no-brainer vs project

no-brainer and project both are nouns.

Word	Noun	Adjective	Verb	Adverb
no-brainer	Yes	No	No	No
project	Yes	No	Yes	No

As nouns, project is a hypernym of no-brainer; that is, project is a word with a broader meaning than no-brainer:

Other hypernyms of no-brainer include labor, labour, task, undertaking.

no-brainer (noun)	project (noun)
anything that requires little thought	any piece of work that is undertaken or attempted
	a planned undertaking

no-brainer (verb)	project (verb)
	present for consideration, examination, criticism, etc.
	regard as objective
	communicate vividly
	throw, send, or cast forward
	transfer (ideas or principles) from one domain into another
	imagine; conceive of; see in one's mind
	make or work out a plan for; devise
	put or send forth
	draw a projection of
	cause to be heard
	project on a screen
	extend out or project in space