Extreme vs Intensive

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

Extreme

Top 2,000 (common)A2adjective

Intensive

Top 2,000 (common)C1adjective
 ExtremeIntensive
Pronunciation🇬🇧 /["/ɪkˈstriːm/"]/🇺🇸 /["/ɪkˈstriːm/"]/🇬🇧 /["/ɪnˈtensɪv/"]/🇺🇸 /["/ɪnˈtensɪv/"]/
MeaningSomething very strong or intense.Very strong or focused.
ExampleThe weather was extreme during the summer, reaching temperatures over 100 degrees Fahrenheit.an intensive language course
RegisterNeutralNeutral
How commonTop 2,000 (common)Top 2,000 (common)
CEFR levelA2C1
Part of speechadjectiveadjective
Collocationsbe, appear, seem, particularly, really, very, at its most extreme, be, appear, seem, particularly, really, very, at its most extremebe, highly, very, increasingly, be, highly, very, increasingly, be, highly, very, increasingly
Antonymsmild, moderate, ordinaryeasy, simple, light
Common mistakesConfused with 'extremely' which is an adverb., Using 'extreme' when referring to a moderate situation., Incorrectly applying it to describe everyday situations.Confusing with 'extensive' which means covering a large area or amount., Using incorrectly to describe something simple or easy-going., Omitting the noun it describes, making the meaning unclear.
Usage notesUsed to describe something that is much more than normal or average. It's often used in contexts like sports, weather, or emotions. Avoid in overly casual contexts.Used to describe courses, training, or efforts that require a lot of focus or effort. More commonly used in academic or formal contexts. Not suitable for casual conversations.

Frequently asked questions: Extreme vs Intensive

What's the difference between Extreme and Intensive?

Extreme: Something very strong or intense. Intensive: Very strong or focused.

Are Extreme and Intensive the same CEFR level?

Extreme: A2, Intensive: C1 on the CEFR scale.

Can I use Extreme and Intensive interchangeably?

Not always. Extreme and Intensive 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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