| | - adj.: vain, empty, futile, infructuous, lost, otiose, thankless, thanklessly, unavailing, ungrateful, unprevailing, unprofitable, without effect or success
| | barren, vain, faint, abortive, failed, addle, unfruitful, bankrupt, insignificant, amiss, foreign, Non- last, inconclusive, not final or conclusive, sterile, barren, Cannot conclude acceptant, Ban no admissive, none stylistic, chintzy, flavorless, insignificant, null, atomic, unprofitable, halting, exploratory, dubious, tentative, timid, cheap, futile, witless, airy, thoughtless, barren, helpless, measly | | chase the wild goose | damp squib | an thankless effort | vain jack | |
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