Related Clues:

• Not bad
• "As you wish"
• Give the go-ahead
• 'Okey-doke'
• Verifiable
• "You bet!"
• "No problemo!"
• 'Works for me'
• Foolproof
• 'Whatever!'
• Doubt-free
• Punish, in a way
• Not coarse
• 'Sure!'
• "Yeah, right"