ล้มเหลว

If we do not use new technology, the project will probably fail.

The plan has already failed; he is probably sad.

If the first plan fails, we have a backup plan.

The representatives threaten the company only when the proposal fails.

He deceived us so seamlessly that nobody suspected, but it turned out that the plan failed.

You must have good credit, otherwise this transaction will fail.

Just because he is all talk and no action doesn't mean that teamwork will fail.

Society has a social norm that tends to add insult to injury to people who fail; equality therefore occurs with difficulty.