attorney vs counsellor

attorney and counsellor both are nouns.

Word	Noun	Adjective	Verb	Adverb
attorney	Yes	No	No	No
counsellor	Yes	No	No	No

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

attorney: a professional person authorized to practice law; conducts lawsuits or gives legal advice
counsellor: a lawyer who pleads cases in court

attorney (noun)	counsellor (noun)
a professional person authorized to practice law; conducts lawsuits or gives legal advice	a lawyer who pleads cases in court
	someone who gives advice about problems
	someone who has supervisory duties at a summer camp