shareware vs computer software

shareware and computer software both are nouns.

Word	Noun	Adjective	Verb	Adverb
shareware	Yes	No	No	No
computer software	Yes	No	No	No

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

shareware: software that is available free of charge; may be distributed for evaluation with a fee requested for additional features or a manual etc.
computer 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 shareware include package, software, software package, software program, software system.

shareware (noun)	computer software (noun)
software that is available free of charge; may be distributed for evaluation with a fee requested for additional features or a manual etc.	(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