I have discussed this before but it was a little broad and came with no proper conclusion. So I am bringing the major part of it back as a new question, so it's not really a dupe.
Generic character tags we have right now:
I mean do we really need all five of them? I am excluding character-identification again because it has a different significance/role, but these five can easily be merged. I think characters can be made as the main tag and the other four its synonym. Open for suggestions.