Alert Synonyms, Alert Antonyms | Thesaurus.com

Dictionary.com [http://www.dictionary.com/] Word of the Day Translate Games Blog Apps Favorites Log Out Log In Dictionary.com Thesaurus.com My Account Log Out Log In Try Our Apps synonyms definitions synonyms translations Follow @dictionarycom follow Dictionary.com - + My Synonyms ( 0 ) alert star see definition of alert Font size X Aa Aa Aa Aa Aa show all adjective noun verb adj attentive, lively noun warning verb warn prev next active Relevance Relevance ranks synonyms and suggests the best matches based on how closely a synonym’s sense matches the sense you selected. A-Z Complexity Complexity sorts synonyms based on their difficulty. Adjust it higher to choose from words that are more complex. - + Length Length ranks your synonyms based on character count. - + lists blocks Common Common words appear frequently in written and spoken language across many genres from radio to academic journals. Informal Informal words should be reserved for casual, colloquial communication. adj attentive, lively Synonyms for alert adj attentive, lively watchful star wise star wary star observant star active star bright star perceptive star wired star vigilant star sharp star careful star intelligent star ready star hip star quick star spirited star cagey star circumspect star clever star heedful star on guard star on the ball star wide-awake star with it star jazzed star all ears star fast on the draw star good hands star heads up star on the job star on the lookout star on the qui vive star psyched up star switched on star on one's toes star Antonyms for alert inattentive negligent foolish ignorant stupid unintelligent incautious indiscreet indifferent unaware unobservant lazy uneducated asleep drowsy lethargic sluggish weary careless thoughtless dull slow Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group. Cite This Source noun warning Synonyms noun warning alarm star signal star siren star flap star admonition star sign star wink star high sign star SOS star Mayday star tip off star verb warn Synonyms verb warn inform star alarm star notify star forewarn star signal star tip star flag star tip off star give the high sign star put on guard star wave flag star Antonyms conceal hide Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group. Cite This Source Survey | Enter to Win! More words related to alert able adj. capable of performing; having an innate capacity adept adequate adroit agile alert apt bright capable competent cunning deft dexterous easy effortless endowed equipped facile fitted good intelligent knowing powerful ready smart strong worthy active adj. very involved in activity aggressive agile alert alive animated assiduous bold brisk bustling busy chipper daring dashing determined dexterous diligent dynamic eager energetic engaged enlivened enterprising enthusiastic eventful fireball forceful forcible fresh frisky hard-working high-spirited hyper industrious intense inventive jumping keen lively nimble on the move perky persevering purposeful pushing quick rapid ready resolute sharp sprightly spry whiz zealous agile adj. physically or mentally nimble, deft active acute alert athletic brisk buoyant bustling clever dexterous easy-moving energetic fleet frisky limber lithe lively mercurial prompt quick quick on the draw quick on the trigger quick-witted rapid ready sharp spirited sportive spright sprightly spry stirring supple swift twinkle toes vigorous vivacious winged zippy alarm noun. warning, signaling device Mayday SOS alert bell blast buzzer call caution clock cry drum flap flash forewarning gong high sign horn nod scramble scream shout sign signal siren squeal tip tip off tocsin trumpet warning whistle wink yell alive adj. being active, full of life abounding alert animated awake brisk bustling cheerful dynamic eager energetic lively overflowing quick ready replete rife sharp spirited sprightly spry stirring swarming teeming vigorous vital vivacious zestful animate adj. lively activated active alert animated dynamic energized gay happy spirited vivacious Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group. Cite This Source 1 2 3 ... 10 NEXT 35 Synonyms found for alert Word Origin & History alert c.1600, from Fr. alerte "vigilant," from phrase à l'erte "on the watch," from It. all'erta "to the height," from erta "lookout, high tower," orig. fem. of erto, pp. of ergere "raise up," from L. erigere "raise." The adv. is the oldest form in Eng.; the adj. is from 1712, the noun from 1803, and the verb from 1868. Example Sentences for alert Whoever has done literary work is likely to have discovered how constantly the literary mind must be on the alert . He sprang, now right, now left, on the alert for his opening. Mr. Glascock at once made a decided attempt to bolt; but the minister was on the alert , and was too quick for him. He had been on the alert all the while, trying to catch what the governor and Sipiagin were saying. The attempt, however, was discovered before the fire gained any hold, and merely put the authorities on the alert . Tightly I strapped on my steel helmet, with gas mask tied at " alert ." Ever on the alert , he regarded himself as the legal protector of the orthodox faith. Cattle are on the move at sunrise, and it behoves the cow-boy to be also on the alert . It were nigh fourteen years ago that I was boatswain aboard the Alert frigate, as taut a craft as ever sailed. William on the other side of the raft was armed with hook and line, and equally on the alert . EXPAND About Terms Privacy Careers Apps Contact Us © 2016 Dictionary.com, LLC.