| Sinónimo | Inglés |
|---|---|
| failing noun | flunknoun |
| failing adjective | failedadjective |
| failing noun antonym | passnoun passingnoun qualifyingnoun |
| failing noun generic term | fatiguenoun flawnoun inadequacynoun insufficiencynoun |
| failing adjective similar term | unsatisfactoryadjective unsuccessfuladjective |
| unfailing adjective | foolproofadjective unflaggingadjective |
| unfailing adjective similar term | constantadjective inexhaustibleadjective infallibleadjective |