Here are the tags for status reports on bug reporting topic titles, and what each means:
[ISSUE]
This is not a bug, but a complaint about how something works.
This can also be used on issues involving compiling the source code.
[NEW] or [UNVERIFIED]
Reported, but not verified.
[VERIFIED]
Verified by a third party after the initial report.
[SICK]
Possibly fixed, needs validation.
[DEAD]
Has been fixed.
[NOT]
Not a bug.
[IMMORTAL]
A bug that we preserve because things rely on it, or because there's no present logical way to resolve it.
[ARCHIVED]
An old bug that we fixed, but we preserve the discussion on it.
This is applied to locked topics.
Here are some additional tags for bug types:
[MECHANICAL]
[VISUAL]
[GRAPHICS}
[ENEMY]
[ITEM]
[LINK]
[WATER]
[AUDIO]
[MIDI]
[MUSIC]
[ZSCRIPT]
[WEAPON]
[COMBO]
[TILE]
[WATER]
[EDITOR]
[UI]
[CRASH]