Definition of trivial:
unsatisfying, null, subaltern, unsubstantial, baseless, vapid, deceitful, small, nonessential, fiddling, piddling, commonplace, shallow, two-bit, minor, midget, lilliputian, vanishing, momentary, atomic, superficial, of no account, lowly, ineffectual, cutting no ice, lower-ranking, wee, delusive, footling, fruitless, picayune, beggarly, idle, small-minded, scanty, nugatory, meaningless, unessential, profitless, bootless, unavailing, niggling, minuscule, paltry, dinky, immaterial, inconstant, flimsy, piffling, little, nickle-and-dime, frivolous, dribbling, pitiful, diminutive, petite, Mickey Mouse, secondary, abortive, trashy, big, short, vain, inconsequent, mangy, useless, of little moment, slight, rinky-dink, mean, meager, junior-grade, inferior, shadowy, indifferent, unserviceable, tiny, banal, insignificant, empty, bantam, unprofitable, unreal, unimportant, ordinary, cut and dried, small-town, futile, visionary, inconsiderable, microscopic, inappreciable, skin-deep, beside the point, petty, evanescent, scurvy.
- "Curiosities of Literature, Vol. 3 (of 3)", Isaac Disraeli.
- "Hugh Wynne, Free Quaker", S. Weir Mitchell.
- "The Wisdom of Father Brown", G. K. Chesterton.