C1 adjective #15,000 よく出る 3分で読める

aver

To state something clearly and firmly as the truth.

Explanation at your level:

Aver is a very formal word. It means to say something is true. You use it when you are very sure. Most people do not use it in daily life. Use 'say' instead for simple talks.

When you want to say something is a fact, you can use 'aver'. It is like saying 'I promise this is true.' It is mostly used in books or newspapers, not in casual conversations with friends.

The verb 'aver' is used to state a fact with confidence. It is a formal alternative to 'claim' or 'assert'. You might see it in legal news or formal reports where the speaker wants to emphasize their certainty about a specific event.

Using 'aver' adds a layer of formality and weight to an argument. It suggests that the speaker has evidence or a strong conviction. It is often used in academic writing or legal contexts to distinguish a formal declaration from a simple opinion or casual statement.

In advanced English, 'aver' is a precise tool for reporting speech. It implies that the speaker is not just offering an opinion, but is making a formal, binding declaration. It is frequently used in journalism and legal discourse to maintain a neutral yet authoritative tone when reporting on conflicting claims or verified facts.

At the mastery level, 'aver' reflects the etymological connection to 'truth' (Latin: verus). It is used to convey a sense of moral or legal commitment to the veracity of a statement. Its usage is highly register-dependent; employing it in a casual context would sound overly pedantic or ironic, highlighting the user's awareness of its elevated, formal status in the English lexicon.

30秒でわかる単語

  • Aver means to state something as a fact.
  • It is a formal verb used in legal or serious contexts.
  • It comes from the Latin root for 'true'.
  • Remember to double the 'r' in 'averred'.

Think of aver as the serious, more formal cousin of the word 'say.' When you just 'say' something, it might be casual or uncertain. But when you aver something, you are putting your reputation behind it. You are stating it as a solid, undeniable fact.

You will most often encounter this word in legal documents or formal news reports. If a witness stands in court and says, 'I saw him leave the building,' they are averring that fact. It implies a high level of conviction and seriousness that makes people take notice of your claim.

The word aver has a fascinating journey through history. It comes from the Old French word averer, which actually meant 'to prove to be true.' This is rooted in the Latin word verus, meaning 'true'—the same root we find in words like verify and verdict.

Over the centuries, the word moved from the idea of 'making something true' to the act of 'stating something as true.' It entered English in the 14th century and has maintained its formal, slightly elevated status ever since. It is a classic example of how Latin roots continue to shape our formal English vocabulary today.

Because aver is a formal verb, you won't hear it at the dinner table or while hanging out with friends. You use it when you want to sound authoritative or when you are writing something that requires a professional tone.

Commonly, it is followed by the word that. For example, 'The report avers that the company followed all safety protocols.' It pairs well with words like firmly, boldly, or repeatedly to add extra weight to the assertion being made.

While aver itself isn't typically part of a common idiom, it is often used in contexts that mirror these expressions:

  • To stake one's reputation on: Meaning you are so sure you will risk your name, similar to how one avers a fact.
  • To stand by one's word: To keep a promise or assertion.
  • To go on record: To state something publicly and officially.
  • To swear by: To express strong belief in the truth of something.
  • To vouch for: To confirm the truth or quality of someone or something.

Aver is a regular verb, but it has a spelling quirk: you must double the 'r' when adding suffixes like -ed or -ing. So, the past tense is averred and the present participle is averring.

The pronunciation is /əˈvɜːr/ in both UK and US English, with the stress on the second syllable. It rhymes with words like defer, infer, prefer, deter, and transfer. Remember to keep the second syllable strong and clear!

Fun Fact

It shares the same Latin root as 'verify'.

Pronunciation Guide

UK /əˈvɜːr/

Sounds like 'uh-VURR'.

US /əˈvɜːr/

Similar to UK, clear 'r' at the end.

Common Errors

  • Mispronouncing the 'a' as 'ay'.
  • Putting stress on the first syllable.
  • Weakening the 'r' sound.

Rhymes With

defer infer prefer deter transfer

Difficulty Rating

読解 4/5

Formal vocabulary

Writing 4/5

Requires formal context

Speaking 5/5

Rare in speech

リスニング 4/5

Formal register

What to Learn Next

Prerequisites

say tell truth

Learn Next

assert affirm veracity

上級

asseverate corroborate

Grammar to Know

Reporting Verbs

He said/averred that...

Formal Register

Using formal verbs in writing.

Spelling Rules

Doubling consonants.

Examples by Level

1

He says it is true.

He says it is true.

A1 uses 'say' instead of 'aver'.

2

I say this is right.

I say this is right.

Simple present.

3

She tells the truth.

She tells the truth.

Basic verb usage.

4

It is a fact.

It is a fact.

Noun usage.

5

He is sure.

He is sure.

Adjective usage.

6

They know it.

They know it.

Subject-verb agreement.

7

I agree with you.

I agree with you.

Agreement.

8

It is real.

It is real.

Simple sentence.

1

He averred that he was innocent.

2

The witness averred the story.

3

They averred that the plan worked.

4

I aver that I saw him.

5

She averred her love for art.

6

He averred the truth of the claim.

7

They averred it was a mistake.

8

We aver that this is correct.

1

The lawyer averred that the evidence was solid.

2

She firmly averred that she was not there.

3

The report averred that costs would rise.

4

He continued to aver his innocence.

5

Experts aver that the climate is changing.

6

The document averred the date of birth.

7

They averred that the contract was signed.

8

He averred that he had no knowledge of it.

1

The CEO averred that the company was on track.

2

Critics aver that the film is a masterpiece.

3

She dared to aver that the system was broken.

4

Historians aver that the event happened in 1910.

5

He averred his commitment to the cause.

6

The article averred that the policy was unfair.

7

They averred the necessity of the new law.

8

The witness averred his previous statement.

1

The plaintiff averred that the defendant had breached the contract.

2

Scholars often aver that language shapes thought.

3

He sought to aver the truth of his claims before the council.

4

The editorial averred that the government had failed the public.

5

Despite the rumors, she continued to aver her integrity.

6

The evidence averred a clear pattern of neglect.

7

It is difficult to aver the exact cause of the accident.

8

They averred that the findings were conclusive.

1

The judge permitted the witness to aver the facts of the case.

2

One must aver that the evidence is beyond reproach.

3

He felt compelled to aver his stance on the controversial issue.

4

The philosophy text averred the existence of objective reality.

5

She was quick to aver that the rumors were entirely unfounded.

6

The affidavit averred that the property was transferred legally.

7

He did not hesitate to aver the accuracy of the report.

8

To aver such a bold claim requires significant proof.

よく使う組み合わせ

firmly aver
aver that
boldly aver
repeatedly aver
witnesses aver
experts aver
aver one's innocence
aver the truth
formally aver
publicly aver

Idioms & Expressions

"on the record"

A statement made publicly.

He went on the record to aver his support.

formal

"take an oath"

To promise to tell the truth.

He took an oath to aver only the facts.

formal

"swear by"

To have great confidence in.

I swear by this method.

casual

"stand by"

To support or maintain a statement.

I stand by what I said.

neutral

"vouch for"

To confirm the truth/quality.

I can vouch for his honesty.

neutral

"cross one's heart"

To promise something is true.

I cross my heart, it's true.

casual

Easily Confused

aver vs ever

Similar sound.

Ever means 'at any time'.

Have you ever been there?

aver vs over

Similar sound.

Over means 'above'.

The bird flew over.

aver vs assert

Similar meaning.

Assert is slightly more common.

He asserted his authority.

aver vs affirm

Similar meaning.

Affirm is often used for confirmation.

I affirm this is true.

Sentence Patterns

B1

Subject + aver + that + clause

He averred that he was innocent.

B2

Subject + aver + [noun phrase]

They averred the necessity of the act.

B2

Adverb + aver + [clause]

She firmly averred that it was true.

C1

Subject + continue + to + aver

He continued to aver his story.

C2

Passive: It + is + averred + that

It is averred that the law is clear.

語族

Nouns

averment A formal statement of fact.

Verbs

aver To state as a fact.

Adjectives

averred Stated as a fact.

関連

veracity Root word meaning truthfulness.

How to Use It

frequency

3

Formality Scale

Legal/Academic Formal Professional Casual

よくある間違い

Using 'aver' in casual conversation. Use 'say' or 'claim'.
Aver is too formal for daily chat.
Spelling it 'avered'. averred
Double the 'r' before adding -ed.
Confusing with 'ever'. aver
Different meanings and sounds.
Using it to mean 'guess'. Use 'assume' or 'guess'.
Aver implies certainty, not guessing.
Forgetting the 'that' clause. aver that...
Aver usually introduces a clause.

Tips

💡

Memory Palace

Imagine a courtroom.

💡

When to use

Use in essays.

🌍

Cultural Insight

Legal tone.

💡

Grammar Rule

Double the r.

💡

Say It Right

Stress the end.

💡

Don't say 'avered'

It's averred.

💡

Did You Know?

Root is truth.

💡

Study Smart

Use flashcards.

💡

Writing Tip

Use it for variety.

💡

Reading Tip

Look for it in news.

Memorize It

Mnemonic

Aver = A-Verify (I verify it is true).

Visual Association

A judge in a courtroom pointing to a document.

Word Web

truth certainty legal testimony evidence

チャレンジ

Try to use 'aver' in a formal email today.

語源

Old French / Latin

Original meaning: To make true

文化的な背景

None.

Used primarily in legal, journalistic, and academic English.

Often seen in court dramas and historical novels.

Practice in Real Life

Real-World Contexts

Legal

  • The witness averred
  • Averred under oath

Journalism

  • Reports aver that
  • Critics aver

Academic

  • Scholars aver
  • The text avers

Formal Debate

  • I aver that
  • We aver the truth

Conversation Starters

"Do you think it is important to aver your beliefs?"

"When have you had to aver the truth in a serious situation?"

"Why do you think people use formal words like 'aver'?"

"How does 'aver' differ from 'claim'?"

"Can you think of a time a journalist averred something?"

Journal Prompts

Write about a time you had to be very firm about a truth.

Describe a legal scenario using the word 'aver'.

Compare 'aver' and 'say' in your own words.

Why is certainty important in formal writing?

よくある質問

8 問

No, it is quite formal.

It would sound very strange.

It is a verb.

Similar, but aver implies more certainty.

Averred.

Latin 'verus' (true).

Only if you are being ironic.

Averment.

自分をテスト

fill blank A1

He ___ that he was there.

正解! おしい! 正解: says

A1 learners should use 'says'.

multiple choice A2

What does aver mean?

正解! おしい! 正解: To state as a fact

Aver means to state as a fact.

true false B1

Aver is a casual word.

正解! おしい! 正解: 間違い

Aver is formal.

match pairs B1

Word

意味

All matched!

Matching synonyms and antonyms.

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:

He averred his innocence.

fill blank B2

The report ___ that the data is accurate.

正解! おしい! 正解: averred

Past tense usage.

multiple choice C1

Which sentence uses aver correctly?

正解! おしい! 正解: He averred that he was guilty.

Requires a clause.

true false C1

Aver comes from the Latin word for 'true'.

正解! おしい! 正解: 正しい

Root is 'verus'.

sentence order C2

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:

The witness averred the facts.

fill blank C2

He felt ___ to aver his position.

正解! おしい! 正解: compelled

Collocation.

スコア: /10

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