spyware vs software

spyware and software both are nouns.

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

As nouns, software is a hypernym of spyware; that is, software 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: (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 package, software program, software system.

spyware (noun)	software (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