The word "unrealizable" is correct and usable in written English.
You can use it to describe something that cannot be achieved or realized, either in the present or in the future For example: The ambitious project turned out to be completely unrealizable, due to lack of resources.
Conceptual artists frequently express their ideas in the form of a proposal for an unrealizable project, while performance artists are an integral part of their own compositions.
What he later dubbed the Oedipus complex presents the child with a critical problem, for the unrealizable yearning at its root provokes an imagined response on the part of the father: the threat of castration.
The traditional definition of painting as a visual, concrete art form was questioned by Conceptual art, in which the painter's idea might be expressed only in the form of documented proposals for unrealized and often unrealizable projects.
Enlightenment culture ultimately exacerbated the problem of reform, since reform from above highlighted the disparities between high and low, raised unrealizable expectations, and imposed solutions that rarely overhauled the structure of power.
The balance of forces on Israel's northern border suggests that Hezbollah's ambitions are unrealizable.
Kline said that the digital files contain the still unrealized, the still unrealizable, scans, and that "there is nothing precious about the current prints".
She feels that N.C.L.B., by setting up unrealizable goals, unwittingly launched the current narrative of education failure.
Even for a good cook the dishes are essentially unrealizable, but that does not alter their encyclopedic significance: images of Heaven are painted to encourage you to go there, not to help you build it in your back yard.
Some, in fact, were unrealizable: his Cosmic City would have consisted of various three-mile-high towers, each accommodating five million people.
Utopia is often spoken of in a general, imprecise way, to characterize any conception of the state that is considered an unrealizable ideal.
