unrealistic

an unrealistic portrait

an unrealistic suggestion

realistic and unrealistic notions on economy

the futility of unrealistic ambitions

it was unrealistic to expect changes to be made overnight.

It is unrealistic to hope that all one's desires can be fulfilled.

debt was pyramided on top of unrealistic debt in an orgy of speculation.

It is unrealistic to presuppose a sophisticated knowledge of harmony and counterpoint in a beginning music student.

The intention by the local authority to build 2 000 new houses is unrealistic.

We never cherish any unrealistic fancies about those desperate criminals.

We shouldn't harbour any unrealistic notions about the talks on the so-called disarmament.