warn vs counsel

warn is not a noun while counsel is a noun.

Word	Noun	Adjective	Verb	Adverb
warn	No	No	Yes	No
counsel	Yes	No	Yes	No

As verbs, counsel is a hypernym of warn; that is, counsel is a word with a broader meaning than warn:

Other hypernyms of warn include advise, rede.

warn (noun)	counsel (noun)
	something that provides direction or advice as to a decision or course of action
	a lawyer who pleads cases in court

warn (verb)	counsel (verb)
notify of danger, potential harm, or risk	give advice to
advise or counsel in terms of someone's behavior
notify, usually in advance
ask to go away