Related Clues:

• Smudges
• Acts humanly?
• Says "spoke to you and I," e.g.
• Makes a muff
• Misjudges, e.g.
• Pedologist's study
• Is off
• Plays a wrong note, e.g.
• Muffs up
• Does wrong
• Renders unclean
• Demonstrates fallibility
• Misspells or misspeaks
• Lets in an unearned run
• Overthrows, say