vain+fruitless
21fruitless efforts — futile attempts, attempts in vain, unproductive efforts, unsuccessful efforts …
22fruitless — a. 1. Unfruitful, unproductive, barren, sterile, unprolific, unfertile, infecund, acarpous. 2. Useless, unavailing, bootless, profitless, ineffectual, unprofitable, barren, vain, idle, futile, abortive, without avail …
23fruitless — adj 1. futile, vain, idle, unavailing, abortive, bootless, worthless, useless; ineffectual, ineffective, inefficacious; unproductive, unyielding, unprofitable, profitless, unremunerative, unrewarding, unpaying, gainless; unsuccessful, Inf. no go …
24vain — adj 1. worthless, nugatory, trivial, insignificant, trifling, unimportant, inessential, valueless, meritless, good for nothing; empty, hollow, idle, inane, vapid; inadequate, unserviceable; unsubstantial, unreal, false, baseless, delusive,… …
25fruitless — /ˈfrutləs / (say froohtluhs) adjective 1. useless; unproductive; vain; without results. 2. without fruit; barren. –fruitlessly, adverb –fruitlessness, noun …
26vane / vain / vein — A vane is blade that rotates: I don t know how hard the wind blew; it blew the weather vane off the roof. Vain means fruitless, hopeless, or without result : Bertie harbors a vain hope of becoming a world class ice skater. Vein refers to …
27vane / vain / vein — A vane is blade that rotates: I don t know how hard the wind blew; it blew the weather vane off the roof. Vain means fruitless, hopeless, or without result : Bertie harbors a vain hope of becoming a world class ice skater. Vein refers to …
28vane / vain / vein — A vane is blade that rotates: I don t know how hard the wind blew; it blew the weather vane off the roof. Vain means fruitless, hopeless, or without result : Bertie harbors a vain hope of becoming a world class ice skater. Vein refers to …
29futile — futile, vain, fruitless, bootless, abortive all denote barren of result. Futile and vain parallel each other only when they imply failure to realize an immediate aim {it was equally in vain, and he soon wearied of his futile vigilance Stevenson}… …
30futile — I (New American Roget s College Thesaurus) adj. ineffectual, vain, idle, useless. See uselessness, hopelessness. II (Roget s IV) modif. 1. [To no purpose] Syn. vain, unavailing, useless, in vain, fruitless, hopeless, impractical, worthless,… …