Choose the perfect synonym or antonym for the word Unsuccessful in achieving a desired outcome or result.
Failed
Synonyms:
Antonyms:
Examples:
The experiment failed to produce the desired outcome.
Their negotiation efforts ultimately failed each side.
She failed the driving test by just a few points.
Etymology:
Derived from the Latin verb fallere, meaning to deceive or let down, the English term failed emerged in the late Middle Ages, evolving from the Old French faillir.
Usage Statistics:
190 mentions per 1 million words 
Hint: Frequency according to COCA
Very Often
Hint: Frequency according to COCA
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