Possible Clues:

• It's game night, and you're on a roll! You started with Scrabble, but your opponents were ..
• Like a stumped puzzle solver?
• Unable to talk
• Speechless, unable to go at Scrabble? (2,1,4,3,5)
• Stunned Solo of Star Wars crashed around the world's end (2,1,4,3,5)
• Nonplussed, having mislaid the script?
• Like stumped solvers?
• Speechless
• Sad orators flow south, dazed and confused (2,1,4,3,5)
• "___"?