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Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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had increase

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "had increase" is not correct in standard written English.
It is likely a mistaken combination of "had" and "increased," which would be used in contexts discussing past events. Example: "The company had increased its profits significantly last year."

⚠ May contain grammatical issues

News & Media

Science

Human-verified examples from authoritative sources

Exact Expressions

12 human-written examples

The same night, they called us and they told us they had increase of traffic of 300%.

He too made a point of including Burroughs, who had, Increase Mather assured his readers, accomplished things that no one who "has not a devil to be his familiar could perform".

News & Media

The New Yorker

The corrosion resistance test has been performed to determine the viability of the prepared nanostructures, nanostructures with higher exposed surface area had increase tendency to oxidation.

The proliferation of personal electronics and commercialization of electric and hybrid electric vehicles have popularized the needs for rechargeable and portable power sources and thus had increase the exploration of metal oxide in this direction.

Ms Cuttino said that all eyes would be on the Chinese during the coming 12 months because it had increase it target for solar generating capacity from 20GW by 2020 to 50GW by 2020.

News & Media

BBC

No less a figure than Peter Kelly, director of public health, has spoken to the Telegraph about stats which show that in the three areas of Britain where Facebook use was most popular- Sunderland, Durham and Teesside-syphilis cases had increase fourfold, with a lot of the cases linked back to encounters of casual bonery organized via Facebook.

News & Media

Vice
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Human-verified similar examples from authoritative sources

Similar Expressions

46 human-written examples

And the broadcasters have had increasing success.

News & Media

The New York Times

By 2009, this had increased to 135.

News & Media

Independent

The index had increased 1.1 percent in September.

News & Media

The New York Times

had increased.

School enrolment has increased.

News & Media

The Economist
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Expert writing Tips

Best practice

When intending to express a past action that resulted in an increase, use the correct past perfect form: "had increased". For example: "The company had increased its profits significantly last year".

Common error

Avoid using "increase" directly after "had" as if it were a past participle. Instead, use the correct form "increased" or rephrase the sentence to use "increase" as a noun.

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

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

88%

Authority and reliability

2.5/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "had increase" functions as a verb phrase, attempting to form a past perfect construction. However, it is grammatically incorrect because "increase" is not in the past participle form. According to Ludwig AI, the correct past perfect form is "had increased".

Expression frequency: Common

Frequent in

Science

42%

News & Media

33%

Formal & Business

8%

Less common in

Encyclopedias

4%

Wiki

0%

Reference

0%

Ludwig's WRAP-UP

The phrase "had increase" is a grammatically flawed attempt at forming the past perfect tense. Ludwig AI highlights that the correct form is "had increased". Although "had increase" appears across diverse sources, including News & Media and Science, its incorrect usage undermines its authority. For clarity and correctness, consider using "had increased", "had risen", or rephrasing the sentence entirely. Remember to use "increased" as a verb, and "increase" as a noun.

FAQs

How can I correctly use "had" with the idea of an increase?

The correct form is to use the past participle "increased", as in "had increased". Alternatively, you can rephrase the sentence to use "increase" as a noun, such as "had a rise".

What's the difference between "had increase" and "had increased"?

"Had increase" is grammatically incorrect. The correct form is "had increased", which is the past perfect tense of the verb "increase".

What are some alternatives to saying "had increase"?

Instead of "had increase", you can say "had risen", "had grown", or "had seen an increase", depending on the context.

Is "had increase" ever correct in English?

No, "had increase" is not grammatically correct in standard English. The correct form to use is "had increased".

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Source & Trust

88%

Authority and reliability

2.5/5

Expert rating

Real-world application tested

Most frequent sentences: