stir up vs act

stir up is not a noun while act is a noun.

Word	Noun	Adjective	Verb	Adverb
stir up	No	No	Yes	No
act	Yes	No	Yes	No

stir up (noun)	act (noun)
	something that people do or cause to happen
	a subdivision of a play or opera or ballet
	a legal document codifying the result of deliberations of a committee or society or legislative body
	a short performance that is part of a longer program
	a manifestation of insincerity

stir up (verb)	act (verb)
provoke or stir up	behave in a certain manner; show a certain behavior; conduct or comport oneself
change the arrangement or position of	pretend to have certain qualities or state of mind
arouse or excite feelings and passions	discharge one's duties
try to stir up public opinion	play a role or part
	perform on a stage or theater
	behave unnaturally or affectedly
	perform an action, or work out or perform (an action)
	have an effect or outcome; often the one desired or expected
	be suitable for theatrical performance