1. extremely annoying or unpleasant; impossible to tolerate

Examples

• His insufferable arrogance made him unpopular with his coworkers.
• The heat in the attic was insufferable during summer.
• She found his constant bragging insufferable.
• The insufferable noise from construction kept everyone awake.
• His insufferable know-it-all attitude annoyed the entire class.
• The insufferable delay at the airport frustrated all the passengers.