Untenably
Without basis and untenably are semantically related. In some cases you can use "Without basis" instead an adverb "Untenably".
Without basis
Untenably and without basis are semantically related. You can use "Untenably" instead an adverb phrase "Without basis".
Mutual synonyms
Cite this Source
Without basis and Untenably. (2016). Retrieved 2026, August 01, from https://thesaurus.plus/related/untenably/without_basis
Untenably & Without basis. N.p., 2016. Web. 01 Aug. 2026. <https://thesaurus.plus/related/untenably/without_basis>.
Without basis or Untenably. 2016. Accessed August 01, 2026. https://thesaurus.plus/related/untenably/without_basis.
Google Ngram Viewer shows how "untenably" and "without basis" have occurred on timeline