rebuke vs criticise

rebuke is a noun but criticise is not a noun.

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

As verbs, criticise is a hypernym of rebuke; that is, criticise is a word with a broader meaning than rebuke:

rebuke: censure severely or angrily
criticise: find fault with; express criticism of; point out real or perceived flaws

Other hypernyms of rebuke include criticize, knock, pick apart.

rebuke (noun)	criticise (noun)
an act or expression of criticism and censure

rebuke (verb)	criticise (verb)
censure severely or angrily	find fault with; express criticism of; point out real or perceived flaws
	act as a critic