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open up 
verb
- cause to open or to become open; "Mary opened the car door"
Synonyms: open Antonyms: close, shut - become available; "an opportunity opened up"
Synonyms: open - make available; "This opens up new possibilities"
Synonyms: open - open up an area or prepare a way; "She pioneered a graduate program for women students"
Synonyms: pioneer - start to operate or function or cause to start operating or functioning; "open a business"
Synonyms: open Antonyms: close, fold, shut down, close down - become open; "The door opened"
Synonyms: open Antonyms: close, shut - talk freely and without inhibition
Antonyms: close up, clam up, dummy up, shut up, belt up, button up, be quiet, keep mum
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