disenroll

To cancel enrolment of; to remove from a list.

And in some cases, students who haven't taken a prereq are actually disenrolled from the course that requires it.

But the simpler and more humane option would be to keep the continuous coverage we adopted during the pandemic and disenroll people only if I.R.S. and other data sources demonstrate sustained higher income or insurance from another job.

To eject (a member) from a tribe.

But only in recent years, experts say, have they begun routinely disenrolling Indians deemed inauthentic members of a group.