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Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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once so

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "once so" is not commonly used in written English and may be unclear without additional context.
It can be used to refer to a time when something was true or a certain way, often in a reflective or nostalgic manner. Example: "The town was once so vibrant, filled with laughter and joy, but now it feels empty."

News & Media

Science

Wiki

Human-verified examples from authoritative sources

Exact Expressions

59 human-written examples

"Just once, so I can remember it".

News & Media

The New Yorker

Once so strong, his face had collapsed.

"Lockouts were once so rare they were almost unheard of.

News & Media

The New York Times

Your children only grow up once, so don't miss it.

News & Media

The Guardian

Her pallor, once so interesting, now looked merely unhealthy.

News & Media

The New Yorker

His American dream, once so fruitful, had withered.

News & Media

The New Yorker

But those plangent qualities, once so moving, feel forced here.

News & Media

The New Yorker

Ticket prices, seemingly once so extortionate, are now a bargain.

A few dishes came as tableside preparations, once so fashionable.

News & Media

The New York Times

'We'd done it once, so we could do it again.

News & Media

The Guardian

The public, once so supportive, is plainly having second thoughts.

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Expert writing Tips

Best practice

When using "once so", ensure the context clearly establishes the prior state or condition you're referencing. This will prevent ambiguity and ensure your writing is easily understood.

Common error

Avoid using "once so" without clearly establishing what you're referring to. For example, instead of saying 'The product was once so popular', specify 'The product, which was revolutionary, was once so popular'.

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

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

85%

Authority and reliability

4.1/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "once so" functions as an adverbial modifier, indicating a condition or state that existed at a previous time. It often connects a past situation to a present one, highlighting a change or contrast. As Ludwig suggests, it's used to refer to something that was true or a certain way in the past.

Expression frequency: Very common

Frequent in

News & Media

69%

Science

15%

Wiki

13%

Less common in

Encyclopedias

1%

Formal & Business

1%

Reference

1%

Ludwig's WRAP-UP

In summary, "once so" is a frequently used phrase that acts as an adverbial modifier, connecting past and present states, as Ludwig AI highlights. While grammatically acceptable, it is important to ensure clarity by clearly establishing the antecedent to which "so" refers. The phrase carries a neutral register and is most commonly found in news media. Though Ludwig considers "once so" acceptable, being mindful of the context and considering alternatives can further refine your writing.

FAQs

How can I use "once so" in a sentence?

You can use "once so" to refer to a prior condition or state. For instance, "The city was "once so" peaceful, but now it's filled with traffic".

What phrases are similar to "once so"?

Similar phrases include "formerly", "previously", or "at one time", depending on the context.

Is "once so" formal or informal?

"Once so" is neither strictly formal nor informal; its appropriateness depends on the overall tone and context of the writing. You might prefer more precise alternatives in formal writing.

Which is better, "once so" or "previously so"?

"Previously so" might be considered more refined in some contexts, but "once so" is also acceptable and widely used. The choice depends on the desired level of formality and the specific nuance you wish to convey. Both are semantically interchangeable.

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Source & Trust

85%

Authority and reliability

4.1/5

Expert rating

Real-world application tested

Most frequent sentences: