earn an F
- Earn no credit
- Get terrible grades
- Pass opposite
- Do poorly
- Pass-___ (course type)
- Get an F on
- Epic ___ (embarrassing blunder)
- Poop out
- Don't ___ me now!
- Get no credit, in a way
- Suffer a defeat*
- Founder
- Prove inadequate
- Break down
- Drop the ball
