Inconsistent
Inconsistent adjective - Not being in agreement or harmony.
Vague and inconsistent are semantically related. In some cases you can use "Vague" instead an adjective "Inconsistent".
Vague
Vague adjective - Not expressed in precise terms.
Inconsistent and vague are semantically related. Sometimes you can use "Inconsistent" instead an adjective "Vague".
Both words in one sentence
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The geography of The DC Universe and its fictional cities is vague and inconsistent at best, but some facts have been officially or quasi-officially established from time to time.
Source: Where the Hell Is Springfield? -
The creators have also been known to state that they've deliberately kept the precise layout of the Simpsons' home vague and inconsistent, so it's hard to tell how big it really is.
Source: "Friends" Rent Control - It's worth noting that Lovecraft created the Necronomicon concept because authentic medieval "black books," to which he had access, were useless to him: Vague, inconsistent (with each other and often within themselves), and tiresome, utterly lacking in any kind of inspirational qualities.
Source: Daydream Believer
Cite this Source
Vague and Inconsistent. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/inconsistent/vague
Inconsistent & Vague. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/inconsistent/vague>.
Vague or Inconsistent. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/inconsistent/vague.
Google Ngram Viewer shows how "inconsistent" and "vague" have occurred on timeline