Synonyms and Antonyms for fail

1. fail (v.)

fail to do something; leave something undone

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2. fail-safe (adj.)

guaranteed not to fail

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4. fail (v.)

disappoint, prove undependable to; abandon, forsake

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6. fail (v.)

get worse

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7. fail (v.)

fail to get a passing grade

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8. fail (v.)

judge unacceptable

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9. fail (v.)

fall short in what is expected

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10. fail (v.)

prove insufficient

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