B1 Adjective (Comparative) #41 よく出る 4分で読める

dumber

If you have two things, one is good and one is not good, the one that is not good is dumber. We use this word to say something is not smart. Please be careful, it is not a very nice word to use for people.

You use dumber to compare two things. For example, if you have two ideas, and one is very silly, you can say it is the dumber idea. It is a simple way to say something is less clever than something else.

Dumber is the comparative form of 'dumb'. It is used in informal English to describe something that lacks intelligence or logic. Because it can be offensive, native speakers usually use it only with friends or when talking about inanimate objects like plans or mistakes.

The term dumber is a colloquial comparative adjective. While grammatically straightforward, its usage is restricted by register. In professional or academic contexts, it is considered poor style. It is most effective when used in hyperbolic expressions to emphasize a lack of judgment.

While dumber is a standard morphological comparative, its semantic weight is significant. It functions as a pejorative descriptor. In advanced English, one must distinguish between the literal usage (lack of cognitive ability) and the figurative usage (an ill-conceived action). It is often avoided in formal discourse in favor of more precise, neutral terminology.

The etymological evolution of dumber from 'mute' to 'unintelligent' reflects a broader cultural shift in how we perceive cognitive capacity. As a comparative, it serves as a blunt instrument of criticism. Mastery of this word involves understanding the fine line between casual banter and social impropriety. It is rarely found in literary prose unless the author is deliberately capturing a specific, unrefined vernacular or character voice.

dumber 30秒で

  • Comparative of dumb
  • Means less intelligent
  • Highly informal
  • Use with caution

When we talk about intelligence, we often compare people or ideas. Dumber is the comparative form of the word 'dumb'. If you have two choices and one clearly makes less sense than the other, you might say the second option is dumber.

It is important to remember that this word carries a negative tone. Because it implies a lack of intelligence or foolishness, using it to describe people can be seen as insulting or rude. It is much safer to use it when talking about inanimate objects, like a 'dumber' plan or a 'dumber' movie plot, rather than attacking a person's character.

Think of it as a way to rank foolishness. If one mistake is bad, but the next one is even worse, the second one is definitely dumber. Just be careful where you use it, as it is definitely not a word you want to use in a professional email or a polite conversation with your boss!

The history of dumber begins with the word 'dumb', which has Germanic roots. Interestingly, in Old English and Middle English, 'dumb' originally meant mute or unable to speak, rather than lacking intelligence.

Over centuries, the meaning shifted significantly. By the 19th century, especially in American English, the term began to take on the meaning of 'stupid' or 'ignorant'. This is a common linguistic process called pejoration, where a word's meaning becomes more negative over time.

The comparative suffix -er is a standard feature of Germanic languages, used to elevate an adjective to a higher degree. So, 'dumber' simply follows the standard rules of English grammar to describe something that possesses more of the quality of 'dumbness' than something else. It is a classic example of how English speakers adapt existing words to fit new, more critical ways of describing the world around them.

In casual conversation, you will hear dumber used quite frequently. It is a very informal term. You might hear friends say, 'That was the dumber of the two ideas,' or 'I've done dumber things in my life.'

Because it is informal, you should avoid it in academic writing or professional reports. Instead of saying a strategy is 'dumber', a professional might use words like less effective, ill-advised, or illogical. These alternatives convey the same point without the harsh, colloquial sting.

Common collocations include phrases like 'dumber than a rock' or 'dumber than dirt', which are hyperbolic idioms used to emphasize extreme foolishness. Remember that the register of this word is low; it belongs in a chat at a coffee shop, not in a board meeting.

Idioms often use 'dumber' to create a strong, funny image. 1. Dumber than a box of rocks: This means someone is very unintelligent. 2. Dumber than dirt: Similar to the first, it implies someone has absolutely no common sense. 3. Play dumb: While not using the comparative, it is the root of the behavior being described; it means to pretend you don't know something.

4. Dumber by the minute: Used to describe a situation that is getting increasingly ridiculous or poorly thought out. 5. Nothing is dumber than...: A common way to start a rant about a pet peeve or a bad decision. These expressions are highly informal and should be used with people you know very well.

Grammatically, dumber is the comparative form of the monosyllabic adjective 'dumb'. We form the comparative by adding -er. The superlative form, for when you want to describe the most foolish option, is dumbest.

In terms of pronunciation, the 'b' at the end is silent. It is pronounced /dʌm.ər/. The stress is on the first syllable. It rhymes with words like summer, plumber, and hummer. Note that 'plumber' also has a silent 'b', which is a fun linguistic connection!

Be aware that 'dumber' is strictly an adjective. You cannot use it as a verb or a noun. Always ensure you are comparing two distinct things when using it, or the grammar will feel incomplete to a native speaker.

豆知識

The silent 'b' remains from the word's original spelling in older Germanic languages.

発音ガイド

UK /ˈdʌm.bər/
US /ˈdʌm.bɚ/
韻が合う語
plumber summer hummer drummer comber
よくある間違い
  • Pronouncing the 'b'
  • Saying 'dum-ber' with a long 'u'
  • Incorrect stress on the second syllable

難易度

読解 1/5

Easy to read

ライティング 2/5

Easy to write

スピーキング 1/5

Easy to speak

リスニング 1/5

Easy to hear

次に学ぶべきこと

前提知識

dumb smart comparative

次に学ぶ

dumbest stupid foolish

上級

imprudent inane

知っておくべき文法

Comparative Adjectives

Small -> Smaller

Silent Letters

Dumb/Plumber

Informal Register

Slang usage

レベル別の例文

1

This book is dumber than that one.

This book / is / less smart / than / that one.

Comparative structure

2

That is a dumber idea.

That / is / a / less smart / idea.

Adjective usage

3

He is dumber than me.

He / is / less smart / than / I am.

Subject comparison

4

Don't do that, it is dumber.

Do not / do / that / it is / less smart.

Imperative

5

Is this dumber?

Is / this / less smart?

Interrogative

6

That was dumber.

That / was / less smart.

Past tense

7

It is not dumber.

It / is / not / less smart.

Negation

8

Why is it dumber?

Why / is / it / less smart?

Wh-question

1

That plan is dumber than the first one.

2

I have heard dumber things before.

3

Is your brother dumber than you?

4

That movie was dumber than the book.

5

Don't be dumber than you have to be.

6

That is a dumber way to do it.

7

This game is dumber than the last one.

8

He made a dumber mistake today.

1

That was probably the dumber choice to make.

2

I've done dumber things when I was younger.

3

The sequel was dumber than the original film.

4

Don't ask such a dumber question next time.

5

It sounds dumber when you say it out loud.

6

His excuse was even dumber than the last one.

7

That is a much dumber way to solve the problem.

8

She realized her plan was dumber than his.

1

It is hard to imagine a dumber decision than that.

2

The situation became dumber by the minute.

3

I felt dumber for having listened to his argument.

4

That is arguably the dumber of the two options.

5

He tends to make dumber mistakes when he is tired.

6

The logic behind the policy is getting dumber.

7

Nothing is dumber than ignoring the facts.

8

She looked dumber than she felt.

1

The discourse surrounding the event grew increasingly dumber.

2

It was a dumber iteration of an already flawed concept.

3

He was dumber than he let on in the interview.

4

The strategy was dumber than its predecessor.

5

One could hardly conceive of a dumber outcome.

6

The committee made a series of dumber choices.

7

It is a dumber interpretation of the classic text.

8

The entire premise is objectively dumber.

1

The dumber of the two protagonists served as a foil.

2

His rhetoric was dumber than the base assumptions.

3

Such a dumber approach reveals a lack of foresight.

4

The dumber the scheme, the more likely it is to fail.

5

It was a dumber, more chaotic version of the original.

6

The dumber elements of the plan were discarded.

7

She found the dumber aspects of the debate tiresome.

8

The dumber the argument, the louder he shouted.

よく使う組み合わせ

dumber than a rock
dumber than dirt
dumber mistake
dumber choice
dumber idea
dumber way
dumber than before
nothing is dumber
dumber than expected
even dumber

慣用句と表現

"dumb down"

to make something easier to understand

They had to dumb down the report.

casual

"play dumb"

to pretend not to know

Don't play dumb with me.

casual

"dumb luck"

success by chance

It was just dumb luck.

neutral

"stone cold dumb"

completely foolish

He is stone cold dumb.

slang

"dumb as a post"

very unintelligent

She is dumb as a post.

casual

"dumb it down"

simplify for the audience

We need to dumb it down.

casual

間違えやすい

dumber vs dumbest

superlative vs comparative

dumbest is for 3+ items, dumber for 2

This is dumber than that; this is the dumbest of all.

dumber vs dumberer

incorrect suffix

not a word

Use dumber instead.

dumber vs more dumb

alternative comparative

dumber is preferred

Dumber is more common than more dumb.

dumber vs plumber

rhyme

different meaning

A plumber fixes pipes; dumber means less smart.

文型パターン

A1

Subject + is + dumber + than + object

This is dumber than that.

A2

That was a + dumber + noun

That was a dumber choice.

B1

Nothing is + dumber + than + noun

Nothing is dumber than waiting.

B2

It seems + dumber + every day

It seems dumber every day.

C1

The + dumber + the + adjective

The dumber the plan, the better.

語族

名詞

dumbness the state of being dumb

動詞

dumb down simplify

形容詞

dumb lacking intelligence

関連

dull similar meaning

使い方

frequency

7

よくある間違い
  • dumberest dumbest

    Dumber is already the comparative; do not add -est.

  • more dumber dumber

    Do not use 'more' with -er adjectives.

  • using dumber in a business meeting less effective

    Too informal and potentially rude.

  • dumberer dumber

    Double comparative is incorrect.

  • dumber than me dumber than I am

    Technically 'than I' is formal, though 'than me' is common.

ヒント

💡

Memory Palace Trick

Visualize a scale with two weights; the dumber one is lower.

💡

When Native Speakers Use It

In casual settings with friends.

🌍

Cultural Insight

Reference the movie 'Dumb and Dumber'.

💡

Grammar Shortcut

Add -er for comparative, -est for superlative.

💡

Say It Right

Forget the 'b' exists.

💡

Don't Make This Mistake

Avoid 'more dumber'.

💡

Did You Know?

Dumb originally meant mute.

💡

Study Smart

Use it in sentences about inanimate objects first.

💡

Avoid in Essays

Use 'less logical' instead.

💡

Tone Matters

Keep it lighthearted.

暗記しよう

記憶術

Dumb + er = Dumber. Think of a drum (drummer) that makes a silly sound.

視覚的連想

A person holding two signs, one with a '1' and one with a '2', the '2' is dumber.

Word Web

Foolish Silly Unwise Comparative Informal

チャレンジ

Write three sentences comparing two objects using 'dumber'.

語源

Germanic

元の意味: mute/speechless

文化的な背景

Can be considered an ableist slur in some contexts; use with extreme caution when referring to people.

Used frequently in American sitcoms and casual banter.

Dumb and Dumber (movie)

実生活で練習する

実際の使用場面

Casual conversation

  • That's dumber.
  • Even dumber.
  • Dumber than expected.

Debating ideas

  • A dumber approach.
  • Dumber than the alternative.
  • Nothing could be dumber.

Self-reflection

  • I've done dumber.
  • I felt dumber.
  • A dumber mistake.

Entertainment reviews

  • The dumber sequel.
  • A dumber plot.
  • Dumber than the original.

会話のきっかけ

"What is the dumber thing you've ever heard?"

"Do you think movies are getting dumber?"

"Is it ever okay to call an idea dumber?"

"How would you describe a dumber mistake?"

"Can a dumber plan still work?"

日記のテーマ

Write about a time you made a dumber choice.

Describe a situation that became dumber over time.

Why do we use the word dumber?

Compare two things that are dumber than others.

よくある質問

8 問

Yes, it is the standard comparative form of dumb.

No, it is too informal and potentially offensive.

It is an etymological remnant from Germanic roots.

Smarter or wiser.

Yes, it can be if used to describe a person.

DUM-er.

Yes.

No, that is grammatically incorrect.

自分をテスト

fill blank A1

This plan is ___ than the last one.

正解! おしい! 正解: dumber

Requires comparative form.

multiple choice A2

Which word is the comparative of dumb?

正解! おしい! 正解: dumber

Comparative adds -er.

true false B1

It is professional to use 'dumber' in a resume.

正解! おしい! 正解: 間違い

It is too informal.

match pairs B1

Word

意味

全て一致しました!

Comparative vs superlative.

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:

Subject-verb-adj-prep-obj.

fill blank A2

That was a ___ mistake.

正解! おしい! 正解: dumber

Comparative context.

multiple choice B1

What does 'dumber' imply?

正解! おしい! 正解: Lower intelligence

Indicates less intelligence.

true false B2

The 'b' in dumber is pronounced.

正解! おしい! 正解: 間違い

The 'b' is silent.

match pairs B2

Word

意味

全て一致しました!

Grammatical forms.

sentence order C1

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:

Complex sentence structure.

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