olemus
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Merriam-Webster:
transitive verb
1: to prohibit especially by legal means
// ban discrimination
// Is smoking banned in all public buildings?
also : to prohibit the use, performance, or distribution of
// ban a book
// ban a pesticide

näiteid
https://en.wikipedia.org/wiki/Ban_(law)

https://en.wikipedia.org/wiki/Block_(Internet)

https://en.wikipedia.org/wiki/IP_address_blocking

https://en.wikipedia.org/wiki/Shadow_banning