meaningful

pointless, irrelevant, inconsequential, useless, unimportant, superfluous, worthless, nonsensical, trite, silly, laughable, absurd, futile, valueless, contentless, ridiculous, banal, perfunctory, vacuous, insignificant, illusory, trivial, devoid, uninteresting, implausible, incomprehensible, asinine, ludicrous, pathetic, purposeless, nugatory, preposterous, moot, fatuous, otiose, specious, ineffective, illogical, boring, anticlimactic, unworthy, mindless, lame, insincere, farcical, indecipherable, hackneyed, hollow, mere, tautological, nebulous, unsatisfying, tiresome, desultory, idiotic, vapid, risible, unnecessary, unentertaining, disingenuous, unconvincing, forgettable, stupid, unmemorable, nonexistent, pitiful, dubious, toothless, unobjectionable, nauseating, vague, obligatory, foregone conclusion, uninspiring, unpractical, insipid, inartistic, unrealistic, gratuitous, dull, superficial, insubstantial, foolish, rote, counterproductive, impotent, passionless, hopeless, unoriginal, inefficacious, unimpressive, undebatable, mundane, hortatory, impossible, fruitless, trifling, simplistic, monotonous, ephemeral, meaningful, ambiguous, unmeaning, unintelligible, repetitious, innocuous, prosaic, commonplace, familiar, sounding, enigmatical, impolite, italicized

babble, beau geste, blip, echolalia, fal la, fa la, fluent aphasia, flummery, impressive aphasia, logical positivist, mummery, negligible, noise, receptive aphasia, rigamarole, rigmarole, senselessly, sensory aphasia, wernicke's aphasia

empty, hollow, insignificant, mindless, nonsense, nonsensical, pointless, purposeless, senseless, unmeaning, vacuous