• Appalling
• Beyond unacceptable
• Dreadful
• Extremely bad
• Hopeless
• Hopelessly bad
• Horrible
• Immeasurably deep
• Lower than low
• Pathetic
• Really bad
• Really, really bad
• The pits!
• Totally dreadful
• Unable to get much worse
• Unfathomable
• Very bad
• Wretched