| fail | get worse |
|---|---|
| fail | stop operating or functioning |
| fail | prove insufficient |
| fail | disappoint, prove undependable to |
| fail | become bankrupt or insolvent |
| fail | fall short in what is expected |
| fail | fail to get a passing grade |
| fail | judge unacceptable |
| fail | be unsuccessful |
| fail | fail to do something |
| fail | be unable |
| fail | eliminating danger by compensating automatically for a failure or malfunction |