Decruitment

Opposite of recruitment.

“Process” by which social movements alienate either potential or actual ‘activists’, through their language, appearance, performance, unwillingness or inability to learn.

There’s a lot of it about. see these posts on decruitment

See this one on “what scares ‘newbies’ off” (people are often NOT newbies, btw)

Here’s a ropey video