Could be vs Maybe he

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

Could be

Top 2,000 (common)

Maybe he

Top 2,000 (common)
 Could beMaybe he
Pronunciation🇬🇧 //kʊd biː//🇺🇸 //kʊd bi//🇬🇧 //ˈmeɪbi hiː//🇺🇸 //ˈmeɪbi hi//
MeaningMight happen or be true.It could be that he is doing something.
ExampleIt could be raining later, so take an umbrella.Maybe he will join us for dinner.
RegisterNeutralNeutral
How commonTop 2,000 (common)Top 2,000 (common)
Collocationscould be true, could be helpful, could be dangerous, could be possiblemaybe he will, maybe he can, maybe he thinks, maybe he knows
Common mistakesUsing 'could be' with certainty instead of possibility., Confusing it with 'should be' which indicates obligation., Ommiting 'could' when expressing hypothetical situations.Using 'maybe' in affirmative statements instead of expressing uncertainty., Confusing 'maybe' with 'may be' (the latter implies possibility).
Usage notesUse 'could be' for possibilities, especially in spoken English. Avoid in very formal writing.This phrase is used to express uncertainty about someone's possible actions or opinions. It fits well in conversational contexts but may not be used formally.

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Could be
Maybe he

Frequently asked questions: Could be vs Maybe he

What's the difference between Could be and Maybe he?

Could be: Might happen or be true. Maybe he: It could be that he is doing something.

Can you show an example of each?

Could be: It could be raining later, so take an umbrella. Maybe he: Maybe he will join us for dinner.

Can I use Could be and Maybe he interchangeably?

Not always. Could be and Maybe he 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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