1. impossible to bear or tolerate; extremely difficult to endure

Examples

• The heat in the desert became unendurable by midday.
• She found the constant noise from construction unendurable.
• The pain was unendurable without medication.
• Living conditions in the overcrowded shelter were unendurable.
• The smell from the garbage dump was unendurable.
• His arrogant behavior made him an unendurable roommate.