council vs powwow

council and powwow both are nouns.

Word	Noun	Adjective	Verb	Adverb
council	Yes	No	No	No
powwow	Yes	No	Yes	No

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

Other hyponyms of council include indaba, Jirga, synod, council of elders.

council (noun)	powwow (noun)
a meeting of people for consultation	(informal) a quick private conference
a body serving in an administrative capacity	a council of or with Native Americans
(Christianity) an assembly of theologians and bishops and other representatives of different churches or dioceses that is convened to regulate matters of discipline or doctrine

council (verb)	powwow (verb)
	hold a powwow, talk, conference or meeting