brush up (on) sth
— phrasal verb with brush uk/brʌʃ/us/brʌʃ/verb
C1 to improve your knowledge of something already learned but partly forgotten:
I thought I'd brush up (on) my French before going to Paris.
Thesaurus: synonyms and related words
Making things better
- a shot in the arm idiom
- add salt to sth idiom
- allay
- alleviate
- ameliorate
- heal
- mitigate
- mollify
- more
- palliate
- patch sth up
- redeem
- relieve
- salve
- spice sth up
- sting
- straighten
- straighten sb out
- streamline
- sugar-coated
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