Synonyms & related words for unsubstantiated

Find synonyms, related words, and the definition of unsubstantiated — including uncorroborated, unfounded, groundless, unsupported, unverified, unproved. Dendril is a free visual thesaurus that shows them on an interactive map where stronger matches sit closer to the center — no signup, no ads.

Words related to unsubstantiated

Explore words related to unsubstantiated — words associated with it, words that go with it, and its nearest matches in meaning. Related words include baseless, baselessness, substantiated, untrue, unverifiable, unwarranted, nonfactual, refuted. Click any word to make it the center of the map and keep exploring the web of connections.

Synonyms for unsubstantiated

Common synonyms for unsubstantiated include uncorroborated, unfounded, groundless, unsupported, unverified, unproved, unproven, unconfirmed — words that share a close meaning. Hover or tap any word on the map for its definition and part of speech.

Where does unsubstantiated come from?

The word unsubstantiated breaks down into 2 roots of Latin origin: sub-, from Latin sub (“under, below”); and -stant, from Latin sto (“stand”). Explore each root to see other English words built from the same source.