- Protagonists — The playable characters.
- Hallownest — The bug kingdom and setting of Hollow Knight.
- Groups — The organizations, tribes and civilizations that co-exist within the Kingdom of Hallownest.
- NPCs — The characters who can be interacted in your journey through Hallownest.
- Historic Characters — The various key figures and important beings that played an important part in Hallownest's past.
- Bosses — The characters in Hallownest who can be fought as bosses.
- Pharloom — The bug kingdom and setting of Hollow Knight: Silksong.
- Expanded Universe — The characters who are first introduced in other supplementary materials.
aka: Hollow Knight Silksong