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Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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as if

Grammar usage guide and real-world examples

USAGE SUMMARY

"as if" is a perfectly acceptable phrase to use in written English.
It is used to indicate a comparison between two things. For example, "He ran as if he was being chased by a lion."

✓ Grammatically correct

News & Media

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

As if.

News & Media

The New York Times

(As if!) No.

News & Media

Independent

Make it "as if".

News & Media

The New York Times

As if that matters.

News & Media

The New York Times

(Eye roll: As if).

News & Media

The New York Times

"As if yesterday.

News & Media

The New York Times

As if his opinion . . .

News & Media

The New Yorker

A: As if.

News & Media

The New Yorker

"As if," people say.

News & Media

The New Yorker

As if it mattered.

News & Media

The New Yorker

Inexhaustible, delicate, as if.

News & Media

The New Yorker
Show more...

Expert writing Tips

Best practice

Use "as if" to create a hypothetical scenario or express doubt about a situation. For clarity, ensure the tense in the "as if" clause aligns with the intended meaning. For example: 'He acted as if he knew everything' (past knowledge) versus 'He acts as if he knows everything' (present behavior).

Common error

Avoid using "like" instead of "as if" when introducing a clause. "Like" is typically used to compare nouns or noun phrases, while "as if" introduces a hypothetical situation or clause. Incorrect: 'He looked like he was ill.' Correct: 'He looked as if he was ill'.

Antonio Rotolo, PhD - Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

89%

Authority and reliability

4.6/5

Expert rating

Real-world application tested

Linguistic Context

"As if" functions primarily as a conjunction, introducing a subordinate clause that expresses a condition, comparison, or hypothetical situation. It indicates how something appears or is being portrayed, often implying a contrast with reality. As Ludwig AI says, the phrase is acceptable in written English.

Expression frequency: Very common

Frequent in

News & Media

78%

The New Yorker

13%

Independent

8%

Less common in

Formal & Business

1%

Science

0%

Wiki

0%

Ludwig's WRAP-UP

In summary, "as if" is a versatile conjunction phrase used to introduce hypothetical scenarios, express disbelief, or make comparisons. Ludwig AI confirms its grammatical correctness and acceptability in written English. It is commonly found in news and media, with a neutral register suitable for various contexts. To avoid common errors, remember to use "as if" (or "as though") to introduce clauses and "like" to compare nouns. Understanding these nuances will help you effectively incorporate "as if" into your writing.

FAQs

How can I use "as if" in a sentence?

You can use "as if" to describe something that appears to be the case, even if it isn't. For example, "He acted "as if" nothing had happened" suggests he behaved normally despite something occurring.

What's the difference between "as if" and "as though"?

"As if" and "as though" are generally interchangeable and have the same meaning. Both are used to introduce a hypothetical situation or a comparison.

Can "like" replace "as if"?

While "like" is sometimes used informally in place of "as if", it is generally considered less grammatically correct in formal writing. It's best to reserve "like" for comparisons of nouns and use "as if" to introduce clauses.

What are some alternatives to "as if" that convey disbelief?

To convey disbelief, you can use phrases such as "yeah right", "not likely", or "you've got to be kidding me" depending on the context.

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Source & Trust

89%

Authority and reliability

4.6/5

Expert rating

Real-world application tested

Most frequent sentences: