Guy vs Man

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

Guy

InformalTop 1,000 (very common)A2noun

Man

Top 1,000 (very common)A1noun
Most formal: Man
 GuyMan
Pronunciation🇬🇧 /["/ɡaɪ/"]/🇺🇸 /["/ɡaɪ/"]/🇬🇧 /["/mæn/","/men/"]/🇺🇸 /["/mæn/","/men/"]/
MeaningA man or a boy.An adult male human.
ExampleThe guy at the coffee shop always remembers my order.The man walked down the street.
RegisterInformalNeutral
How commonTop 1,000 (very common)Top 1,000 (very common)
CEFR levelA2A1
Part of speechnounnoun
Collocationsdecent, friendly, funnyelderly, middle-aged, old, early, prehistoric, primitive, in man, known to man, man’s inhumanity to man, early, prehistoric, primitive, in man, known to man, man’s inhumanity to man, elderly, middle-aged, old
Antonymsgirl, womanwoman, female
Common mistakesUsed 'guy' for a girl, which is less common., Confused with 'guy's' as a possessive instead of just a noun., Overused in formal situations.Confused with 'men' when referring to multiple individuals., Using 'man' to refer to females in informal contexts.
Usage notesUsed in casual conversations. Avoid in formal writing or speeches. Can refer to people in general, not just males, in very informal contexts.Commonly used in everyday conversations. It's appropriate in neutral contexts, but avoid using in discussions focused on gender-neutral terms.

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Guy
Man

Frequently asked questions: Guy vs Man

What's the difference between Guy and Man?

Guy: A man or a boy. Man: An adult male human.

Which is more formal: Guy and Man?

Man is the most formal of these.

Which is more advanced: Guy and Man?

Guy is the highest level, at A2, on the CEFR scale.

Are Guy and Man the same CEFR level?

Guy: A2, Man: A1 on the CEFR scale.

What part of speech are Guy and Man?

Guy: noun, Man: noun.

Can you show an example of each?

Guy: The guy at the coffee shop always remembers my order. Man: The man walked down the street.

Can I use Guy and Man interchangeably?

Not always. Guy and Man 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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