vagueness (Noun) — Unclearness by virtue of being poorly expressed or not coherent in meaning. ex. "the Conservative manifesto is a model of vagueness" ex. "these terms were used with a vagueness that suggested little or no thought about what each might convey"
vagueness (Noun) — Indistinctness of shape or character. ex. "the scene had the swirling vagueness of a painting by Turner"