worst

UK:*UK and possibly other pronunciationsUK and possibly other pronunciations/ˈwɜːrst/US:USA pronunciation: IPA and respellingUSA pronunciation: IPA/wɝst/ ,USA pronunciation: respelling(wûrst)

From bad (adj):
worse
adj comparative
worst
adj superlative
From badly (adv):
worse
adv comparative
worst
adv superlative
From ill (adv):
worse
adv comparative
worst
adv comparative
From ill (adj):
worse
adj comparative
worst
adj superlative

worst
WordReference English Thesaurus © 2025
Sense: Verb: defeat
Synonyms:
beat Collocations, defeat Collocations, get the better of, overcome Collocations, win against, conquer Collocations, best Collocations, outdo, crush Collocations (informal), thrash (informal), whip Collocations (informal), whup (US, slang), wipe the floor with (informal), lick Collocations (slang), clobber (slang), cream Collocations (US, slang), own Collocations (informal), annihilate (informal), destroy Collocations (informal), kill Collocations (informal), triumph over, prevail over
Sense: Adjective: least good - sometimes preceded by 'the'
Synonyms:
most terrible, most awful, most harmful, most horrible, most inferior, lousiest (informal), crappiest (informal), harshest, nastiest, most severe, least effective, least desirable, least favorable, least favourable (UK), least good
Sense: Noun: least good outcome - preceded by 'the'
Synonyms:
disaster Collocations, calamity, catastrophe, tragedy
Sense: Noun: least good person or thing - usually preceded by 'the'
Synonyms:
worst one, loser Collocations, last Collocations, the pits (slang), the slowest, the meanest


bad
WordReference English Thesaurus © 2025
Sense: Adjective: awful
Synonyms:
awful Collocations, terrible Collocations, horrible Collocations, atrocious, abysmal, poor Collocations, shitty (vulgar, offensive, slang), crappy (vulgar, slang), crummy (slang), inferior, rubbish Collocations (UK), inadequate, substandard, sub-standard, subpar, sub-par, below par, pathetic, lame Collocations (informal), unacceptable, unsatisfactory, second-rate, lousy Collocations (informal), crap Collocations (UK, vulgar, slang), pants Collocations (UK, slang), suboptimal, sub-optimal
Sense: Adjective: evil
Synonyms:
evil Collocations, wrong Collocations, immoral, unethical, wicked Collocations, sinful, corrupt Collocations, nefarious, reprehensible, despicable Collocations, nasty Collocations, unrighteous, malevolent, maleficent, villainous, mean Collocations, lousy Collocations (informal)
Sense: Adjective: disgusting
Synonyms:
disgusting Collocations, foul Collocations, yucky, icky (slang), nasty Collocations, sickening, repulsive, revolting, awful Collocations, gross Collocations (slang), terrible Collocations, horrible Collocations, offensive Collocations, vile, repugnant, nauseating, displeasing, disagreeable, unpleasant Collocations
Sense: Adjective: naughty
Synonyms:
naughty Collocations, badly behaved, poorly behaved, misbehaving, mischievous Collocations, disobedient, impolite Collocations, ill-mannered, disrespectful, rude Collocations, insolent, unruly, reprehensible
Sense: Adjective: sad
Synonyms:
unhappy Collocations, sad Collocations, down Collocations (informal), blue Collocations, miserable Collocations, down in the dumps (informal), saddened, depressed Collocations, melancholy, upset Collocations, gloomy Collocations, glum, forlorn Collocations, despondent, heartbroken, downhearted, down-hearted, crestfallen, melancholic, sorry for yourself
Sense: Adjective: sorry or guilty
Synonyms:
sorry Collocations, regretful, remorseful, rueful, guilty Collocations, guilt-ridden, penitent, ashamed Collocations, contrite, culpable
Sense: Adjective: defective
Synonyms:
defective Collocations, faulty Collocations, broken Collocations, not working, flawed Collocations, DOA (UK, slang), shoddy, unsound, out of order, deficient, inferior
Sense: Adjective: spoiled
Synonyms:
spoiled Collocations, spoilt (UK), rotten Collocations, rancid, off Collocations (informal), gone-off (informal), stale Collocations, sour Collocations, curdled, decayed, putrid, rank Collocations, corrupted, decomposed, past its best, moldy, mouldy (UK), past its sell-by date (UK), past its use-by date, past its expiration date (US), past its expiry date (UK)
Sense: Adjective: sick
Synonyms:
sick Collocations, ill Collocations (UK), unwell, down Collocations, under the weather (informal), run-down, not well, indisposed, sickish , unsound, lousy Collocations (informal), out of sorts, in poor health, poorly Collocations, cruddy, crappy (potentially offensive), shitty (potentially offensive), green around the gills (informal)
Sense: Adjective: harmful
Synonyms:
harmful Collocations, damaging, detrimental Collocations, dangerous Collocations, hurtful, injurious, negative Collocations, adverse Collocations, unfavorable, unfavourable (UK), perilous, deleterious, unhealthy Collocations, bad for you, no good, noxious Collocations, toxic
Sense: Adjective: ominous
Synonyms:
ominous Collocations, threatening Collocations, sinister, unlucky, baleful (literary), menacing, dark Collocations, gloomy Collocations, pessimistic, black Collocations


badly
WordReference English Thesaurus © 2025
Sense: Adverb: incorrectly
Synonyms:
incorrectly, wrongly, wrong Collocations, imperfectly, defectively, ineffectively, inefficiently, unsatisfactorily, negligently, incompetently, insufficiently, mistakenly, faultily, amiss, ineffectually, inadequately, erroneously, the wrong way
Antonyms:
well Collocations, acceptably, satisfactorily, nicely, all right, decently, correctly
Sense: Adverb: poorly
Synonyms:
poorly Collocations, shoddily, awfully, terribly, horribly, stupidly, carelessly, awkwardly, clumsily, disastrously, dreadfully, abominably, bunglingly, blunderingly, crudely, weakly, haphazardly, unskillfully, unskilfully (UK), wretchedly
Sense: Adverb: severely
Synonyms:
severely, gravely, seriously Collocations, greatly Collocations, very Collocations, intensely, profoundly, grievously, atrociously, deeply Collocations, harshly, horribly, terribly, awfully, frightfully, extremely Collocations
Antonyms:
little Collocations, not very, not Collocations, barely Collocations, hardly Collocations, slightly Collocations, minimally
Sense: Adverb: desperately
Synonyms:
desperately, urgently, much Collocations, very much, seriously Collocations, in the worst way (US, informal), more than anything
Antonyms:
glad Collocations, happy Collocations, unremorseful
Sense: Adverb: in an unacceptable way
Synonyms:
unacceptably, rudely, unkindly, unpleasantly, meanly, unfairly, reprehensibly, unforgivably, discourteously, boorishly


ill
WordReference English Thesaurus © 2025
Sense: Adjective: sick
Synonyms:
sick Collocations, under the weather (informal), unwell, unhealthy Collocations, ailing Collocations, faint Collocations, out of sorts, green around the gills (informal), nauseous
Sense: Adjective: bad
Synonyms:
bad Collocations, evil Collocations, harmful Collocations, injurious, adverse Collocations, hurtful, detrimental Collocations, dangerous Collocations, hostile Collocations, damaging, wicked Collocations, noxious Collocations, malevolent, destructive, sinister, unfavorable
Sense: Noun: source of pain or distress - literary
Synonyms:
evil Collocations, wrong Collocations, bad Collocations, harm Collocations, sin Collocations, evilness, wickedness, badness, sinfulness, poison Collocations, trauma
Sense: Noun: misfortune - literary
Synonyms:
misfortune, bad luck, misadventure, mishap Collocations, adversity, tragedy, woe Collocations (literary), hardship Collocations
Sense: Noun: problems or afflictions - plural
Synonyms:
problems, woes (literary), issues, ailments, afflictions, difficulties, conditions, disorders
Sense: Adverb: hardly
Synonyms:
hardly Collocations, barely Collocations, by no means, scarcely Collocations, only just, with difficulty


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