Interoception and Somesthesis

Interoception noun - Sensitivity to stimuli originating inside of the body.

Somesthesis and interoception are semantically related. In some cases you can replace term "Somesthesis" with "Interoception", this nouns are similar.

Somesthesis noun - The faculty of bodily perception; sensory systems associated with the body; includes skin senses and proprioception and the internal organs.

Interoception and somesthesis are semantically related. You can use "Interoception" instead a noun "Somesthesis".