Related Clues:

• 'Let's do it!'
• 'I don't believe it!'
• 'Baloney!'
• 'Nonsense!'
• Never-failing
• 'Likely story'
• 'No sweat'
• Old-time oath
• Seemingly
• Skeptical words
• 'Like, no way!'
• Cousin of 'harrumph'
• 'Yeah, that'll ever happen'
• 'Oh, what the hell'
• Convinced