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| Main Entry: | |
| Part of Speech: | adjective |
| Definition: | intelligent |
| Synonyms: | acute, adept, agile, alert, apt, astute, bold, brainy, bright, brilliant, brisk, canny, clever, crafty, effective, eggheaded, fresh, genius, good, impertinent, ingenious, keen, knowing, long-haired, nervy, nimble, on the ball, pert, pointed, quick, quick-witted, ready, resourceful, sassy, sharp, shrewd, skull, slick*, whiz*, wise |
| Antonyms: | dull, stupid, unintelligent |
* = informal/non-formal usage
| Main Entry: | smart |
| Part of Speech: | adjective |
| Definition: | brisk, lively |
| Synonyms: | active, bold, brazen, cracking, energetic, forward, good, jaunty, nervy, pert, quick, saucy, scintillating, spanking, spirited, sprightly, vigorous |
| Antonyms: | apathetic, lethargic, slow |
| Main Entry: | able |
| Part of Speech: | adjective |
| Definition: | capable of performing; having an innate capacity |
| Synonyms: | 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 |
| Notes: | able is having the necessary power to accomplish something while capable means having the potential to accomplish something |
| Antonyms: | ineffective, inept, infirm, powerless, unable, useless |
| Main Entry: | able |
| Part of Speech: | adjective |
| Definition: | able to perform well; having a proven capacity |
| Synonyms: | accomplished, adroit, agile, artful, au fait, brilliant, capable, clever, deft, dexterous, effective, effectual, efficient, equal to, experienced, expert, facile, gifted, ingenious, intelligent, keen, know backwards and forwards, know one's onions, know the ropes, learned, masterful, masterly, powerful, practiced, prepared, proficient, qualified, responsible, savvy, sharp, skilled, skillful, smart, talented, there, trained, up to it, up to snuff, up to speed, with it |
| Notes: | able is having the necessary power to accomplish something while capable means having the potential to accomplish something |
| Antonyms: | delicate, feeble, inept, stupid, weak |
| Main Entry: | acute |
| Part of Speech: | adjective |
| Definition: | deeply perceptive |
| Synonyms: | astute, canny, clever, discerning, discriminating, incisive, ingenious, insightful, intense, intuitive, judicious, keen, observant, penetrating, perspicacious, piercing, quick-witted, sensitive, sharp, smart, subtle |
| Notes: | acute is used for a sudden onset and short duration; chronic is for conditions that are slow to develop and of long duration acute is an angle of less than 90 degrees; obtuse is one of more than 90 degrees chronic is contrasted with acute as chronic pain persists over a longer period of time than acute pain and is resistant to most medical treatments |
| Antonyms: | dense, imperceptive, insensitive, obtuse, slow, stupid |
| Main Entry: | adroit |
| Part of Speech: | adjective |
| Definition: | very able or skilled |
| Synonyms: | adept, apt, artful, clean, clever, crack*, crackerjack*, cunning, cute, deft, dexterous, expert, foxy*, good, handy, hot tamale, ingenious, masterful, neat*, nifty*, nimble, on the ball, on the beam, proficient, quick on the trigger, quick on the uptake, quick-witted, savvy, sharp, skillful, slick, smart, up to speed, up*, whiz*, wizard |
| Antonyms: | awkward, clumsy, dense, inept, stupid, unskilled |
* = informal/non-formal usage
| Main Entry: | aggressive |
| Part of Speech: | adjective |
| Definition: | assertive |
| Synonyms: | assertory, bold, brassy, cheeky*, cocky*, come on, domineering, dynamic, energetic, enterprising, flip*, forceful, fresh*, get up and go, go after, hard sell, imperious, masterful, militant, nervy, pushing, pushy, sassy, shooting from the hip, smart alecky, smart*, strenuous, tough, vigorous, zealous |
| Antonyms: | complaisant, laid-back |
* = informal/non-formal usage
| Main Entry: | apt |
| Part of Speech: | adjective |
| Definition: | quick to learn |
| Synonyms: | able, adept, astute, bright, clever, expert, gifted, ingenious, intelligent, no dummy, nobody's fool, not born yesterday, prompt, quick on the trigger, quick on the uptake, ready, savvy, sharp, skilled, skillful, smart, talented, teachable |
| Notes: | apt is for general probabilities, likely is for specific probabilities; liable and prone indicate a probability arising as a regrettable consequence |
| Antonyms: | incapable, stupid, unskilled |
| Main Entry: | artful |
| Part of Speech: | adjective |
| Definition: | skillful; cunning |
| Synonyms: | adept, adroit, clever, crafty, designing, dexterous, foxy*, ingenious, masterly, politic, proficient, resourceful, scheming, sharp, shrewd, slick*, sly, smart, smooth*, tricky, wily |
| Antonyms: | artless, ingenuous, naive, unskillful |
* = informal/non-formal usage
Roget's 21st Century Thesaurus, Third Edition
Copyright © 2013 by the Philip Lief Group.
Cite This Source
Roget's 21st Century Thesaurus, Third Edition
Copyright © 2013 by the Philip Lief Group.
Cite This Source
Copyright © 2013 Dictionary.com, LLC. All rights reserved.
