Related Clues:

• At ___ for words (stumped)
• At __ for words (speechless)
• Posted __: didn't break even
• At ___ (unsure what to say)
• At -- for words
• Puzzled, after "at"
• At ___ (puzzled)
• Write-off for Inge's bloomers
• At — for words
• At __: clueless
• At — (baffled)