CEFR word level
What CEFR level is “improve”?
Estimated level
B1
intermediate
“improve” is roughly the #1321 most common English word, which puts it at an estimated B1 level.
Meaning
verb. To make (something) better; to increase the value or productivity (of something).
Example: Buying more servers would improve performance.
Similar words: ameliorate, batten, better.
How the level is decided
The level is an estimate based on word frequency: the more common a word is in everyday English, the lower its CEFR level. “improve” sits in the B1 band. It is a quick guide for choosing what to study, not an official CEFR rating. Check any other word or a whole list with the word level checker.
Other B1 words to learn
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