- ineffectual
- adj1. ineffective, inefficacious, inadequate, inefficient, incompetent, unserviceable, inoperative; useless, inutile, worthless, valueless, merit-less, nugatory.2. futile, unavailing, bootless; fruitless, unproductive, abortive, barren, sterile, fallow, unprolific, infe-cund; unprofitable, profitless, unremunerative, unpay-ing, unrewarding, gainless; unsuccessful, to no purpose, to no avail, for naught.3. weak, feeble, powerless, impotent, lame, effete, worn out, washed out.
A Note on the Style of the synonym finder. 2014.