sense vs sensory system

sense and sensory system both are nouns.

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

As nouns, sensory system is a hyponym of sense; that is, sensory system is a word with a more specific, narrower meaning than sense:

Other hyponyms of sense include modality, sense modality, sensibility, sensitiveness, sensitivity.

sense (noun)	sensory system (noun)
the faculty through which the external world is apprehended	the body's system of sense organs
sound practical judgment	a particular sense
a general conscious awareness
a natural appreciation or ability
the meaning of a word or expression; the way in which a word or expression or situation can be interpreted

sense (verb)	sensory system (verb)
discern
become aware of not through the senses but instinctively
perceive by a physical sensation, e.g., coming from the skin or muscles
detect some circumstance or entity automatically