Authentic vs Real

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

Authentic

Top 2,000 (common)C1adjective

Real

Top 1,000 (very common)A1adjective
Most common: Real
 AuthenticReal
Pronunciation🇬🇧 /["/ɔːˈθentɪk/"]/🇺🇸 /["/ɔːˈθentɪk/"]/🇬🇧 /["/ˈriːəl//rɪəl/"]/🇺🇸 /["/ˈriːəl/"]/
MeaningReal and true; not fake.Something that exists or is true, not fake.
ExampleI don't know if the painting is authentic.The cake looks real, but it is actually made of plastic.
RegisterNeutralNeutral
How commonTop 2,000 (common)Top 1,000 (very common)
CEFR levelC1A1
Part of speechadjectiveadjective
Collocationsauthentic experience, authentic materials, authentic voice, authentic culturebe, look, seem, all too, very, frighteningly, real and/​or imaginary, real and/​or imagined, be, look, seem, all too, very, frighteningly, real and/​or imaginary, real and/​or imagined
Antonymsfake, false, counterfeitfake, false, imaginary
Common mistakesConfusing 'authentic' with 'authoritative', Using 'authentic' inappropriately in place of 'actual', Mispronouncing it as 'authen-tic' instead of 'aw-then-tic'Confused with 'really' when describing intensity., 'Real' used incorrectly as a verb., Used in place of 'genuine' to describe people.
Usage notesUse 'authentic' when something is genuine or original. It is appropriate in both casual and formal contexts; however, avoid using it in overly casual settings.Used to describe authenticity or truth. It's appropriate in most contexts but can sound overly emphatic if used in casual conversation. For example, saying 'Is this real?' is common, while 'This is real!' may seem dramatic.

Frequently asked questions: Authentic vs Real

What's the difference between Authentic and Real?

Authentic: Real and true; not fake. Real: Something that exists or is true, not fake.

Which is more common: Authentic and Real?

Real is the most common in everyday English.

Are Authentic and Real the same CEFR level?

Authentic: C1, Real: A1 on the CEFR scale.

Can I use Authentic and Real interchangeably?

Not always. Authentic and Real 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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