Somataesthesis and Touch perception

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

Touch perception and somataesthesis are semantically related. In some cases you can replace phrase "Touch perception" with "Somataesthesis", this terms are similar.

Touch perception noun - The faculty of perceiving (via the skin) pressure or heat or pain.

Somataesthesis and touch perception are semantically related. You can use "Somataesthesis" instead a noun phrase "Touch perception".