Rigor mortis and Unresponsiveness

Rigor mortis noun - Temporary stiffness of joints and muscular rigidity occurring after death.

Unresponsiveness and rigor mortis are semantically related. In some cases you can use "Unresponsiveness" instead a noun phrase "Rigor mortis".

Unresponsiveness noun - The quality of being unresponsive; not reacting; as a quality of people, it is marked by a failure to respond quickly or with emotion to people or events.

Rigor mortis and unresponsiveness are semantically related. You can use "Rigor mortis" instead a noun "Unresponsiveness".