| Main Entry: | |
| Part of Speech: | adjective |
| Definition: | very involved in activity |
| Synonyms: | 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 |
| Notes: | active knowledge is the knowledge of a language which a user actively employs in speech or writing, as opposed to passive knowledge, which is what a person understands in what he/she hears or reads |
| Antonyms: | disinterested, idle, indifferent, lazy, quiescent, quiet |
| 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 |
| Main Entry: | assiduous |
| Part of Speech: | adjective |
| Definition: | hard-working |
| Synonyms: | active, attentive, busy, constant, diligent, eager beaver, exacting, grinding, indefatigable, industrious, laborious, persevering, plugging, scrupulous, sedulous, steady, studious, unflagging, untiring, whiz, zealous |
| Antonyms: | lazy, neglectful, negligent |
| Main Entry: | intelligent |
| Part of Speech: | adjective |
| Definition: | very smart |
| Synonyms: | able, acute, alert, alive, all there, apt, astute, brainy, bright, brilliant, calculating, capable, clever, comprehending, 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 |
| Notes: | people are intelligent; statements are intelligible |
| Antonyms: | foolish, idiotic, imbecile, stupid, unintelligent |
| Main Entry: | keen |
| Part of Speech: | adjective |
| Definition: | intelligent |
| Synonyms: | Einstein, astute, bright, brilliant, canny, clever, discerning, discriminating, nobody's fool, perceptive, perspicacious, quick, sagacious, sapient, sensitive, sharp, sharp as a tack, shrewd, whiz, wise |
| Antonyms: | idiotic, ignorant, obtuse, stupid |
| Main Entry: | proficient |
| Part of Speech: | adjective |
| Definition: | able, skilled |
| Synonyms: | accomplished, adept, apt, capable, clever, competent, consummate, conversant, crack*, crackerjack*, drilled, effective, effectual, efficient, exercised, experienced, expert, finished, gifted, on the beam, phenom, pro, qualified, savvy*, sharp, skillful, slick*, talented, trained, up to speed, versed, whiz*, with it |
| Antonyms: | clumsy, incompetent, inept, unable, unskilled |
| Main Entry: | quick |
| Part of Speech: | adjective |
| Definition: | smart |
| Synonyms: | able, active, acute, adept, adroit, all there, apt, astute, bright, canny, capable, clever, competent, deft, dexterous, discerning, effective, effectual, intelligent, keen, knowing, nimble-witted, on the ball, perceptive, perspicacious, prompt, quick on the draw, quick on the trigger, quick on the uptake, quick-witted, ready, receptive, savvy*, sharp, sharp as a tack, shrewd, skillful, slick, smart as a whip, vigorous, whiz*, wired, wise |
| Antonyms: | ignorant, slow, stupid, uneducated |
| Main Entry: | quick-witted |
| Part of Speech: | adjective |
| Definition: | smart |
| Synonyms: | acute, agile, alert, apt, astute, brainy, bright, brilliant, canny, clever, facetious, humorous, intelligent, keen, knowing, nimble-witted, on the ball, penetrating, penetrative, perceptive, prompt, quick, quick on the draw, quick on the uptake, ready, savvy*, sharp, sharp as a tack, sharp-sighted, sharp-witted, shrewd, slick*, whiz*, wired, wise, witty |
| Antonyms: | slow, slow-witted, stupid, uneducated |
| Main Entry: | skillful |
| Part of Speech: | adjective |
| Definition: | able, talented |
| Synonyms: | a hand at, accomplished, adept, adroit, apt, brainy, clever, competent, cool*, crack*, crackerjack*, dexterous, experienced, expert, good, handy, into*, learned, old*, on the ball, practical, practiced, prepared, pretty, primed, pro*, professional, proficient, quick, ready, really into, savvy*, seasoned, sharp, skilled, smart, smooth, there, trained, tuned in, versant, versed, vet, veteran, well-versed, whiz, wicked*, wised up |
| Antonyms: | green, ignorant, incapable, incapacitated, inexperienced, unable, unskilled, unskillful, untalented |