unsubstantiated

English · Thesaurus

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unsubstantiated^¹

adjective more unsubstantiated · most unsubstantiated

Lacking substantiation; without evidence. Such hedging is necessitated by the lack of in-depth knowledge of the contents, which also gives free rein to the scripting of unsubstantiated factoids concerning the book.
Similar: baseless, idle, footless, groundless, unfounded, ungrounded, unjustified, unproved, unproven, unsubstantiated, unsupported

unsubstantiated^²

Where it comes from

From unsubstantiate + -ed.

verb

participle, past simple past and past participle of unsubstantiate

Translations

Every language

adj lacking substantiation

中文	未经证实的
Deutsch	unbewiesen, unbegründet
Italiano	infondato, non comprovato
Ελληνικά	αβάσιμος avásimos
Русский	бездоказа́тельный bezdokazátelʹnyj, необосно́ванный neobosnóvannyj

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MLA

"unsubstantiated." Wiktionary, via Micwyn, micwyn.com/word/unsubstantiated. Accessed 6 Nov. 2026.

APA

unsubstantiated. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/unsubstantiated

Chicago

"unsubstantiated." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/unsubstantiated.

BibTeX

@misc{unsubstantiated_2026,
  title = {unsubstantiated},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/unsubstantiated},
  urldate = {2026-11-06}
}