Related Clues:

• It may be done on the side of caution
• Prove one's humanity?
• Prove to be human?
• Mess up
• "To ___ is human"
• Botch things
• Bobble a grounder, say
• Commit a faux pas
• Experience a brain cramp
• Boob
• Be inaccurate
• "To ___ is human . . ."
• Botch up
• Bark up the wrong tree
• Do it wrong