| Main Entry: | observant |
| Part of Speech: | adjective |
| Definition: | alert, watchful |
Synonyms: |
advertent, alive, attentive, bright, clear-sighted, comprehending, considering, contemplating, correct, deducing, detecting, discerning, discovering, discriminating, eager, eagle-eyed, heedful, intelligent, intentive, interested, keen, mindful, not missing a trick, obedient, observative, on one's toes, on the ball, penetrating, perceptive, questioning, quick, regardful, searching, sensitive, sharp, sharp-eyed, surveying, understanding, vigilant, wide-awake |
Antonyms: |
careless, inattentive, indifferent, thoughtless, unaware, unmindful, unobservant, unwatchful |
| 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: | 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 |
| Main Entry: | attentive |
| Part of Speech: | adjective |
| Definition: | concentrating |
Synonyms: |
alert, all ears, awake, aware, conscientious, enrapt, enthralled, fascinated, glued, hanging on every word, heedful, hooked, immersed, intent, interested, listening, mindful, observant, on one's toes, on the ball, on the job, on the lookout, on the qui vive, preoccupied, regardful, studious, vigilant, watchful |
Antonyms: |
disregarding, heedless, ignorant, inattentive, inconsiderate, neglectful, neglecting |
| Main Entry: | awake |
| Part of Speech: | adjective |
| Definition: | conscious; alert |
Synonyms: |
alive, aroused, attentive, awakened, aware, cognizant, excited, heedful, knowing, observant, on guard, roused, vigilant, wakeful, waking, watchful |
Antonyms: |
asleep, unconscious |
| 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, going to great lengths, guarded, heedful, judicious, leery, meticulous, mindful, observant, particular, playing safe, precise, prim, protective, provident, prudent, punctilious, regardful, religious, rigorous, scrupulous, selfdisciplined, shy, sober, solicitous, solid, thorough, thoughtful, vigilant, wary |
Antonyms: |
careless, inattentive, incautious, thoughtless, uncareful, unconcerned, unscrupulous |
| Main Entry: | circumspect |
| Part of Speech: | adjective |
| Definition: | cautious, discreet |
Synonyms: |
attentive, cagey, calculating, canny, careful, chary, considerate, deliberate, discriminating, gingerly, guarded, heedful, judicious, meticulous, observant, politic, prudent, punctilious, safe, sagacious, sage, scrupulous, vigilant, wary, watchful |
Antonyms: |
audacious, bold, careless, incautious, indiscreet, rash, uncareful, uncircumspect, unheedful |
| Main Entry: | cognizant |
| Part of Speech: | adjective |
| Definition: | aware |
Synonyms: |
acquainted, alive, apprehensive, au courant, awake, conscious, conversant, down with, familiar, grounded, hep to, hip to, in on, in the know, in the picture, informed, judicious, knowing, knowledgeable, observant, on the beam, on to, perceptive, plugged in, savvy, sensible, sentient, tuned in, up on, versed, wise to, with it, witting |
Antonyms: |
ignorant, unaware, unfamiliar, uninformed, unknowledgeable, unwitting |
| Main Entry: | designing |
| Part of Speech: | adjective |
| Definition: | plotting, crafty |
Synonyms: |
Machiavellian, artful, astute, conniving, conspiring, crooked, cunning, deceitful, devious, heedful, intriguing, observant, scheming, sharp, shrewd, sly, treacherous, tricky, unscrupulous, wily |
Antonyms: |
aboveboard, artless, honest, not clever, unplanned |
| Main Entry: | discreet |
| Part of Speech: | adjective |
| Definition: | cautious, sensible |
Synonyms: |
alert, attentive, awake, cagey, calculating, careful, chary, circumspect, civil, conservative, considerate, controlled, diplomatic, discerning, discriminating, gingerly, guarded, having foresight, heedful, intelligent, judicious, like a clam, moderate, noncommittal, not rash, observant, on lookout, politic, precautious, prudent, reasonable, reserved, restrained, safe, sagacious, strategic, tactful, temperate, thoughtful, vigilant, wary, watchful, wise, worldly-wise |
Antonyms: |
careless, foolish, incautious, indiscreet, rash, reckless, thoughtless, uncareful, undiscerning |