1. Referring to a record or list:
* Registered - This is the most common adjective, meaning something is officially recorded or entered into a register.
* Example: "This is a registered trademark."
2. Referring to a sound or voice:
* Registered - This can also be used for sound, indicating a clear, distinct sound or voice.
* Example: "Her voice was registered with the highest notes."
3. Referring to a level or category:
* Registry - This is less common, but can be used to describe something related to a specific category or level.
* Example: "This is a registry-level issue."
4. Referring to a device or mechanism:
* Registering - This is used to describe the act of registering something, often used for a device that records or displays information.
* Example: "The cash register is registering the sale."
5. Referring to a position or placement:
* Registered - This can also be used to describe a position or placement, often in relation to a specific point or area.
* Example: "The painting is registered on the wall."
The best adjective to use will depend on the specific meaning you are trying to convey.