Related Clues:

• Unenthusiastic assent
• "Could be"
• 'See if I care!'
• Words of lukewarm commitment
• 'Sounds good!'
• 'Um ... O.K.'
• 'If you say so...'
• Uncertain concurrence
• Words often said with a shrug
• Tentative assent
• Contemptuous snort
• 'Suppose so'
• Unconfident comment
• Disgruntled word
• 'Why not'