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| Main Entry: | random |
| Part of Speech: | adjective |
| Definition: | haphazard, chance |
| Synonyms: | accidental, adventitious, aimless, arbitrary, casual, contingent, desultory, fluky, fortuitous, hit-or-miss*, incidental, indiscriminate, irregular, odd, promiscuous, purposeless, slapdash*, spot, stray, unplanned, unpremeditated, designless, driftless, objectless, unaimed, unconsidered |
| Antonyms: | definite, methodical, particular, specific, systematic |
* = informal/non-formal usage
| Main Entry: | accidental |
| Part of Speech: | adjective |
| Definition: | happening unexpectedly |
| Synonyms: | adventitious, casual, chance, coincidental, contingent, fluky*, fortuitous, inadvertent, incidental, random, unexpected, unforeseen, unintentional, unplanned, uncalculated, unintended |
| Notes: | accidental stresses chance; fortuitous so strongly suggests chance that it often connotes absence of cause |
| Antonyms: | decided, essential, intended, intentional, planned, premeditated, designed |
* = informal/non-formal usage
| Main Entry: | aimless |
| Part of Speech: | adjective |
| Definition: | having no goal |
| Synonyms: | accidental, any which way, blind, capricious, careless, casual, chance, desultory, erratic, fanciful, fickle, flighty, fortuitous, frivolous, haphazard, heedless, hit-or-miss*, indecisive, indiscriminate, irresolute, pointless, purposeless, random, shiftless, stray, thoughtless, unavailing, unplanned, unpredictable, vagrant, wandering, wanton, wayward, bits-and-pieces, directionless, drifting, fits and starts, goalless, objectless, undirected, unguided |
| Antonyms: | determined, directed, pointed, purposeful, resolute, goal-oriented, motivated |
* = informal/non-formal usage
| Main Entry: | anyhow |
| Part of Speech: | adverb |
| Definition: | by any means |
| Synonyms: | about, any which way, anyway, around, haphazard, haphazardly, helter-skelter, however, nevertheless, random, regardless, willy-nilly, at any rate, at random, in any case, in any respect, in any way, in either way, in one way or another, in whatever way, randomly, under any circumstances, whatever happens |
| Main Entry: | contingent |
| Part of Speech: | adjective |
| Definition: | conditional; possible |
| Synonyms: | accidental, casual, chance, dependent, fluky, fortuitous, haphazard, incidental, likely, odd, probable, probably, random, subject to, uncertain, unexpected, unforeseeable, unforeseen, unpredictable, controlled by, unanticipated |
| Antonyms: | certain, definite, real, sure, truthful, unconditional |
| Main Entry: | cursory |
| Part of Speech: | adjective |
| Definition: | casual, hasty |
| Synonyms: | brief, careless, desultory, fast, half-baked*, haphazard, hit or miss*, hurried, offhand, passing, perfunctory, quick, random, rapid, shallow, short, sketchy, slapdash, slight, sloppy, speedy, summary, superficial, swift, uncritical, depthless, half-assed |
| Antonyms: | complete, meticulous, painstaking, perfect, thorough, unhurried |
* = informal/non-formal usage
| Main Entry: | fitful |
| Part of Speech: | adjective |
| Definition: | irregular, sporadic |
| Synonyms: | broken, capricious, catchy*, changeable, desultory, disturbed, erratic, flickering, haphazard, hit-or-miss*, impulsive, inconstant, intermittent, interrupted, periodic, random, recurrent, restive, restless, spasmodic, spotty, unstable, variable, bits and pieces, fluctuating, herky-jerky, on-again-off-again, shifting, spastic |
| Antonyms: | constant, continuous, even, regular, undisturbed, unvarying |
* = informal/non-formal usage
| Main Entry: | fortuitous |
| Part of Speech: | adjective |
| Definition: | lucky, accidental |
| Synonyms: | arbitrary, casual, chance, contingent, fluke*, fluky*, fortunate, haphazard, happy, incidental, odd, random, unforeseen, unplanned, luck in, luck out, lucky-dog, providential, serendipitous |
| Antonyms: | calculated, deliberate, intentional, planned, unlucky, designed |
* = informal/non-formal usage
| Main Entry: | haphazard |
| Part of Speech: | adjective |
| Definition: | without plan or organization |
| Synonyms: | accidental, aimless, any which way, arbitrary, careless, casual, chance, desultory, devil-may-care*, disorderly, disorganized, erratic, fluke, helter-skelter*, hit-or-miss*, incidental, indiscriminate, irregular, loose, offhand, purposeless, random, reckless, slapdash, slipshod, spontaneous, sudden, unconcerned, unconscious, uncoordinated, unexpected, unorganized, unpremeditated, unthinking, willy-nilly*, all over the map, any old way, designless, unconsidered, unmethodical, unsystematic |
| Antonyms: | careful, intentional, methodical, organized, planned, straight, systematic, designed, thought-out |
* = informal/non-formal usage
| Main Entry: | helter-skelter |
| Part of Speech: | adverb |
| Definition: | carelessly, confused |
| Synonyms: | about, any which way, anyhow, around, disorderly, haphazard, hastily, headlong, hit-or-miss*, hotfoot*, impetuously, irregular, jumbled, muddled, pell-mell*, random, rashly, recklessly, topsy-turvy*, tumultous/tumultuous, wildly, anywise, at random, cluttered, higgledy-piggledy, hurriedly, in confusion, incautiously, incontinently, randomly, unmindfully |
| Antonyms: | carefully, methodical, organized, straight, systematic |
* = informal/non-formal usage
| Main Entry: | incidental |
| Part of Speech: | adjective |
| Definition: | related; minor |
| Synonyms: | accidental, accompanying, adventitious, ancillary, attendant, casual, chance, circumstantial, coincidental, concomitant, concurrent, contingent, fluke*, fortuitous, irregular, nonessential, occasional, odd, random, secondary, subordinate, subsidiary, by-the-way, contributing, contributory |
| Antonyms: | basic, essential, fundamental, important, vital |
* = informal/non-formal usage
| Main Entry: | isolated |
| Part of Speech: | adjective |
| Definition: | unique; private |
| Synonyms: | abandoned, abnormal, alone, anomalous, apart, backwoods*, confined, deserted, detached, exceptional, far-out, forsaken, hidden, incommunicado*, lonely, lonesome, out-of-the-way*, outlying, random, remote, retired, secluded, segregated, single, solitary, special, stranded, unaccompanied, unrelated, untypical, unusual, withdrawn, off beaten track, screened, sequestered, unfrequented |
| Antonyms: | included, incorporated, public, mingling |
* = informal/non-formal usage
| Main Entry: | occasional |
| Part of Speech: | adjective |
| Definition: | irregular, sporadic |
| Synonyms: | casual, desultory, especial, exceptional, exclusive, few, incidental, infrequent, intermittent, odd, off and on*, particular, random, rare, scarce, seldom, special, specific, uncommon, unusual, not habitual, unfrequent |
| Antonyms: | constant, frequent, regular, steady, usual |
* = informal/non-formal usage
| Main Entry: | patchy |
| Part of Speech: | adjective |
| Definition: | spotty, not consistent |
| Synonyms: | erratic, fitful, irregular, random, sketchy, uneven, variable, varying |
| Antonyms: | consistent, continuous, regular, unspotted |
| Main Entry: | purposeless |
| Part of Speech: | adjective |
| Definition: | useless, insignificant |
| Synonyms: | aimless, desultory, empty, feckless, fustian, good-for-nothing*, haphazard, hit-or-miss*, indiscriminate, irregular, meaningless, needless, nonsensical, pointless, random, senseless, unnecessary, unplanned, unprofitable, vacuous, wanton, worthless, designless, drifting, floundering, goalless, motiveless, purportless, uncalled for, undirected, unhelpful, unpurposed |
| Antonyms: | decided, deliberate, determined, planned, purposeful, significant, useful |
* = informal/non-formal usage
| Main Entry: | sporadic |
| Part of Speech: | adjective |
| Definition: | on and off |
| Synonyms: | desultory, few, fitful, hit-or-miss*, infrequent, intermittent, irregular, isolated, occasional, random, rare, scarce, scattered, seldom, spasmodic, spotty, uncommon, bits and pieces, fits and starts, on-again-off-again, semioccasional, unfrequent |
| Antonyms: | constant, continuous, dependable |
* = informal/non-formal usage
| Main Entry: | unforeseeable |
| Part of Speech: | adjective |
| Definition: | unpredictable |
| Synonyms: | capricious, chance, chancy, changeable, fluky*, incalculable, random, uncertain, unexpected, from left field, unknowable |
* = informal/non-formal usage
| Main Entry: | unintentional/unintended |
| Part of Speech: | adjective |
| Definition: | not planned |
| Synonyms: | accidental, aimless, casual, chance, erratic, extemporaneous, fortuitous, haphazard, inadvertent, involuntary, purposeless, random, unconscious, unexpected, unforeseen, unplanned, unpremeditated, unthinking, unwitting, undesigned, undevised, unintended, unthought |
| Antonyms: | definite, deliberate, intended, intentional, planned |
| Main Entry: | unnecessary |
| Part of Speech: | adjective |
| Definition: | not required |
| Synonyms: | accidental, additional, avoidable, beside the point*, casual, chance, dispensable, excess, exorbitant, expendable, extraneous, extrinsic, fortuitous, futile, gratuitous, haphazard, irrelevant, lavish, needless, nonessential, optional, prodigal, profuse, random, redundant, superfluous, surplus, uncalled-for, uncritical, undesirable, unessential, useless, wanton, worthless, causeless, inessential, noncompulsory, supererogatory, unneeded, unrequired |
| Antonyms: | indispensable, necessary, needed, required |
* = informal/non-formal usage
| Main Entry: | unpredictable |
| Part of Speech: | adjective |
| Definition: | changeable |
| Synonyms: | capricious, chance, chancy, dicey*, doubtful, erratic, fickle, fluky*, iffy*, incalculable, inconstant, random, touchy, uncertain, unforeseeable, unreliable, unstable, variable, whimsical, fluctuating, from left field, hanging by a thread, touch and go, up for grabs |
| Antonyms: | constant, predictable, unchanging, unvarying |
* = informal/non-formal usage
Roget's 21st Century Thesaurus, Third Edition
Copyright © 2009 by the Philip Lief Group.
Cite This Source
Roget's 21st Century Thesaurus, Third Edition
Copyright © 2009 by the Philip Lief Group.
Cite This Source
Copyright © 2009, Dictionary.com, LLC. All rights reserved.
