| Main Entry: | |
| Part of Speech: | adjective |
| Definition: | insignificant, worthless |
| Synonyms: | banal, dinky, empty, forget it, frivolous, hollow, idle, idling, inane, inconsequential, inconsiderable, insipid, jejune, loitering, measly, minuscule, negligible, niggling, no big deal, no big thing, nugatory, paltry, petty, picayune, piddling, puny, shallow, silly, slight, small, tiny, trivial, unimportant, vain, valueless, vapid |
| Antonyms: | important, significant, useful, worthwhile |
| Main Entry: | unimportant |
| Part of Speech: | adjective |
| Definition: | of no real worth, value |
| Synonyms: | beside the point, casual, frivolous, frothy, immaterial, inconsequential, inconsiderable, indifferent, insignificant, irrelevant, little, low-ranking, meaningless, minor, minute, negligible, nonessential, nothing*, nugatory, null, of no account, of no consequence, paltry, petty, picayune, second-rate, shoestring, slight, trifling, trivial, unnecessary, useless, worthless, zero*, zilch, zip |
| Antonyms: | big, important, relevant, serious, useful, worthwhile |
| Main Entry: | vain |
| Part of Speech: | adjective |
| Definition: | futile, useless |
| Synonyms: | abortive, barren, bootless, delusive, delusory, empty, frivolous, fruitless, going nowhere, hollow, idle, in vicious circle, inefficacious, insignificant, misleading, no-win, not a prayer, nugatory, on a treadmill, otiose, paltry, petty, pointless, profitless, puny, senseless, shuck, slight, sterile, time-wasting, trifling, trivial, unavailing, unimportant, unnotable, unproductive, unprofitable, valueless, void, worthless |
| Antonyms: | possible |
| Main Entry: | volatile |
| Part of Speech: | adjective |
| Definition: | explosive, changeable |
| Synonyms: | airy, buoyant, capricious, effervescent, elastic, elusive, ephemeral, erratic, expansive, fickle, fleeting, flighty, flippant, frivolous, fugacious, fugitive, gaseous, gay, giddy, impermanent, imponderable, inconsistent, inconstant, light, lively, lubricious, mercurial, momentary, playful, resilient, short-lived, sprightly, subtle, temperamental, ticklish, transient, transitory, unsettled, unstable, unsteady, up-and-down, vaporous, variable, whimsical |
| Antonyms: | calm, firm, stable, steadfast |
| Main Entry: | wanton |
| Part of Speech: | adjective |
| Definition: | careless |
| Synonyms: | capricious, changeable, devil-may-care, extravagant, fanciful, fickle, fitful, fluctuating, free, frivolous, heedless, hot and cold, immoderate, inconstant, intemperate, lavish, outrageous, prodigal, profuse, rash, reckless, spendthrift, spoiled, thriftless, unfettered, unreserved, unrestrained, up and down, variable, volatile, wasteful, whimsical, wild |
| Antonyms: | careful, observant, thoughtful, wise |
| Main Entry: | lightheaded |
| Part of Speech: | adjective |
| Definition: | silly |
| Synonyms: | bird-brained, changeable, delirious, dizzy, empty-headed, faint, featherbrained, fickle, flighty, flippant, foolish, frivolous, gaga, giddy, harebrained, hazy, inane, light-headed, punchy, reeling, rocky, scatterbrained, shallow, superficial, swimming, swimmy, tired, trifling, vertiginous, whirling, woozy |
| Antonyms: | gloomy, miserable |
| Main Entry: | niggling |
| Part of Speech: | adjective |
| Definition: | trifling |
| Synonyms: | frivolous, inconsequential, petty, piddling, trivial, unimportant |
| Main Entry: | gaga |
| Part of Speech: | adjective |
| Definition: | giddy |
| Synonyms: | bemused, brainless, bubbleheaded, capricious, careless, changeable, changeful, ditzy, dizzy, empty-headed, erratic, featherbrained, fickle, flighty, flustered, frivolous, frothy, harebrained, heedless, inconstant, irresolute, irresponsible, lightheade |
| Main Entry: | inconsiderable |
| Part of Speech: | adjective |
| Definition: | petty |
| Synonyms: | base, casual, cheap, contemptible, frivolous, inconsequent, inessential, inferior, irrelevant, junior, lesser, light, little, lower, measly, minor, narrow-minded, negligible, nickel-and-dime, niggling, nugatory, of no account, paltry, peanut, penny-ante, pettifogging, picayune, piddling, scratch, secondary, shabby, shallow, shoestring, slight, small, small-minded, subordinate, trifling, two-bit, unimportant |