blind alley vs image

blind alley and image both are nouns.

Word	Noun	Adjective	Verb	Adverb
blind alley	Yes	No	No	No
image	Yes	No	Yes	No

blind alley (noun)	image (noun)
(figurative) a course of action that is unproductive and offers no hope of improvement	a visual representation (of an object or scene or person or abstraction) produced on a surface
a street with only one way in or out	a representation of a person (especially in the form of sculpture)
	(Jungian psychology) a personal facade that one presents to the world
	the general impression that something (a person or organization or product) presents to the public
	an iconic mental representation
	a standard or typical example
	language used in a figurative or nonliteral sense
	(mathematics) the set of values of the dependent variable for which a function is defined
	someone who closely resembles a famous person (especially an actor)

blind alley (verb)	image (verb)
	imagine; conceive of; see in one's mind
	render visible, as by means of MRI