passing comment vs input

passing comment and input both are nouns.

Word	Noun	Adjective	Verb	Adverb
passing comment	Yes	No	No	No
input	Yes	No	Yes	No

As nouns, input is a hypernym of passing comment; that is, input is a word with a broader meaning than passing comment:

passing comment: an incidental remark
input: a statement that expresses a personal opinion or belief or adds information

Other hypernyms of passing comment include comment, remark.

passing comment (noun)	input (noun)
an incidental remark	a component of production; something that goes into the production of output
	any stimulating information or event; acts to arouse action
	signal going into an electronic system
	a statement that expresses a personal opinion or belief or adds information

passing comment (verb)	input (verb)
	enter (data or a program) into a computer