Could be vs Maybe the locals have seen him

When to use each in English, with meaning, register, and examples.

Could be

Top 2,000 (common)

Maybe the locals have seen him

Top 2,000 (common)
 Could beMaybe the locals have seen him
Pronunciation🇬🇧 //kʊd biː//🇺🇸 //kʊd bi//🇬🇧 //ˈmeɪ.bi//🇺🇸 //ˈmeɪ.bi//
MeaningMight happen or be true.It might be true that the local people have seen him.
ExampleIt could be raining later, so take an umbrella.Maybe the locals have seen him.
RegisterNeutralNeutral
How commonTop 2,000 (common)Top 2,000 (common)
Collocationscould be true, could be helpful, could be dangerous, could be possiblemaybe tomorrow, maybe later, maybe next time, maybe you should, maybe it will rain
Common mistakesUsing 'could be' with certainty instead of possibility., Confusing it with 'should be' which indicates obligation., Ommiting 'could' when expressing hypothetical situations.Confused with 'may be' which is a verb phrase, Using 'maybe' at the beginning of a sentence too formally, 'Maybe' is often misspelled as 'may be'
Usage notesUse 'could be' for possibilities, especially in spoken English. Avoid in very formal writing.Use 'maybe' to express uncertainty. It's common in spoken and informal contexts. It may not be suitable for formal writing.

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Could be
Maybe the locals have seen him

Frequently asked questions: Could be vs Maybe the locals have seen him

What's the difference between Could be and Maybe the locals have seen him?

Could be: Might happen or be true. Maybe the locals have seen him: It might be true that the local people have seen him.

Can you show an example of each?

Could be: It could be raining later, so take an umbrella. Maybe the locals have seen him: Maybe the locals have seen him.

Can I use Could be and Maybe the locals have seen him interchangeably?

Not always. Could be and Maybe the locals have seen him are related and overlap in some contexts, but they differ in register, how common they are, and usage, so swapping one for another can change the meaning or tone. Check the differences above before substituting.

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