Porn and Scatology

Porn noun - Creative activity (writing or pictures or films etc.) of no literary or artistic value other than to stimulate sexual desire.

Scatology and porn are semantically related in obscenity topic. In some cases you can use "Scatology" instead a noun "Porn", when it comes to topics like indecency.

Scatology noun - Medicine) the chemical analysis of excrement (for medical diagnosis or for paleontological purposes.

Porn and scatology are semantically related in obscenity topic. Sometimes you can use "Porn" instead a noun "Scatology".