Used and loved by millions

Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak quote

Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

MitStanfordHarvardAustralian Nationa UniversityNanyangOxford

could have stayed

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "could have stayed" is correct and usable in written English.
It is typically used to express a hypothetical situation in the past where someone had the option to remain in a place but did not. Example: "If I had known the party would be so much fun, I could have stayed longer."

✓ Grammatically correct

News & Media

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

You could have stayed.

News & Media

The New Yorker

We could have stayed.

He could have stayed there.

News & Media

The Economist

I could have stayed happily.

News & Media

The New Yorker

He could have stayed.

If only she could have stayed forever.

News & Media

Independent

He also could have stayed at Smith Barney.

News & Media

The New York Times

I wish he could have stayed longer.

News & Media

The New Yorker

"I'm stubborn - I could have stayed.

I could have stayed all weekend.

News & Media

The Guardian

A: I could have stayed at Fulham.

Show more...

Expert writing Tips

Best practice

Ensure the context clearly indicates what the subject "could have stayed" in or at (e.g., "could have stayed longer", "could have stayed at the hotel").

Common error

Avoid using "could have stayed" when referring to a present or future possibility. This phrase is strictly for past hypothetical scenarios. For current possibilities, use "can stay" or "could stay".

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

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

94%

Authority and reliability

4.8/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "could have stayed" functions as a modal verb construction expressing a past hypothetical possibility. As Ludwig highlights, it describes a situation where someone had the ability or opportunity to remain in a place but did not. For example, "I could have stayed longer, but I had to leave early."

Expression frequency: Very common

Frequent in

News & Media

100%

Less common in

Science

0%

Formal & Business

0%

Ludwig's WRAP-UP

The phrase "could have stayed" is a common and grammatically sound construction used to express a past hypothetical possibility, as verified by Ludwig. Predominantly found in news and media, it reflects situations where someone had the option to remain but chose not to. Alternatives like "should have stayed" or "might have remained" offer nuanced variations in meaning. When using "could have stayed", ensure the context is clear about the location and duration of the potential stay, avoiding confusion with present possibilities. Overall, Ludwig's analysis confirms its correctness and versatility in expressing past hypothetical scenarios.

FAQs

How do I use "could have stayed" in a sentence?

Use "could have stayed" to describe a past hypothetical situation where someone had the opportunity or ability to remain in a place but did not. For example, "If I had known the concert was so good, I "could have stayed" longer".

What's a good alternative to "could have stayed"?

Depending on the context, you can use alternatives like "should have stayed" (if implying a better choice), "might have remained" (if implying a possibility), or "would have remained" (if implying a conditional outcome).

Is it correct to say "could stayed" instead of "could have stayed"?

No, "could stayed" is grammatically incorrect. The correct form is "could have stayed", which uses the auxiliary verb "have" to form the past perfect tense with the modal verb "could".

What is the difference between "could have stayed" and "could stay"?

"Could stay" refers to a present or future possibility, while "could have stayed" refers to a past hypothetical situation. For instance, "I could stay longer if I didn't have work tomorrow" (present possibility) vs. "I "could have stayed" longer if I didn't have work yesterday" (past hypothetical).

ChatGPT power + Grammarly precisionChatGPT power + Grammarly precision
ChatGPT + Grammarly

Editing plus AI, all in one place.

Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.

Source & Trust

94%

Authority and reliability

4.8/5

Expert rating

Real-world application tested

Most frequent sentences: