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| Main Entry: | |
| Part of Speech: | adjective |
| Definition: | improvised |
| Synonyms: | ad hoc, ad-lib, automatic, autoschediastic, by ear, casual, expedient, extemporary, extempore, fake, free, immediate, impromptu, improv, improvisatory, improviso, informal, jamming, made-up, makeshift, offhand, on impulse, on-the-spot, snap, spontaneous, spur-of-the-moment, toss off, toss out, unplanned, unpremeditated, unprepared, unrehearsed, unstudied, winging it |
| Notes: | extemporaneous means 'prepared in advance and carried out with few or no notes' while impromptu means 'totally unprepared, performed on the spur of the moment' - but this distinction has been all but lost |
| Antonyms: | deliberate, planned, premeditated, prepared, rehearsed |
| Main Entry: | ad-lib |
| Part of Speech: | adjective |
| Definition: | at one's pleasure |
| Synonyms: | according to pleasure, ad libitum, as one thinks best, as one wishes, at will, extemporaneous, extempore, extemporize, extemporized, impromptu, improvise, improvised, made-up, off-the-cuff, off-the-cuff, spontaneous, unprepared, unrehearsed, without restraint |
| Antonyms: | deliberate, planned, prepared, rehearsed, written |
| Main Entry: | casual |
| Part of Speech: | adjective |
| Definition: | chance, random |
| Synonyms: | accidental, adventitious, by chance, contingent, erratic, extemporaneous, extempore, fluky, fortuitous, impromptu, improvised, impulsive, incidental, infrequent, irregular, occasional, odd, offhand, serendipitous, spontaneous, uncertain, unexpected, unforeseen, unintentional, unplanned, unpremeditated |
| Notes: | casual means suited for everyday use, informal or occurring by chance - while causal means involving or constituting a cause |
| Antonyms: | deliberate, painstaking, planned, premeditated |
| Main Entry: | impromptu |
| Part of Speech: | adjective, adverb |
| Definition: | unrehearsed, improvised |
| Synonyms: | ad-lib, dashed off, extemporaneous, extempore, extemporized, fake, faked, improv, improviso, off the cuff, offhand, played by ear, shot from the hip, spontaneous, spur-of-the-moment, thrown off, tossed off, unpremeditated, unprepared, unscripted, unstudied, vamped, whipped up, winged* |
| Notes: | extemporaneous means 'prepared in advance and carried out with few or no notes' while impromptu means 'totally unprepared, performed on the spur of the moment' - but this distinction has been all but lost impromptu conveys unrehearsed remarks or performance with an element of surprise, while extempore only suggests that this is done without notes or props |
| Antonyms: | deliberate, designed, planned, premeditated, rehearsed |
* = informal/non-formal usage
| Main Entry: | improvised |
| Part of Speech: | adjective |
| Definition: | made-up |
| Synonyms: | Band-Aid, ad-lib, autoschediastic, extemporaneous, extempore, extemporized, fly-by-night, hit-or-miss, impromptu, improviso, makeshift, offhand, spontaneous, spur-of-the-moment, unprepared, unrehearsed, unstudied |
| Antonyms: | designed, planned, premediated, rehearsed |
| Main Entry: | impulsive |
| Part of Speech: | adjective |
| Definition: | tending to act without thought |
| Synonyms: | abrupt, ad-lib, automatic, careless, devil-may-care, emotional, extemporaneous, flaky*, gone off deep end, hasty, headlong, hot-and-cold, impetuous, instinctive, intuitive, involuntary, jumping the gun, mad, offhand, passionate, precipitate, quick, rash, spontaneous, sudden, swift, unconsidered, unexpected, unmeditated, unpredictable, unpremeditated, unprompted, up-and-down, violent, winging it |
| Notes: | a compulsive eater is compelled by an exterior force to eat and eats constantly; an impulsive eater is impelled (has an impulse) to eat, occurring sporadically, and eats only from time to time |
| Antonyms: | cautious, considering, heedful, premeditative, thoughtful, wise |
* = informal/non-formal usage
| Main Entry: | off the cuff |
| Part of Speech: | adjective |
| Definition: | impromptu |
| Synonyms: | ad-lib, extemporaneous, improv, improvised, improviso, off-hand, played by ear, shot from the hip, spontaneous, spur-of-the-moment, unpremeditated, unprepared, unrehearsed, unscripted, whipped up, winged* |
* = informal/non-formal usage
| Main Entry: | spontaneous |
| Part of Speech: | adjective |
| Definition: | impulsive, willing |
| Synonyms: | ad-lib, automatic, break loose, casual, down, extemporaneous, extempore, free, free spirited, from the hip, impetuous, impromptu, improvised, inevitable, instinctive, involuntary, irresistible, natural, off top of head, off-the-cuff, offhand, simple, unartful, unavoidable, unbidden, uncompelled, unconscious, unconstrained, uncontrived, uncontrolled, unforced, unintentional, unplanned, unpremediated, unprompted, unsophisticated, unstudied, up front, voluntary |
| Antonyms: | deliberate, intended, planned, premeditated |
| 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, undesigned, undevised, unexpected, unforeseen, unintended, unplanned, unpremeditated, unthinking, unthought, unwitting |
| Antonyms: | definite, deliberate, intended, intentional, planned |
Roget's 21st Century Thesaurus, Third Edition
Copyright © 2013 by the Philip Lief Group.
Cite This Source
Copyright © 2013 by the Philip Lief Group.
Cite This Source
Copyright © 2013 Dictionary.com, LLC. All rights reserved.
