Mediocre vs Not great not terrible

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

Mediocre

Top 2,000 (common)B1adjective

Not great not terrible

Top 5,000 (fairly common)
Most common: Mediocre
 MediocreNot great not terrible
Pronunciation🇬🇧 //ˌmiː.dɪˈəʊ.kər//🇺🇸 //ˌmiː.dɪˈoʊ.kɚ//🇬🇧 //nɒt ɡreɪt nɒt ˈtɛrɪbəl//🇺🇸 //nɑt ɡreɪt nɑt ˈtɛrəbəl//
MeaningNot very good or bad; just okayIt's okay, neither good nor bad.
ExampleThe movie received mediocre reviews from critics.The movie was not great, not terrible; just what I expected.
RegisterNeutralNeutral
How commonTop 2,000 (common)Top 5,000 (fairly common)
CEFR levelB1-
Part of speechadjective
Collocationsmediocre performance, mediocre quality, mediocre skillsnot great not terrible experience, not great not terrible day, not great not terrible review
Antonymsexcellent, superb, outstanding-
Common mistakesUsed interchangeably with 'average', which can be misleading in context., Confused with 'mediocrity', which is a noun., Overused in casual conversation, leading to a lack of impact.Used in overly formal situations., Misunderstood as purely negative., Confused with similar phrases like 'meh'.
Usage notesTypically used to describe performance, quality, or skill. Best avoided in formal contexts when possible; may be too negative in some situations.Use this phrase in casual conversations to express a mixed or average opinion. It's informal and may not be suitable for formal contexts.

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Not great not terrible

Frequently asked questions: Mediocre vs Not great not terrible

What's the difference between Mediocre and Not great not terrible?

Mediocre: Not very good or bad; just okay Not great not terrible: It's okay, neither good nor bad.

Which is more common: Mediocre and Not great not terrible?

Mediocre is the most common in everyday English.

Can you show an example of each?

Mediocre: The movie received mediocre reviews from critics. Not great not terrible: The movie was not great, not terrible; just what I expected.

Can I use Mediocre and Not great not terrible interchangeably?

Not always. Mediocre and Not great not terrible 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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