A2 adjective #2,000 よく出る 2分で読める

worst

The worst thing is the one that is not good at all, even compared to other bad things.

Explanation at your level:

Worst means 'not good'. If you have many bad things, the worst one is the most bad. For example, if you have three bad apples, the one you cannot eat at all is the worst apple.

Use worst to compare three or more things. If you say 'This is the worst day,' you mean it is lower than all other days. It is the opposite of 'best'.

Worst is the superlative form of 'bad'. We use it with 'the' to describe the lowest quality. It is common to say 'the worst thing about...' or 'the worst part of...'.

Beyond simple comparison, worst is used in complex structures like 'worst-case scenario'. It carries a strong emotional weight and is often used to emphasize the severity of a situation in professional or personal contexts.

In advanced English, worst can be used as a noun or adverb. It functions as a powerful rhetorical tool to frame extreme negative outcomes. Writers use it to create dramatic tension, often contrasting it with 'best' to highlight extreme polarities in narrative or academic arguments.

At the mastery level, worst is analyzed through its etymological persistence as an irregular superlative. It appears in literary contexts to denote moral or existential depths. It is also used in nuanced idiomatic constructions where the speaker balances speculative outcomes against empirical reality, such as 'at worst' vs 'at best'.

30秒でわかる単語

  • Superlative of bad.
  • Means the lowest quality.
  • Always use 'the' before it.
  • Rhymes with first.

Hey there! Think of worst as the absolute bottom of the barrel. When we compare things that are 'bad', 'worse', and 'worst', worst is the final stop on the negative scale.

It is a superlative adjective, meaning it describes the ultimate degree of something negative. Whether you are talking about the worst movie you have ever seen or the worst day of your life, you are telling people that nothing else could possibly be lower in quality or more unpleasant.

The word worst has deep roots in Old English, coming from the word wyrsa, which meant 'worse'. It is part of the Germanic language family, sharing a common ancestor with the German word wurst (though they mean very different things today!).

Historically, it evolved through Middle English as werste. It is fascinating how languages keep these irregular forms—instead of saying 'bad-est', we use this special word that has been around for over a thousand years to express the absolute peak of 'badness'.

You will use worst whenever you need to identify the single most negative item in a set. It is almost always preceded by the article the, as in the worst idea.

It is very versatile. You can use it to describe physical objects, abstract concepts like the worst luck, or even human behavior. It is common in both casual chats and formal reports, making it a very high-frequency word in English.

Idioms make language fun! Here are some common ones:

  • Worst-case scenario: The most negative outcome possible.
  • If the worst comes to the worst: If the most difficult situation happens.
  • The worst is yet to come: Things will get even harder later.
  • At worst: In the most negative interpretation.
  • The worst of it: The most difficult part of a situation.

Grammatically, worst is the superlative of 'bad'. It is an irregular adjective, so we never say 'badest'.

In IPA, it is /wɜːrst/ in both British and American English. It rhymes with first, burst, and cursed. Remember to emphasize that 'r' sound to get the pronunciation just right!

Fun Fact

It has been used in English since before the 12th century.

Pronunciation Guide

UK /wɜːrst/

Rhymes with 'first'.

US /wɜrst/

Rhymes with 'first'.

Common Errors

  • Pronouncing the 'r' too softly
  • Adding an extra syllable
  • Confusing with 'worse'

Rhymes With

first burst cursed thirst versed

Difficulty Rating

読解 1/5

very easy

Writing 1/5

very easy

Speaking 1/5

very easy

リスニング 1/5

very easy

What to Learn Next

Prerequisites

bad good

Learn Next

worse best

上級

inferior substandard

Grammar to Know

Superlatives

The worst

Irregular Adjectives

Bad/Worse/Worst

Articles

The + superlative

Examples by Level

1

This is the worst cake.

This is the very bad cake.

Use 'the' before worst.

2

The worst day.

3

The worst book.

4

The worst game.

5

The worst dog.

6

The worst song.

7

The worst place.

8

The worst food.

1

That was the worst movie ever.

2

He had the worst luck today.

3

This is the worst restaurant in town.

4

She is the worst player on the team.

5

It was the worst weather for a trip.

6

Don't pick the worst option.

7

The worst part is the waiting.

8

This is the worst news.

1

The worst thing about winter is the cold.

2

He is the worst driver I know.

3

We prepared for the worst-case scenario.

4

That was the worst mistake of my life.

5

The worst of the storm has passed.

6

At worst, we will have to start over.

7

It was the worst performance of the year.

8

This is the worst possible solution.

1

The situation is at its worst right now.

2

She feared the worst when he didn't call.

3

The worst is yet to come for the economy.

4

He is his own worst enemy.

5

This is the worst-kept secret in the office.

6

The worst-case scenario is a complete failure.

7

I have seen the worst of human nature.

8

This outcome is the worst imaginable.

1

The policy represents the worst of bureaucratic inefficiency.

2

To expect the worst is a common defense mechanism.

3

The worst-case scenario was meticulously planned for.

4

He was accused of the worst kind of betrayal.

5

This is arguably the worst decision in the company's history.

6

The worst of the crisis was mitigated by quick action.

7

Her worst fears were realized upon arrival.

8

He brought out the worst in his colleagues.

1

The worst of the winter frost destroyed the crops.

2

He was the worst of a bad bunch of politicians.

3

The worst-case scenario proved to be overly optimistic.

4

It was the worst of times, it was the best of times.

5

She faced the worst of the public's scrutiny.

6

The worst possible interpretation was adopted by the press.

7

He was the worst of sinners in his own eyes.

8

The worst-case outcome was avoided by a narrow margin.

よく使う組み合わせ

worst-case scenario
the worst part
worst fear
at worst
the worst of it
worst nightmare
worst enemy
worst ever
worst possible
worst case

Idioms & Expressions

"worst-case scenario"

the most negative possibility

Let's prepare for a worst-case scenario.

neutral

"if the worst comes to the worst"

if the most difficult situation happens

If the worst comes to the worst, we will walk.

neutral

"at worst"

in the most negative view

At worst, it will rain all day.

neutral

"the worst of it"

the most difficult part of an event

The worst of it is the waiting.

neutral

"one's own worst enemy"

someone who causes their own problems

He is his own worst enemy.

neutral

"the worst is yet to come"

things will get harder

Be careful, the worst is yet to come.

neutral

Easily Confused

worst vs worse

similar spelling

worse is for two, worst for many

This is worse than that; this is the worst of all.

worst vs wurst

same sound

wurst is a sausage

I ate a bratwurst.

worst vs first

rhymes

first is number one

He came in first.

worst vs waste

similar letters

waste is to use poorly

Don't waste time.

Sentence Patterns

A1

The + worst + noun

The worst day.

B1

At + worst

At worst, we wait.

B1

One's + worst + noun

My worst fear.

B2

Worst + of + noun

The worst of the storm.

C1

Worst + possible + noun

The worst possible outcome.

語族

Nouns

worst the most negative state

Adjectives

bad the base form
worse comparative form

関連

badly adverb form of bad

How to Use It

frequency

9/10

Formality Scale

formal report neutral casual slang

よくある間違い

worstest worst
Worst is already a superlative; no need for -est.
more worst worst
Never use 'more' with 'worst'.
the most worst the worst
Double superlative is incorrect.
worst then worst than
Usually we say 'the worst of' or just 'the worst'.
worse than worst
Don't confuse 'worse' (comparison) with 'worst' (superlative).

Tips

💡

Memory Palace

Imagine the worst thing you've ever eaten in your kitchen.

💡

When to use

Use it when comparing more than two things.

🌍

Cultural Insight

It's often used in hyperbole in casual speech.

💡

Grammar Shortcut

Always look for 'the' before 'worst'.

💡

Say It Right

Don't skip the 'r'!

💡

Avoid 'worstest'

It's never correct.

💡

Did You Know?

It comes from Old English.

💡

Study Smart

Make a list of 'best' and 'worst' things.

💡

Professional Tone

Use 'worst-case scenario' in business.

💡

Superlative rule

Bad -> Worse -> Worst.

Memorize It

Mnemonic

W-O-R-S-T: Wasted Opportunities Really Stink Today.

Visual Association

A picture of a trash can labeled 'worst'.

Word Web

bad worse terrible negative lowest

チャレンジ

Write three sentences about the 'worst' things you can imagine.

語源

Old English

Original meaning: superlative of 'bad'

文化的な背景

None

Commonly used in everyday complaints and news reporting.

'The Worst Witch' (book series) 'Worst Case Scenario' (TV show)

Practice in Real Life

Real-World Contexts

at work

  • worst-case scenario
  • worst performance
  • worst decision

at school

  • worst grade
  • worst subject
  • worst teacher

traveling

  • worst weather
  • worst hotel
  • worst flight

daily life

  • worst day
  • worst luck
  • worst habit

Conversation Starters

"What is the worst movie you have ever seen?"

"What is the worst meal you have ever had?"

"How do you handle a worst-case scenario?"

"What is the worst habit someone can have?"

"Have you ever had the worst luck?"

Journal Prompts

Describe the worst day you have ever had.

Write about a time you prepared for the worst.

What is the worst advice you have ever received?

Reflect on overcoming the worst part of a challenge.

よくある質問

8 問

Yes, it can be used as a noun, e.g., 'The worst is over'.

Sometimes, in phrases like 'at worst'.

No, 'worse' is for two things; 'worst' is for three or more.

Like 'wurst' with a strong 'r'.

It is neutral and used everywhere.

The opposite is 'best'.

Yes, e.g., 'He is the worst person'.

Yes, it is the superlative adjective of 'bad'.

自分をテスト

fill blank A1

This is the ___ movie ever.

正解! おしい! 正解: worst

Worst is the superlative of bad.

multiple choice A2

What does 'worst' mean?

正解! おしい! 正解: The most bad

Worst is the lowest standard.

true false B1

Can you say 'worstest'?

正解! おしい! 正解: 間違い

Worst is already the superlative.

match pairs B1

Word

意味

All matched!

This is a common collocation.

sentence order B2

下の単語をタップして文を組み立てよう
正解! おしい! 正解:

Correct order: This is the worst day.

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