Synonyms and Antonyms of in vain
producing no results
- They did their best to fix the engine but their efforts were in vain.
abortive, barren, bootless, empty, fruitless, futile, ineffective, ineffectual, inefficacious, otiose, profitless, unavailing, unproductive, unprofitable, unsuccessful, useless, vain
hollow, idle, meaningless, pointless, valueless, worthless
hopeless, impossible, lost, no-win, unattainable
inadequate, insufficient, lacking, wanting
deadly, effective, effectual, efficacious, efficient, fruitful, potent, productive, profitable, successful, virtuous