Synonyms of baseless
10 similar words · 4 opposite words
Another word for baseless is unfounded. Other synonyms of baseless are groundless, unproven, unsubstantiated, unsupported and ungrounded. The opposite of baseless is proven.
Synonyms and similar words for baseless
adjectiveOf reasoning: based on something that is not true, or not based on solid reasons or facts...
- groundlessWithout any grounds to support it; baseless.
- unfoundedHaving no strong foundation; not based on solid reasons or facts.
- unsupportedWithout confirmation from a credible source, without verifying support.
adjectiveMore synonyms
- idle
- footless US
- ungroundedNot grounded; without ground or basis, unreal, false.
- unjustified
- unprovedNot proved.
- unprovenNot proved.
- unsubstantiatedLacking substantiation; without evidence.
Opposite of baseless
adjectiveMore antonyms
- demonstrated
- provenHaving been proved; having proved its value or truth.
- shownA surname.
- substantiated
Meaning of baseless
- adjective Of reasoning: based on something that is not true, or not based on solid reasons or facts; unfounded; without a basis.
- adjective Without a physical base.
baseless in other languages
Questions about synonyms of baseless
- What is another word for baseless?
- Baseless has 10 synonyms on Word.ws, such as unfounded, groundless, unproven, unsubstantiated, unsupported and ungrounded.
- What is the opposite of baseless?
- The opposite of baseless is proven. Other antonyms of baseless are shown.
- What does baseless mean?
- Baseless means of reasoning: based on something that is not true, or not based on solid reasons or facts; unfounded; without a basis.
Source and license
Adapted from Wiktionary: baseless (page history and authors) and the entries of the words listed. Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws grouped the synonyms and antonyms by meaning and added links. Wiktionary data of 2026-09-02.
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Cite this page: “Synonyms of baseless.” Word.ws, https://word.ws/synonyms/baseless. Based on Wiktionary, CC BY-SA 4.0.