Related Clues:

• High-hat
• Hoity-toity
• La-di-da
• Stuck-up
• Elitist
• Nose-in-the-air
• Persnickety
• High-and-mighty
• Condescending
• Acting haughty
• Socially exclusive
• Son, smart and socially pretentious
• Of one who sets too much value on his social standing
• Puffed-up
• Son's like 18 down and dismissive of plebs?