Since you have stated you do not want to introduce categories how about layers of tags - a primary tag and a child tag to help organize the posts. The primary tag would help group the discussions and the child tag would organize the threads under that primary tag. There are some forums that have such broad discussions the listing of all discussions and tags is overwhelming to look at. For example:
Science Activities, Class405, HomeworkClass405, News, New Member Form, Arts and Language, Resources, New Member List, Kids Activities, Teen Get togethers, Meetups, French Homework, Math Activities etc If there are a lot ...
published 08/30/2018 22:02