comment vs note

comment and note both are nouns.

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

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

comment: a written explanation or criticism or illustration that is added to a book or other textual material
note: a comment or instruction (usually added)

Other hyponyms of comment include Midrash, annotation, notation.

As verbs, note is a hypernym of comment; that is, note is a word with a broader meaning than comment:

Other hypernyms of comment include mention, observe, remark.

comment (noun)	note (noun)
a statement that expresses a personal opinion or belief or adds information	a characteristic emotional quality
a written explanation or criticism or illustration that is added to a book or other textual material	a brief written record
a report (often malicious) about the behavior of other people	a comment or instruction (usually added)
	a short personal letter
	a notation representing the pitch and duration of a musical sound
	a tone of voice that shows what the speaker is feeling
	a promise to pay a specified amount on demand or at a certain time
	a piece of paper money (especially one issued by a central bank)
	high status importance owing to marked superiority

comment (verb)	note (verb)
make or write a comment on	make mention of
provide interlinear explanations for words or phrases	make a written note of
explain or interpret something	notice or perceive
	observe with care or pay close attention to