Nebulous

Slowly she disappeared in the nebulous woods.

English is full of ambiguous, nebulous phonemes, so English-language pop music attracts many who like such sounds.

His explanations are generally very nebulous.

That sentence is neither beautiful nor ugly. It's nebulous.

Up to now Stephen’s inclination towards Leonard had been vague, nebulous; but now that theory showed a way to its utilisation it forthwith began to become, first definite, then concrete, then substantial.

The magistrate could not possibly, on the evidence, have held them for a higher court. On the one hand the compositors and pressmen were forced to admit that the light was uncertain, that they were themselves much perturbed, and that it was difficult for them to swear to the identity of the assailants; although they believed that the accused were among them. Cross examined by the clever attorney who had been engaged by McGinty, they were even more nebulous in their evidence.

The mothers in NaturalMoms discussed nebulous fears about potential harms from vaccines and their distrust of the medical professionals who promoted a universal immunization schedule.