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alert - 20 thesaurus results
| Main Entry: | alert |
| Part of Speech: | adjective |
| Definition: | attentive, lively |
| Synonyms: | active, all ears, bright, cagey*, careful, circumspect, clever, fast on the draw, good hands, heads up, heedful, hip, intelligent, jazzed, observant, on guard*, on one's toes, on the ball*, on the job, on the lookout, on the qui vive, perceptive, psyched up, quick, ready, sharp, spirited, switched on, vigilant, wary, watchful, wide-awake, wired*, wise, with it* |
| Antonyms: | asleep, drowsy, inattentive, lethargic, sluggish, unobservant, weary |
* = informal/non-formal usage
| Main Entry: | alert |
| Part of Speech: | noun |
| Definition: | warning |
| Synonyms: | admonition, alarm, flap*, high sign*, sign, signal, siren, wink*, Mayday, SOS, tip off |
* = informal/non-formal usage
| Main Entry: | alert |
| Part of Speech: | verb |
| Definition: | warn |
| Synonyms: | alarm, flag, forewarn, inform, notify, signal, tip, give the high sign, put on guard, tip off, wave flag |
| Main Entry: | agile |
| Part of Speech: | adjective |
| Definition: | physically or mentally nimble, deft |
| Synonyms: | active, acute, alert, athletic, brisk, buoyant, clever, dexterous, energetic, fleet, frisky, limber, lithe, lively, mercurial, prompt, quick, quick-witted, rapid, ready, sharp, spirited, sportive, sprightly, spry, stirring, supple, swift, vigorous, vivacious, winged, zippy, bustling, easy-moving, quick on the draw, quick on the trigger, spright, twinkle toes |
| Antonyms: | brittle, clumsy, stiff |
| Main Entry: | animated |
| Part of Speech: | adjective |
| Definition: | lively |
| Synonyms: | active, alert, animate, ardent, brisk, buoyant, dynamic, ebullient, elated, energetic, enthusiastic, excited, fervent, gay, happy, passionate, peppy, quick, snappy, spirited, sprightly, vibrant, vigorous, vital, vivacious, vivid, zealous, zippy, activated, energized, vitalized, zestful, zingy |
| Main Entry: | arouse |
| Part of Speech: | verb |
| Definition: | excite, entice |
| Synonyms: | agitate, alert, animate, awaken, call, challenge, electrify, enliven, foment, foster, goad, incite, inflame, instigate, kindle, move, provoke, rally, rouse, send, spark, spur, stimulate, stir, thrill, turn on, warm, whet, whip up, work up, fire up, heat up, wake up, waken |
| Antonyms: | bore, calm, lull, quiet |
| Main Entry: | aware |
| Part of Speech: | adjective |
| Definition: | knowledgeable |
| Synonyms: | acquainted, alert, alive, appraised, appreciative, apprehensive, apprised, attentive, au courant, awake, cognizant, conscious, cool*, enlightened, familiar, go-go, groovy*, grounded, heedful, hip*, in the know, in the picture, informed, into*, know the score, know what's what, know-how, knowing, latched on, mindful, on the beam, on to, perceptive, plugged in, receptive, savvy, sensible, sentient, sharp, tuned in, up on, wise, wise to, wised up, with it* |
| Antonyms: | ignorant, insensitive, unaware, unconscious |
* = informal/non-formal usage
| Main Entry: | beacon |
| Part of Speech: | noun |
| Definition: | light used as signal, guide |
| Synonyms: | alarm, alert, beam, bonfire, flare, lamp, lantern, radar, rocket, sign, watchtower, balefire, guidepost, heliograph, lighthouse, lodestar, pharos, signal fire, smoke signal, warning signal |
| Main Entry: | careful |
| Part of Speech: | adjective |
| Definition: | cautious; painstaking |
| Synonyms: | accurate, alert, apprehensive, assiduous, attentive, chary, choosy, circumspect, concerned, conscientious, conservative, cool, deliberate, discreet, exacting, fastidious, finicky, fussy, guarded, heedful, judicious, leery, meticulous, mindful, observant, particular, precise, prim, protective, provident, prudent, punctilious, regardful, religious, rigorous, scrupulous, shy, sober, solicitous, solid, thorough, thoughtful, vigilant, wary, going to great lengths, playing safe, selfdisciplined |
| Antonyms: | careless, inattentive, incautious, thoughtless, unconcerned, unscrupulous, uncareful |
| Main Entry: | caution |
| Part of Speech: | verb |
| Definition: | warn, advise |
| Synonyms: | admonish, alert, exhort, flag, forewarn, give the high sign, give the lowdown on, pull one's coat, put one wise, tip off, tip*, urge, wave a red flag, wise one up |
* = informal/non-formal usage
| Main Entry: | cautious |
| Part of Speech: | adjective |
| Definition: | careful, guarded |
| Synonyms: | alert, all ears, cagey, calculating, chary, circumspect, considerate, discreet, forethoughtful, gingerly, hedging one's bets, heedful, judicious, keeping on one's toes, leery, on the lookout, playing it cool, playing safe, politic, provident, prudent, pussyfoot*, safe, shrewd, taking it easy, taking it slow, tentative, thinking twice, vigilant, walking on eggs, wary, watchful, watching one's step, watching out, with one's eyes peeled |
| Antonyms: | careless, hasty, heedless, imprudent, incautious, rash, thoughtless, uncareful, unguarded, unobservant |
* = informal/non-formal usage
| Main Entry: | chipper |
| Part of Speech: | adjective |
| Definition: | happy |
| Synonyms: | alert, animate, animated, bright, brisk, gay, keen, lively, spirited, sprightly, vivacious, in good spirits |
| Antonyms: | unhappy |
| Main Entry: | clever |
| Part of Speech: | adjective |
| Definition: | bright, ingenious |
| Synonyms: | able, adept, adroit, alert, apt, astute, brainy, brilliant, cagey, canny, capable, competent, crackerjack*, cunning, deep, dexterous/dextrous, discerning, egghead*, expert, foxy*, gifted, good, handy, intelligent, inventive, keen, knowing, knowledgeable, many-sided, nimble, nobody's fool, pretty, pro, qualified, quick, quick on trigger, quick-witted, rational, resourceful, sagacious, savvy, sensible, sharp, shrewd, skilled, skillful, slick, sly, smart, sprightly, talented, versatile, wise, witty |
| Antonyms: | awkward, foolish, idiotic, ignorant, naive, senseless, stupid, unclever |
* = informal/non-formal usage
| Main Entry: | dashing |
| Part of Speech: | adjective |
| Definition: | bold, flamboyant |
| Synonyms: | adventurous, alert, animated, chic, dapper, daring, dazzling, debonair, elegant, exclusive, exuberant, fashionable, fearless, gallant, gay, jaunty, keen, lively, modish, plucky, rousing, showy, smart, spirited, sporty, stylish, swish, vivacious, swank, swashbuckling |
| Antonyms: | boring, calm, drab, dull, plain, unimpressive, unstylish |
| Main Entry: | discreet |
| Part of Speech: | adjective |
| Definition: | cautious, sensible |
| Synonyms: | alert, attentive, awake, cagey, calculating, careful, chary, circumspect, civil, conservative, considerate, diplomatic, discerning, discriminating, gingerly, guarded, heedful, intelligent, judicious, moderate, noncommittal, observant, politic, prudent, reasonable, reserved, restrained, safe, sagacious, strategic, tactful, temperate, thoughtful, vigilant, wary, watchful, wise, worldly-wise, controlled, having foresight, like a clam, not rash, on lookout, precautious |
| Notes: | discreet means 'judicious, prudent, showing discernment,' while discrete means 'detached, separate' and 'individually distinct' |
| Antonyms: | careless, foolish, incautious, indiscreet, rash, reckless, thoughtless, uncareful, undiscerning |
| Main Entry: | enterprising |
| Part of Speech: | adjective |
| Definition: | resourceful, energetic |
| Synonyms: | active, adventurous, aggressive, alert, ambitious, aspiring, audacious, bold, busy, craving, daring, dashing, diligent, driving, eager, enthusiastic, go-ahead*, hardworking, hungry, hustling, industrious, intrepid, keen, lively, peppy, progressive, pushing, ready, snappy, spanking, spark plug, spirited, stirring, up-and-coming*, venturesome, vigorous, yearning, zealous, zippy*, advancing, coming on strong, go-go, gumptious, hard ball, itching, lusting, self-starting, take-over |
| Antonyms: | inactive, passive, unimaginative, unadventurous, unambitious, unenthused, unresourceful |
* = informal/non-formal usage
| Main Entry: | expeditious |
| Part of Speech: | adjective |
| Definition: | immediate, speedy |
| Synonyms: | active, alert, breakneck, brisk, diligent, effective, effectual, efficient, fast, fleet, hasty, instant, nimble, prompt, punctual, quick, rapid, ready, swift |
| Antonyms: | retarded, slow, pokey |
| Main Entry: | forewarn |
| Part of Speech: | verb |
| Definition: | caution that something may happen |
| Synonyms: | admonish, advise, alarm, alert, apprise, dissuade, flag, forbode, give fair warning, give the high sign, portend, premonish, pull one's coat, put a bug in one's ear, put on guard, put one wise, telegraph, tip, tip off, wave a red flag |
| Main Entry: | insightful |
| Part of Speech: | adjective |
| Definition: | perceptive |
| Synonyms: | alert, astute, awake, aware, brainy, conscious, cute, discerning, ear to the ground, intelligent, intuitive, keen, knowing, knowledgeable, knows what's what, observant, penetrating, penetrative, quick, responsive, savvy, sensitive, sharp, shrewd, smart, tuned in, understanding, wise |
| Main Entry: | intelligent |
| Part of Speech: | adjective |
| Definition: | very smart |
| Synonyms: | able, acute, alert, alive, apt, astute, brainy*, bright, brilliant, calculating, capable, clever, creative, deep*, discerning, enlightened, exceptional, highbrow*, imaginative, ingenious, instructed, inventive, keen, knowing, knowledgeable, original, penetrating, perceptive, perspicacious, profound, quick, quick-witted, rational, ready, reasonable, resourceful, responsible, sage, sharp, smart, thinking, together*, understanding, well-informed, whiz*, wise, witty, all there, comprehending |
| Antonyms: | foolish, idiotic, imbecile, stupid, unintelligent |
* = 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.
