■ 🕑 42. If you use the Gikopoi userscript with Tampermonkey, you can automatically filter trouble words or trouble users! Lots of cool other features too.
Grab it here: https://github.com/iwamizawa-software/experimental-poipoi
As for hiding threads/comments/posts containing badwords here, that requires Javascript which I'm allergic to. If you or anyone else with Javascript skillz wants to write a userscript that adds these features, I will happily link to it on the homepage of bbs.gikopoi.com .