Possible Clues:

• It's time to open cracker -- revealing rubbish
• Underrate French peach, one dry inside
• Put down vermouth and tango in pretty lady's embrace
• Treat with condescension
• Speak contemptuously of redesigned title belt, unfinished
• “You neglect and ____ the desert” (TS Eliot, The Rock)
• Leave it - it's not big enough presumably to slag off
• Be undersized and run down
• Not develop much scorn
• Be petty and treat as unimportant