Intolerable
(adjective)
Unable to be endured or accepted; unbearable.
Origin:
From in- meaning "not" + tolerable meaning "able to be tolerated".
Examples:
- The pain was intolerable and she had to take medication.
- The heat was intolerable and everyone was looking for a way to cool down.
- The noise level was intolerable and the concert had to be stopped.
- The situation was intolerable and something had to be done.
- The service was intolerable and the customer decided not to return.