somatic sense vs somatic sensory system

somatic sense and somatic sensory system both are nouns.

Word	Noun	Adjective	Verb	Adverb
somatic sense	Yes	No	No	No
somatic sensory system	Yes	No	No	No

As nouns, somatic sense and somatic sensory system are synonyms defined as:

somatic sense and somatic sensory system: the faculty of bodily perception; sensory systems associated with the body; includes skin senses and proprioception and the internal organs

somatic sense (noun)	somatic sensory system (noun)
the faculty of bodily perception; sensory systems associated with the body; includes skin senses and proprioception and the internal organs	the faculty of bodily perception; sensory systems associated with the body; includes skin senses and proprioception and the internal organs