mention vs comment

mention and comment both are nouns.

Word	Noun	Adjective	Verb	Adverb
mention	Yes	No	Yes	No
comment	Yes	No	Yes	No

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

mention: a remark that calls attention to something or someone
comment: a statement that expresses a personal opinion or belief or adds information

Other hypernyms of mention include input, remark.

As verbs, comment is a hyponym of mention; that is, comment is a word with a more specific, narrower meaning than mention:

Other hyponyms of mention include notice, point out, remark.

mention (noun)	comment (noun)
an official recognition of merit	a statement that expresses a personal opinion or belief or adds information
a remark that calls attention to something or someone	a written explanation or criticism or illustration that is added to a book or other textual material
a short note recognizing a source of information or of a quoted passage	a report (often malicious) about the behavior of other people

mention (verb)	comment (verb)
make mention of	make or write a comment on
commend	provide interlinear explanations for words or phrases
make reference to	explain or interpret something