spyware vs software system

spyware and software system both are nouns.

Word	Noun	Adjective	Verb	Adverb
spyware	Yes	No	No	No
software system	Yes	No	No	No

As nouns, software system is a hypernym of spyware; that is, software system is a word with a broader meaning than spyware:

spyware: computer software that obtains information from a user's computer without the user's knowledge or consent
software system: (computer science) written programs or procedures or rules and associated documentation pertaining to the operation of a computer system and that are stored in read/write memory

Other hypernyms of spyware include computer software, package, software, software package, software program.

spyware (noun)	software system (noun)
computer software that obtains information from a user's computer without the user's knowledge or consent	(computer science) written programs or procedures or rules and associated documentation pertaining to the operation of a computer system and that are stored in read/write memory