good
adj
1 acceptable, admirable, agreeable, awesome (slang) bad (slang) bitchin' (U.S. slang) capital, choice, commendable, crucial (slang) divine, dope (slang) excellent, fine, first-class, first-rate, great, hunky-dory (informal) pleasant, pleasing, positive, precious, satisfactory, splendid, super (informal) superior, tiptop, valuable, wicked (slang) world-class, worthy
2 admirable, estimable, ethical, exemplary, honest, honourable, moral, praiseworthy, right, righteous, trustworthy, upright, virtuous, worthy
3 able, accomplished, adept, adroit, capable, clever, competent, dexterous, efficient, expert, first-rate, proficient, reliable, satisfactory, serviceable, skilled, sound, suitable, talented, thorough, useful
4 adequate, advantageous, auspicious, beneficial, convenient, favourable, fit, fitting, healthy, helpful, opportune, profitable, propitious, salubrious, salutary, suitable, useful, wholesome
5 eatable, fit to eat, sound, uncorrupted, untainted, whole
6 altruistic, approving, beneficent, benevolent, charitable, friendly, gracious, humane, kind, kind-hearted, kindly, merciful, obliging, well-disposed
7 authentic, bona fide, dependable, genuine, honest, legitimate, proper, real, reliable, sound, true, trustworthy, valid
8 decorous, dutiful, mannerly, obedient, orderly, polite, proper, seemly, well-behaved, well-mannered
9 agreeable, cheerful, congenial, convivial, enjoyable, gratifying, happy, pleasant, pleasing, pleasurable, satisfying
10 adequate, ample, complete, considerable, entire, extensive, full, large, long, sizable or sizeable, solid, substantial, sufficient, whole
11 best, fancy, finest, newest, nicest, precious, smartest, special, valuable
12 (of weather) balmy, bright, calm, clear, clement, cloudless, fair, halcyon, mild, sunny, sunshiny, tranquil
n
13 advantage, avail, behalf, benefit, gain, interest, mileage (informal) profit, service, use, usefulness, welfare, wellbeing, worth
14 excellence, goodness, merit, morality, probity, rectitude, right, righteousness, uprightness, virtue, worth
15 for good finally, for ever, irrevocably, never to return, once and for all, permanently, sine die
Antonyms
, adj
1 awful, bad, boring, disagreeable, dull, inadequate, rotten, tedious, unpleasant
2 bad, base, corrupt, dishonest, dishonourable, evil, immoral, improper, sinful
3 bad, incompetent, inefficient, unsatisfactory, unskilled
4 inappropriate, pathetic, unbecoming, unbefitting, unfavourable, unfitting, unsuitable, useless
5 bad, decayed, mouldy, off, rotten, unsound
6 cruel, evil, mean (informal) selfish, unkind, vicious, wicked
7 counterfeit, false, fraudulent, invalid, phoney
8 ill-mannered, mischievous, naughty, rude, unkind
13 detriment, disadvantage, failure, ill-fortune, loss
14 badness, baseness, corruption, cruelty, dishonesty, evil, immorality, meanness, wickedness