Board Thread:Support Requests - Designing Your Wiki/@comment-34585250-20190302094945/@comment-36497343-20190302102741

It depends on the wiki and the policies set there - always best to ask an admin. Some wikis (aimed for under 13s) will ban users who swear, other (for example, Uncyclopedia :(, games for 18+) use it on articles.

Take a look here.