Related Clues:

• ___-pants (wise guy)
• Wise guy
• Know-it-all
• Wisenheimer
• Grandstander
• Wiseacre
• School show-off
• ... a wise guy in the Bronx?
• High-IQ sort
• Sweet isn't it, being clever at end of July?
• So Alec may be well turned out before day's end?
• -pants (know-it-all)
• ___-pants (wise guy or girl)
• __-pants