1. An upstart who makes conceited, sardonic, insolent comments
   - wise guy, wiseacre, wisenheimer [US], weisenheimer [US], smart alec

Derived forms: smart alecks

Type of: upstart

• irreversible process
• irreversibly
• irrevocability
• irrevocable
• irrevocableness
• irrevocably
• irrevokable
• irridenta
• irridentism
• irridentist
• irrigate
• irrigation
• irrigation ditch
• irritability
• irritable
• irritable bowel syndrome
• unproblematic
• unprocessed
• unprocurable
• unproductive
• unproductively
• unproductiveness
• unprofessional
• unprofessionally
• unprofitability