Maybe not vs Perhaps

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

Maybe not

InformalTop 2,000 (common)

Perhaps

Top 1,000 (very common)A2adverb
Most formal: PerhapsMost common: Perhaps
 Maybe notPerhaps
Pronunciation🇬🇧 //ˈmeɪbi nɒt//🇺🇸 //ˈmeɪbi nɑt//🇬🇧 /["/pəˈhæps//præps/"]/🇺🇸 /["/pərˈhæps/"]/
MeaningA way to express doubt or uncertainty about something.maybe; it might be true
ExampleDo you think we should go to the party?‘Are you going to come?’ ‘Perhaps. I'll see how I feel.’
RegisterInformalNeutral
How commonTop 2,000 (common)Top 1,000 (very common)
CEFR level-A2
Part of speechadverb
Collocationsthink maybe not, say maybe not, consider maybe notperhaps we should, perhaps it is, perhaps he thought
Antonyms-definitely, certainly
Common mistakesUsing in formal writing where a stronger phrase is needed., Confusing with 'maybe' which indicates possibility without disagreement., Overusing in conversations, making replies sound indecisive.'Perhaps' can't be used as a noun., Confused with 'perchance', which is more archaic., Using 'perhaps' in very direct or commanding statements.
Usage notesUse 'maybe not' when you're unsure or want to softly disagree. It's casual and often used in conversation.Use 'perhaps' in formal writing or speech. It's less common in casual conversations, where 'maybe' is preferred. Avoid using it when being certain.

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Maybe not
Perhaps

Frequently asked questions: Maybe not vs Perhaps

What's the difference between Maybe not and Perhaps?

Maybe not: A way to express doubt or uncertainty about something. Perhaps: maybe; it might be true

Which is more formal: Maybe not and Perhaps?

Perhaps is the most formal of these.

Which is more common: Maybe not and Perhaps?

Perhaps is the most common in everyday English.

Can you show an example of each?

Maybe not: Do you think we should go to the party? Perhaps: ‘Are you going to come?’ ‘Perhaps. I'll see how I feel.’

Can I use Maybe not and Perhaps interchangeably?

Not always. Maybe not and Perhaps 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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