patronizing (adj.)

• arrogant
• big
• condescending
• domineering
• haughty
• high-flown
• hoity-toity
• lofty
• overbearing
• priggish
• proud
• purse-proud
• side
• sniffy
• snobbish
• snobby
• snooty
• snotty
• stuck-up
• superior
• uppish
• uppity
• upstage