Worst vs. worse?

The words worse and worst are comparative and superlative forms of the adjectives “bad” and “ill.” We use “worse” to mean ‘more bad’ and “worst” for ‘most bad.’

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What is the difference between worst and worse?

There are few things worse than bad writing. But the worst is when writers confuse words like “worse” and “worst.” Either term is a comparative or superlative adjective for “bad” and “ill,” but that doesn’t mean we can use them interchangeably. 

Since “worse” and “worst” are comparative and superlative adjectives, they ultimately represent varying degrees of ‘bad’ or ‘ill.’ For instance, “worse” is ‘more bad,’ while “worst” is the ‘most bad.’ 

In addition to their adjective forms, we can also use the word “worse” as a noun or adverb, and “worst” as an adverb, noun, or verb. But as complicated as this looks, the general difference between the words stays the same: 

  • Worse = ‘more bad’ than bad/ill 
  • Worst = the ‘most bad’ 

It’s easy to see how English speakers confuse “worse” and “worst.” The words are homophones, which means they have similar spellings and pronunciations, but carry different meanings. The Word Counter covers similar word similarities within articles like “affective vs. effective” and “past vs. passed.” 

Worse and worst are also irregular adjectives, which means the words ‘bad’ and ‘ill’ don’t follow regular adjective patterns. For instance, we usually add “-er” or “-est” to the end of adjectives to indicate comparative and superlative forms (e.g., short, shorter, shortest). 

What does worse mean?

English speakers primarily use the term worse as a comparative adjective to describe a noun that is of lower quality, ‘more bad,’ or ‘lesser’ than another. In this sense, the concept of “bad” or “ill” applies to negative attributes, such as: 

  • Inferior value or lower standard
  • Less desirable 
  • Degree of difficulty
  • Lack of skill or efficiency 
  • More severe or serious 
  • More corrupt, evil, or reprehensible 
  • A poorer state of health 

Example sentences include, 

“I feel worse today than I did yesterday.” 
“You’re worse than your brother.” 
“The food tastes worse when you order to-go.”
“I’m not sure things could get any worse.”

Worse as a noun

As a mass noun, the word worse describes a person, place, or thing that is ‘more serious,’ ‘more unpleasant,’ or ‘less favorable.’ For example,

“His health took a turn for the worse.” 
“There’s worse that could happen.”
“I’ve been through worse than this.” 

Worse as an adverb

The adverb form of worse modifies other adverbs, adjectives, or verbs to imply ‘in a worse manner,’ ‘extent,’ or ‘what is worse.’ For example, 

“The less you sleep, the worse you’ll feel.” 
“Folks are worse prepared than ever before.” 
“They could have played a lot worse than we did.”

Synonyms of worse

Common, deficient, inferior, lame, lesser, lousy, lower, mediocre, normal, ordinary, substandard, poor, unsatisfactory, wanting, worst. 

Antonyms of worse

Exceptional, extraordinary, incomparable, nonpareil, rare, uncommon, unequaled, unmatched, unrivaled, unusual, unsurpassable. 

Etymology of worse

Worse” entered the English Language via Old English wiersa and wyrsa (adjectives) and wiers (adverb) Originally a form of Old High German (‘wirsiro’), the term transitioned again in Middle English as ‘werse’ and ‘worse.’ 

What does worst mean?

The word worst is a superlative adjective of “bad” and “ill” to describe something of the lowest standard or highest severity. 

Sentence examples include, 

“He was the worst Uber driver ever.” 
“This is the worst thing that’s ever happened to me.”
“The memo reiterated my worst fears.” 

Worst as an adverb

As an adverb, the word worst modifies other adverbs, adjectives, and verbs to describe a high degree of inferiority, corruption, or distaste. For example, 

“Students are the worst affected by COVID school closures.” 
“Pickling is the worst-smelling hobby .” 
“Oregon regions worst hit by snow include Pendleton and Ontario.”

Worst as a noun

The noun form of worst describes someone or something that is “the worst.” For example, 

“Isn’t she the worst?” 
“I fear the worst is yet to come.”
Worst-case scenario, we can take a cab instead of the train.”

Worst as a verb

The verb worst defines the act of ‘getting the better of,’ defeating, or achieving victory over another. Additional verb forms include worsted, worsting, or worsts. For example, 

“The Portland Trail Blazers worsted the Philadelphia 76ers in 1977.” 
“The soldiers spent the week worsting their enemies.”

Synonyms of worst

Adj., adverb, noun: Atrocious, awful, bad, deficient, dissatisfactory, inferior, lesser, ordinary, routine, rotten, wanting, worse, vile. 

Verb: Annihilate, beat, conquer, defeat, master, overcome, prevail, subdue, surmount, sweep, triumph.

Antonyms of worst

Adj., adverb, noun: Exceptional, extraordinary, incomparable, rare, uncommon, unequaled, unmatched, unsurpassed, unusual. 

Verb: Collapse, fail, fall, flop, fold, give up, go under, lose. 

Etymology of worst

Modern English adapted “worst” from Middle English werste and worste and Old English wierresta and wystra. Both Old English forms represent the superlative forms of Old English wiersa for ‘worse.’ 

Worst vs. worse: understanding comparative and superlative adjectives

All adjectives contain comparative and superlative forms. Comparative adjectives describe the difference between the two nouns they modify (e.g., harder, better, faster, stronger). Superlative adjectives compare objects on a scale of upper to lower quality standards (e.g., hardest, best, fastest, strongest). But since “worst” and “worse” are irregular adjectives, their comparative and superlative forms don’t follow typical English grammar. 

Regular adjectives

Regular adjectives develop into comparative and superlative forms based on their number of syllables. Adjectives with one syllable follow a pattern of adding an -er for the comparative form and an -est for the superlative. 




If an adjective contains two or more syllables, the original adjective doesn’t always change. Instead, the words “more” and “most” precede adjectives for the comparative and superlative forms, respectively. For example, 


Comparative:more exclusive

Superlative:most exclusive.” 

English grammar poses an exception for certain two-syllable adjectives. If the adjective ends with -y, -ow, -er, -le-, we add an -er or -est for the comparative form and -est for the superlative forms. 










Irregular adjectives

Irregular comparative and superlative adjectives don’t follow a set pattern. Instead, they transform the original adjective into a unique comparative or superlative form. For example, 







When it comes to “worse” and “worst,” the irregular adjectives are “bad” and “ill.” Under normal conditions, we would add ‘-er’ or ‘-est’ for “badder” or “baddest.” But since “bad” and “ill” are irregular adjectives, we use “worse” for the comparative form and “worst” for the superlative form. 


Comparative:worse” or “iller” 

Superlative:worst” or “illest

How do you use worse and worst in a sentence?

To ensure correct usage of worse or worst, it’s important to remember two key factors: 

#1. Worse and worst = bad and ill

Worst and worse are extensions of the adjectives “bad” or “ill.” Therefore, anything that is “worse” or the “worst” carries a negative connotation. For example, 

“Are you feeling worse?” (illness)
“Brad is a worse writer than Kayla.” (unskilled)
“Skydiving is my worst fear.” (most severe) 
“Talking to family about politics is the worst.” (unpleasant) 

#2. Use worse or worst to compare nouns differently

Worse is a comparative adjective that compares one noun to another, while worst is a superlative adjective that compares one noun to a group of objects. For example, 

“Generic vitamins are worse than brand-name competitors.” (low quality) 
“Generic vitamins are the worst options available.” (lowest quality)

How to remember the difference between worse and worst?

There’s an old phrase in English that says, “if worst comes to worst” or “if worse comes to worst,” which means “if a bad situation becomes even worse,” or “worst-case scenario” (not worse case scenario).   

American English uses either phrase interchangeably, but we recommend memorizing “if worse comes to worst” to remember how “bad” can go to “worse,” and “worse” can go to “worst.” 

FAQ: Related to worse vs. worst

Is badder or baddest a word?

When the word “bad” (actually, as “baad”) conveys the “superabundance of good,” it no longer holds the same meaning of “worse” or “worst.” Therefore, many people resort to using “badder” or “baddest” as comparative and superlative forms. 

While dry “standard English” doesn’t yet recognize the use of “badder” and “baddest,” the terms are still common within Black American Vernacular (American English). English teachers may dock grammar points for using “badder” or “baddest,” but until the textbooks catch up, we say it’s perfectly correct to use these terms in this fashion. 

Is wurst an alternate spelling of worst?

A wurst is a type of sausage, but it sounds nearly the same as the word “worst” (aka, homophones). 

Test Yourself!

Test how well you understand the difference between worse and worst with the following multiple-choice questions. 

  1. True or false: the adjective “worse” is the comparative form of “bad” or “ill.”
    a. True
    b. False
  2. Which is not a superlative form of the adjective “ill”? 
    a. Baddest
    b. Worst
    c. Illest
    d. None of the above
  3. If ___________ is ‘low quality,’ ___________ is the ‘lowest quality.’ 
    a. Iller, illest
    b. Worst, worse
    c. Badder, baddest
    d. Worse, worst
  4. For the phrase “she’s the worst,” the word worst is a _____________.
    a. Adjective
    b. Adverb
    c. Noun
    d. All of the above
  5. Which of the following phrases is incorrect? 
    a. If worse comes to worst
    b. Worse case scenario
    c. If worst comes to worst
    d. Worst case scenario


  1. A
  2. A
  3. D
  4. C
  5. B


  1. If the worst comes to the worst.” Cambridge Dictionary, Cambridge University Press, 2020.
  2. Kuehn, Paul R. “Homonyms, Homophones, and Homographs for ESL Students.” Owlcation, 18 May 2020. 
  3. Kperogi, Farooq A. “Black American Vernacular English Expressions You Should Know.” USA Africa Dialogue Series, Google Groups, 26 Feb 2017. 
  4. The comparative and the superlative.” Resources for Learning English, EF Education First, 2020. 
  5. Worse.” Lexico, Oxford University Press, 2020.
  6. Worse.” The Merriam-Webster.com Dictionary, Merriam-Webster Inc., 2020.
  7. Worst.” The Merriam-Webster.com Dictionary, Merriam-Webster Inc., 2020.
  8. Worst.” The Merriam-Webster.com Thesaurus, Merriam-Webster Inc., 2020.