comment vs criticise

comment is a noun but criticise is not a noun.

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

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

comment: make or write a comment on
criticise: find fault with; express criticism of; point out real or perceived flaws

Other hyponyms of comment include criticize, knock, pick apart, wisecrack, kibbitz, kibitz.

comment (noun)	criticise (noun)
a statement that expresses a personal opinion or belief or adds information
a written explanation or criticism or illustration that is added to a book or other textual material
a report (often malicious) about the behavior of other people

comment (verb)	criticise (verb)
make or write a comment on	find fault with; express criticism of; point out real or perceived flaws
provide interlinear explanations for words or phrases	act as a critic
explain or interpret something