Here are some options, depending on the context:
General Terms:
* Inanimate object: This is a broad term that encompasses all non-living things.
* Non-biological entity: This emphasizes the lack of biological processes like reproduction.
* Artifact: This implies a human-made object.
* Thing: A general term for any object.
More Specific Terms:
* Tool: For objects used for a specific purpose.
* Appliance: For objects used in a household.
* Machine: For complex objects with moving parts.
* Structure: For large, built objects.
Figurative Language:
* Non-entity: This implies the object has little or no significance.
* Abstraction: This emphasizes the lack of physical form.
The best word to use will depend on the specific object and the context of your writing.