smarta vs brahman

smarta and brahman both are nouns.

Word	Noun	Adjective	Verb	Adverb
smarta	Yes	No	No	No
brahman	Yes	No	No	No

As nouns, brahman is a hypernym of smarta; that is, brahman is a word with a broader meaning than smarta:

smarta: one of a group of brahmans who uphold nonsectarian orthodoxy according to the Vedanta school of Hinduism
brahman: a member of the highest of the four Hindu varnas

Other hypernyms of smarta include brahmin.

smarta (noun)	brahman (noun)
one of a group of brahmans who uphold nonsectarian orthodoxy according to the Vedanta school of Hinduism	the highest of the four varnas: the priestly or sacerdotal category
	a member of the highest of the four Hindu varnas
	a member of a social and cultural elite (especially a descendant of an old New England family)