For physical objects:
* Integrated: This emphasizes the seamless joining of parts.
* Incorporated: This highlights the inclusion of one thing within another.
* Built-in: This implies a permanent and essential part of something else.
* Installed: This suggests a deliberate placement within something else.
* Encased: This indicates something is surrounded or enclosed by something else.
For abstract concepts:
* Inherent: This implies something is a natural and essential part of something else.
* Intrinsic: Similar to "inherent," this suggests an inherent quality or characteristic.
* Engrained: This implies something is deeply ingrained or established.
* Infiltrated: This suggests a gradual and subtle integration.
* Interwoven: This emphasizes the close connection and interdependence of things.
For software and technology:
* Integrated: This emphasizes the connection and functioning of different parts.
* Incorporated: This highlights the inclusion of software or code within a system.
* Embedded: This can be used in a technical context to specifically mean "embedded software."
* Installed: This suggests software has been placed on a device.
* Implanted: This can be used for firmware that is permanently installed.
Ultimately, the best word to use will depend on the specific meaning you want to convey.